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Home > Products > Resistors > Chip Resistor - Surface Mount > RN73H2ETTD3200F100
KOA Speer Electronics, Inc.
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RN73H2ETTD3200F100

In Stock 348111 pcs Reference Price(In US Dollars)
1+
$0.1898
200+
$0.0735
500+
$0.0709
1000+
$0.0696
Manufacturer Part Number:
RN73H2ETTD3200F100
Manufacturer / Brand
KOA Speer Electronics, Inc.
Part of Description:
RES 320 OHM 1% 1/4W 1210
Datasheets:
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 348111 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number RN73H2ETTD3200F100
Manufacturer / Brand KOA Speer Electronics, Inc.
Stock Quantity 348111 pcs Stock
Category Resistors > Chip Resistor - Surface Mount
Description RES 320 OHM 1% 1/4W 1210
Lead Free Status / RoHS Status: ROHS3 Compliant
Tolerance ±1%
Temperature Coefficient ±100ppm/°C
Supplier Device Package 1210
Size / Dimension 0.126" L x 0.098" W (3.20mm x 2.50mm)
Series RN73H
Resistance 320 Ohms
Ratings AEC-Q200
Power (Watts) 0.25W, 1/4W
Package / Case 1210 (3225 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.028" (0.70mm)
Features Automotive AEC-Q200, Moisture Resistant
Failure Rate -
Composition Metal Film
Base Product Number RN73H2E

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

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
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.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

Can RN73H2ETTD3200F100 be used as a pull-up or pull-down resistor on 3.3 V or 5 V logic lines?
Yes, RN73H2ETTD3200F100 can work for a strong pull-up or pull-down, but the 320 ohm value is relatively low for a logic bias network. At 3.3 V it draws about 10.3 mA when the line is held low, and at 5 V about 15.6 mA, so the sink device must tolerate that current and the static dissipation must stay within limits. RN73H2ETTD3200F100 is better suited when you need a firm bias or faster edge behavior than for a weak default pull-up.
Is RN73H2ETTD3200F100 suitable for LED current limiting in 5 V or 12 V designs?
RN73H2ETTD3200F100 is often suitable for low-current LED drive from 5 V rails, since a typical red LED path can land near 8 to 10 mA depending on forward voltage. On 12 V rails, the same resistor can exceed its 0.25 W rating if the LED drop is low, because the dissipation rises quickly with supply voltage. For RN73H2ETTD3200F100, check the worst-case LED forward voltage, supply tolerance, and ambient temperature before using it as a continuous current-limiting part.
Can RN73H2ETTD3200F100 survive automotive vibration and board-flex conditions?
RN73H2ETTD3200F100 is AEC-Q200: qualified and moisture resistant, which makes it suitable for many automotive and industrial assemblies, but PCB mechanical design still matters. A 1210 package can see cracking risk if it is placed across board flex lines, near mounting holes, or in areas with high strain from connectors and fasteners. For RN73H2ETTD3200F100, use a balanced land pattern, avoid rigid constraints on the pads, and keep the part away from known bend zones when the assembly will see repeated vibration or flex.
Can RN73H2ETTD3200F100 replace a 330 ohm resistor without changing circuit behavior?
RN73H2ETTD3200F100 can replace a 330 ohm part in many circuits, but the change from 330 ohms to 320 ohms is about -3%, which may affect thresholds, divider ratios, timing constants, and LED current. In simple current-limiting or bias applications, that difference is usually minor, but in comparator networks, gain-setting paths, and calibration-sensitive designs, RN73H2ETTD3200F100 should be checked against the original tolerance stack. If the original design was tuned around 330 ohms, verify the resulting operating point rather than treating it as a direct drop-in.
Is RN73H2ETTD3200F100 a good choice for precision analog circuits compared with tighter-tolerance thin-film parts?
RN73H2ETTD3200F100 can be used in many analog paths, but its ±1% tolerance and ±100 ppm/°C temperature coefficient are more aligned with general-purpose biasing, divider networks, and control circuits than with high-accuracy reference or ratio-critical stages. If the circuit depends on long-term ratio stability, low drift over temperature, or tight channel matching, a tighter thin-film family may hold calibration better than RN73H2ETTD3200F100. In less critical analog sections, its metal film construction provides stable behavior without adding much design complexity.
What PCB footprint and assembly details should I use for RN73H2ETTD3200F100 in a 1210 package?
RN73H2ETTD3200F100 uses a 1210 (3225 metric) case, so the footprint should follow a standard 1210 land pattern with symmetric pads and controlled paste volume. The seated height is low, but the part is still large enough that solder balance matters for coplanarity and mechanical stress. For RN73H2ETTD3200F100, keep the pads even, avoid oversized paste apertures, and align the part with the board's thermal and mechanical direction to reduce tombstoning and flex stress.
Can RN73H2ETTD3200F100 be used in high-temperature industrial equipment?
RN73H2ETTD3200F100 is rated for -55 C to 155 C, so it fits many industrial and automotive ambient ranges, but the actual resistor surface temperature depends on dissipation and airflow. The 0.25 W rating should be derated as ambient rises, and self-heating can become the limiting factor well before the ambient maximum is reached. For RN73H2ETTD3200F100, check the steady-state power at the hottest expected enclosure temperature and verify that nearby components and solder joints also remain within their own limits.
Does RN73H2ETTD3200F100 need dry-pack handling or special moisture control before reflow?
RN73H2ETTD3200F100 has MSL 1 status, so it does not require dry-pack controls or floor-life tracking for normal SMT handling. Standard tape-and-reel storage, normal reflow profiles, and ordinary ESD-safe assembly practices are typically sufficient. Even with RN73H2ETTD3200F100, it is still good practice to keep reels clean, avoid excessive humidity exposure in the factory, and follow the solder paste and reflow conditions used by the board assembly process.

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RN73H2ETTD3200F100

RN73H2ETTD3200F100

KOA Speer Electronics, Inc.

RES 320 OHM 1% 1/4W 1210

In Stock: 348111

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