FAN1538DBX

$0.23

Description：IC REG LIN POS ADJ 1A/1A TO252
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk

SKU:1624227f6900 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Fairchild Semiconductor

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Product introduction

FAN1538DBX is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is IC REG LIN POS ADJ 1A/1A TO252. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for FAN1538DBX

Description：IC REG LIN POS ADJ 1A/1A TO252
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk
Output Configuration：Positive
Output Type：Adjustable (Fixed)
Number of Regulators：2
Voltage - Input (Max)：5.25V
Voltage - Output (Min/Fixed)：1.4V (3.3V)
Voltage - Output (Max)：5.25V
Voltage Dropout (Max)：-
Current - Output：1A, 1A
Current - Quiescent (Iq)：15 mA
Current - Supply (Max)：-
PSRR：-
Control Features：Soft Start
Protection Features：Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Operating Temperature：0°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：TO-252-6, DPAK (5 Leads + Tab)
Supplier Device Package：TO-252 (DPAK-5)
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for FAN1538DBX

FAN1538DBX

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

The FAN1538DBX is a dual low-dropout linear regulator manufactured by Fairchild Semiconductor. It provides two independent output channels, each capable of delivering up to 1A of current. The device features fixed 3.3V and adjustable output voltage options, optimized for applications requiring low input voltage and fast transient response. It incorporates internal thermal limiting protection and maintains stability with low ESR capacitors. Packaged in an SO-8 surface-mount format, it supports efficient power management in compact electronic designs.

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

Dual-channel architecture providing independent 1A output currents
Integrated thermal limiting circuitry for enhanced reliability
Optimized for low dropout performance and rapid transient response
Compatible with low ESR output capacitors for stable operation

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

Hard disk drive power supplies
Post-regulators for switching mode power supplies
ADSL and cable modem systems
Motherboard multi-supply architectures

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

Verify the specific suffix configuration against official onsemi documentation to confirm pinout compatibility and functional specifications. Ensure that the procurement source provides valid traceability for the component's manufacturing origin. Cross-reference the ordering information with current product lifecycle status to avoid obsolete stock issues during acquisition.

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

Select this component when dual isolated outputs are required within a single package footprint. Evaluate the thermal dissipation requirements based on the voltage differential between input and load. Confirm that the application environment remains within the specified operating temperature range to maintain regulation accuracy and prevent thermal shutdown activation.

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

This part belongs to the FAN1537/FAN1538 family of dual LDO regulators. It shares architectural similarities with other devices in the series but offers distinct output configurations. The transition from Fairchild Semiconductor to onsemi has maintained the technical integrity of these legacy components while updating supply chain management protocols.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

FAN1537DBX serves as a primary alternative within the same product family. Verify that the replacement variant matches the required output voltage settings and current capabilities before implementation.

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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.