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Home > Products > Integrated Circuits (ICs) > Power Management (PMIC) - AC DC Converters, Offline Switchers > VIPER06LN
STMicroelectronics
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VIPER06LN

In Stock 65100 pcs Reference Price(In US Dollars)
1+
$0.5299
Manufacturer Part Number:
VIPER06LN
Manufacturer / Brand
STMicroelectronics
Part of Description:
IC OFFLINE SWITCH MULT TOP 7DIP
Datasheets:
VIPER06LN(1).pdfVIPER06LN(2).pdfVIPER06LN(3).pdfVIPER06LN(4).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 65100 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number VIPER06LN
Manufacturer / Brand STMicroelectronics
Stock Quantity 65100 pcs Stock
Category Integrated Circuits (ICs) > Power Management (PMIC) - AC DC Converters, Offline Switchers
Description IC OFFLINE SWITCH MULT TOP 7DIP
Lead Free Status / RoHS Status: ROHS3 Compliant
RFQ VIPER06LN Datasheets VIPER06LN Details PDF
VIPER06LN Details PDF for FR.pdf
VIPER06LN Details PDF for KR.pdf
VIPER06LN Details PDF for IT.pdf
VIPER06LN Details PDF for ES.pdf
VIPER06LN Details PDF for DE.pdf
Voltage - Supply (Vcc/Vdd) 11.5V ~ 23.5V
Voltage - Start Up 13 V
Voltage - Breakdown 800V
Topology Buck, Flyback
Supplier Device Package 7-DIP
Series VIPer™ plus
Power (Watts) 8 W
Package / Case 8-DIP (0.300', 7.62mm), 7 Leads
Package Tube
Output Isolation Either
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Through Hole
Internal Switch(s) Yes
Frequency - Switching 60kHz
Fault Protection Current Limiting, Open Loop, Over Temperature
Duty Cycle 70%
Control Features -
Base Product Number VIPER06

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

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Shipping Fees reference DHL/FedEx
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2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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VIPER06LN Product Details:

The VIPER06LN by STMicroelectronics is a highly versatile and robust Power Management Integrated Circuit (PMIC) designed for offline AC-DC conversion applications. This advanced integrated circuit belongs to the VIPer plus series and offers exceptional performance in buck and flyback power conversion topologies.

Engineered for demanding power supply designs, the VIPER06LN addresses critical design challenges by providing a compact, efficient solution for converting AC input to regulated DC output. Its through-hole DIP7 package enables straightforward integration into various electronic systems, making it ideal for applications requiring reliable power management.

The device operates across an expansive temperature range of -40°C to 150°C, ensuring consistent performance in extreme environmental conditions. With a switching frequency of 60kHz, it delivers precise power conversion with minimal electromagnetic interference. The integrated circuit supports a supply voltage range of 11.5V to 23.5V and can handle up to 8W of power output.

Key technical capabilities include multiple fault protection mechanisms such as current limiting, open loop protection, and over-temperature safeguards. The circuit features an impressive 800V breakdown voltage and a 70% duty cycle, providing robust and flexible power conversion capabilities.

Primary advantages include lead-free RoHS compliance, internal switching capabilities, and compatibility with both buck and flyback topologies. The device's versatility makes it suitable for various applications in consumer electronics, industrial control systems, and power supply designs.

Alternative or equivalent models in the VIPer series include VIPER05, VIPER07, and VIPER06, each offering similar functionality with slight variations in specific parameters. Designers can select the most appropriate model based on their precise power conversion requirements.

The VIPER06LN represents an excellent solution for engineers seeking a reliable, efficient, and compact offline power conversion integrated circuit with comprehensive protection features and broad operational flexibility.

VIPER06LN Key Technical Attributes

Manufacturer Part Number: VIPER06LN

Manufacturer: STMicroelectronics

Main Category: Integrated Circuits (ICs)

VIPER06LN Packing Size

Manufacturer's Packaging: 7-DIP

Encapsulation: DIP7

Package: Tube

VIPER06LN Application

Designed for use in low power applications, specifically AC/DC converters and offline switching

VIPER06LN Features

The VIPER06LN from STMicroelectronics is a robust integrated circuit within the VIPer plus series, ideal for converters and offline switching. This device supports a buck and flyback topology and operates at a switching frequency of 60kHz. The output isolation is adaptable to different applications, either isolated or non-isolated. It can handle a power output of up to 8 watts and features internal switch(s). The startup voltage of this IC is 13V, and it has a maximum operating temperature range from -40°C to 150°C with a breakdown voltage of 800V. The duty cycle for this device is set to handle up to 70%.

VIPER06LN Quality and Safety Features

RoHS compliant, ensuring lead-free components suitable for eco-friendly applications.

Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life under normal ambient conditions.

Equipped with fault protection mechanisms like current limiting, open loop, and over temperature protection for enhanced safety and reliability.

VIPER06LN Compatibility

The VIPER06LN is compatible with various consumer electronics, specifically focusing on enhancing effective power management systems in a compact 7-DIP package suitable for through hole mounting.

VIPER06LN Datasheet PDF

For complete and precise specifications and application guidance, download the most authoritative datasheet of VIPER06LN from our website. We ensure that our datasheets are detailed and tailored to assist you thoroughly.

Quality Distributor

As a premium distributor, IC-Components is dedicated to providing top-quality components like the VIPER06LN from STMicroelectronics. For reliable sourcing and competitive quotes, consult with us today by visiting our website. Get all the relevant information you need and place your order directly through our platform.

Frequently Asked Questions

What are the practical implications of the VIPER06LN's 800V breakdown voltage for high-input AC applications, and are there any common pitfalls to avoid during initial design-in?
The VIPER06LN's 800V breakdown voltage is a significant advantage for directly interfacing with high-line AC mains (e.g., 230V AC or higher). This allows for simpler, more robust designs by eliminating the need for additional isolation stages in some applications. However, engineers must carefully consider parasitic capacitances between the high-voltage primary side and the low-voltage secondary side, as these can lead to significant noise coupling and necessitate proper layout techniques, such as wide creepage distances and strategic ground plane placement, to maintain safety and performance. Overlooking these layout considerations can lead to unexpected behavior or failure.
When considering the VIPER06LN for a replacement of an older offline switcher like the VIPER22A, what are the key design modifications required in terms of component values and board layout to leverage its improved features?
Replacing a VIPER22A with the VIPER06LN will involve more than just a drop-in. While both are offline switchers, the VIPER06LN operates at a fixed 60kHz and has integrated features like a higher breakdown voltage and advanced protection. Key modifications for the VIPER06LN would likely include recalculating feedback network components (resistors, capacitors) due to potential differences in internal reference voltages or feedback architecture. The snubbing circuit and input filter components may also need adjustment to optimize for the 60kHz switching frequency and the 800V capability. Board layout is critical; ensure sufficient clearance for the higher voltage on the VIPER06LN's pins and consider thermal dissipation strategies, as the DIP7 package might have different thermal resistance characteristics than the original part.
What are the limitations of the VIPER06LN's 8W power output rating when used in a buck or flyback topology, especially in scenarios requiring transient load handling or extended operation at the edge of its rated power?
The VIPER06LN's 8W power rating is the continuous maximum output power under typical operating conditions. For transient loads, the duty cycle of 70% provides some headroom, but prolonged high-current demands beyond 8W could lead to thermal shutdown due to the Over Temperature protection feature or exceeding the current limiting thresholds. For applications requiring high peak power or continuous operation very close to the 8W limit, a thorough thermal analysis is crucial. Consider derating the VIPER06LN or adding heatsinking if the ambient temperature or continuous power draw approaches its maximum operating temperature (TJ = 150°C), as sustained operation at the thermal limit will significantly reduce component lifespan.
For industrial control systems operating in harsh environments, how does the VIPER06LN's -40°C to 150°C operating temperature range translate to practical reliability considerations beyond the datasheet specifications, particularly concerning component aging and drift?
The VIPER06LN's -40°C to 150°C operating temperature range (TJ) is commendable for industrial applications. However, operating consistently near the upper limit of 150°C (junction temperature) will accelerate the aging of internal components and potentially lead to parameter drift over time, impacting output voltage regulation and efficiency. Designers should aim to keep the junction temperature well below 150°C in their thermal design, especially for long-term reliability goals. This often means implementing heatsinking and ensuring adequate airflow. The 1 (Unlimited) MSL rating indicates no special handling is needed for moisture, which is beneficial in humid industrial settings.
When designing a new product, how does the VIPER06LN's fixed 60kHz switching frequency influence component selection for external passive components, such as inductors and capacitors, in both buck and flyback configurations?
The VIPER06LN's fixed 60kHz switching frequency dictates the size and characteristics of external passive components. For inductors, a higher frequency generally allows for smaller core sizes and lower inductance values for a given ripple current. However, engineers must also consider core losses at 60kHz, especially at higher current levels, to avoid excessive heating. Similarly, capacitor selection for output filtering in buck converters and input/output filtering in flyback converters will be influenced by the 60kHz frequency, requiring careful consideration of Equivalent Series Resistance (ESR) and ripple current ratings. For flyback transformers, the 60kHz will directly impact the turns ratio and core material selection to achieve desired power transfer and efficiency.
What are the critical voltage and current thresholds for the VIPER06LN's fault protection features (Current Limiting, Open Loop, Over Temperature), and what external circuitry is typically required to interface with or monitor these protection events in a system?
The VIPER06LN integrates robust fault protection. The current limiting is typically an internal cycle-by-cycle mechanism to prevent catastrophic damage. Open loop detection is also integrated, which is crucial for preventing uncontrolled output voltage rise if the feedback path is broken. The Over Temperature protection will trigger a shutdown when the junction temperature reaches approximately 150°C. While the VIPER06LN itself doesn't typically provide external pins to signal these faults directly for external monitoring, designers often implement indirect methods. For instance, monitoring the output voltage for deviations from the expected value can indicate a fault, or designing a separate, low-power supervisory IC that monitors the output can detect these conditions. The goal is to ensure the system can gracefully handle or indicate these faults.
Considering the VIPER06LN's 11.5V to 23.5V Vcc/Vdd supply range and a 13V startup voltage, what are the implications for selecting a bias supply in a system where the main AC input might fluctuate significantly during startup or normal operation?
The VIPER06LN's Vcc operating range of 11.5V to 23.5V and a 13V startup voltage are critical for bias supply design. This means the auxiliary winding or the bootstrap capacitor circuit powering the Vcc pin must reliably provide at least 13V to initiate operation and then stay within the 11.5V-23.5V window during normal operation. If the primary AC input is subject to significant sags or surges during startup or operation, the bias supply design must account for this to prevent the Vcc from dropping below 11.5V (causing a reset) or exceeding 23.5V (potentially damaging the device). A well-designed auxiliary winding with appropriate snubbing and potentially a Zener diode clamp can help regulate this bias voltage.
If a designer is considering the VIPER06LN as a potential upgrade or alternative to a similar function part from a competitor, for example, an ON Semiconductor NCL2801, what are the primary trade-offs in terms of performance, cost, and ease of integration that should be evaluated?
When comparing the VIPER06LN to a part like the ON Semiconductor NCL2801, designers should evaluate several key trade-offs. The VIPER06LN's 800V breakdown voltage and fixed 60kHz frequency are distinct features. The NCL2801 might offer a different switching frequency or control method (e.g., valley switching for higher efficiency). Practical differences might lie in the integrated protection features, the Vcc operating range (VIPER06LN is 11.5-23.5V), and the maximum power output. Cost is a major factor, and availability from different distributors also plays a role. Ease of integration involves assessing the required external component count, the complexity of the feedback loop, and the robustness of the fault handling. Datasheet review for specific performance metrics like efficiency curves, standby power, and EMI characteristics under similar load conditions is essential.
For a battery-powered portable device where minimizing quiescent current and maximizing efficiency at very light loads is paramount, is the VIPER06LN, with its 60kHz fixed frequency, a suitable choice, or are there alternative topologies or parts better suited for ultra-low power standby?
The VIPER06LN, with its fixed 60kHz switching frequency, is generally optimized for moderate to higher load conditions and might not be the ideal choice for applications demanding ultra-low quiescent current and maximum efficiency at very light loads or in standby modes. At very low loads, the fixed frequency can lead to disproportionately higher switching losses relative to the power delivered, reducing efficiency. For such demanding applications, alternative solutions like discontinuous conduction mode (DCM) controllers, burst-mode controllers, or dedicated ultra-low power PMICs that can operate at much lower switching frequencies or enter a near-zero quiescent current sleep state would be more appropriate.
What are the design considerations for the output isolation of the VIPER06LN, as the datasheet states "Either," and how does this affect the choice between a non-isolated buck converter and an isolated flyback topology for safety and performance?
The "Either" designation for output isolation on the VIPER06LN implies the device itself is capable of functioning in both non-isolated (buck) and isolated (flyback) topologies. For a non-isolated buck converter, the output is directly referenced to the input ground, offering simplicity and high efficiency but no safety isolation from the mains. For a flyback topology, an isolated transformer is used, providing crucial safety isolation between the primary and secondary sides, which is essential for applications where user safety or compliance with safety standards (like IEC 60950/62368) is a requirement. The choice between these topologies depends entirely on the application's safety requirements, required voltage conversions, and cost constraints. For any application involving direct user interaction or where mains voltage is present, an isolated flyback topology using the VIPER06LN is generally the safer and compliant choice.

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