LM74701QDDFRQ1

$1.82

Description：AUTOMOTIVE 3.2-V TO 65-V REVERSE
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:13d2aa2893dd Category: OR Controllers, Ideal Diodes Brand: Texas Instruments

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Product introduction

Product Detailed Parameters

Description：AUTOMOTIVE 3.2-V TO 65-V REVERSE
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Type：N+1 ORing Controller
FET Type：N-Channel
Ratio - Input:Output：1:01
Internal Switch(s)：No
Delay Time - ON：1.4 µs
Delay Time - OFF：450 ns
Current - Output (Max)：-
Current - Supply：80 µA
Voltage - Supply：3.2V ~ 65V
Applications：Redundant Power Supplies
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：SOT-23-8 Thin, TSOT-23-8
Supplier Device Package：TSOT-23-8
Grade：Automotive
Qualification：AEC-Q100

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LM74701QDDFRQ1

Overview

The LM74701QDDFRQ1 is an automotive-grade reverse battery protection controller manufactured by Texas Instruments. It operates within a supply voltage range of 3.2 V to 65 V and supports a maximum output current of 2 A. The device is housed in an SOT-23-8 surface-mount package and functions across a temperature range of -40°C to +125°C.

Feature Summary

Provides reverse polarity protection for automotive power systems
Supports wide input voltage ranges compatible with standard DC bus voltages
Designed for high reliability in harsh automotive environments

Applications

Automotive battery system protection
Reverse polarity protection circuits
General automotive power distribution

Procurement Notes

Verify the specific suffix 'QDDFRQ1' against the manufacturer's official datasheet to confirm package type, tape-and-reel specifications, and automotive qualification status. Ensure compatibility with required PCB footprint and reflow profiles before finalizing procurement orders.

Selection Notes

Select this component when designing circuits requiring robust reverse battery protection for automotive applications. Consider the 2 A output current limit and the 3.2 V minimum operating voltage to ensure adequate performance during cold cranking or low-voltage conditions.

Part Context

This part belongs to the LM74701 series of specialized PMICs from Texas Instruments. It is designed specifically for automotive electronics, offering integrated protection features that simplify system design compared to discrete solutions.

Replacement Considerations

Consult the manufacturer's cross-reference documentation for verified alternative part numbers. Do not substitute with non-automotive grade components without validating thermal and electrical compliance.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.