BA3257HFP-TR

$1.73

Description：IC REG LIN POS ADJ 1A/1A HRP-5
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:190aa024cd8e Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Rohm Semiconductor

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Product introduction

BA3257HFP-TR is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Rohm Semiconductor. Its product description is IC REG LIN POS ADJ 1A/1A HRP-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for BA3257HFP-TR

Description：IC REG LIN POS ADJ 1A/1A HRP-5
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR),Cut Tape (CT)
Output Configuration：Positive
Output Type：Adjustable (Fixed)
Number of Regulators：2
Voltage - Input (Max)：14V
Voltage - Output (Min/Fixed)：1.25V (3.3V)
Voltage - Output (Max)：12.7V
Voltage Dropout (Max)：1.3V @ 1A
Current - Output：1A, 1A
Current - Quiescent (Iq)：5 mA
Current - Supply (Max)：-
PSRR：-
Control Features：Current Limit
Protection Features：Over Current, Over Temperature
Operating Temperature：0°C ~ 85°C
Mounting Type：Surface Mount
Package / Case：HRP-5 (5 Leads + Tab)
Supplier Device Package：HRP-5
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for BA3257HFP-TR

BA3257HFP-TR

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The BA3257HFP-TR is a linear voltage regulator IC from ROHM Semiconductor featuring two positive adjustable or fixed output channels. Each channel provides an output current of 1A, suitable for powering multiple loads within a single circuit. The device operates with an input voltage range supporting up to 15V and includes integrated protection features such as thermal shutdown and current limiting to ensure reliable operation under varying load conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Dual-output architecture providing independent regulation for two separate circuits
Integrated thermal shutdown and current limit protection mechanisms
Designed for stable performance in automotive electronic control units

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Automotive Electronic Control Units (ECUs)
Power distribution modules
Body Control Modules (BCMs)

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific datasheet revision and ordering suffix before procurement, as manufacturers may update pinouts or internal circuitry without changing the base part number. Confirm that the HRP-5 package footprint matches your PCB design requirements. Check for end-of-life status notifications, as this component has been noted for scheduled obsolescence by some distributors.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when dual isolated or regulated outputs are required from a single package to save board space. Ensure the input voltage exceeds the desired output voltage by the minimum dropout voltage specified in the datasheet. Verify that the total power dissipation remains within the thermal limits of the HRP-5 package for your specific ambient temperature conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This component belongs to ROHM's BA3257 series of dual-output linear regulators. It is housed in the HRP-5 package, which is equivalent to the TO252-5 form factor. The series is engineered for automotive-grade reliability, offering robust performance in harsh environments compared to standard commercial-grade regulators.