LD2985BM36R

$0.54

Description：IC REG LINEAR 3.6V 150MA SOT23-5
Series：-
Mfr：STMicroelectronics
Package：Tape & Reel (TR)

SKU:f77acf154039 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: STMicroelectronics

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Product introduction

Product Detailed Parameters

Description：IC REG LINEAR 3.6V 150MA SOT23-5
Series：-
Mfr：STMicroelectronics
Package：Tape & Reel (TR)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：16V
Voltage - Output (Min/Fixed)：3.6V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.575V @ 150mA
Current - Output：150mA
Current - Quiescent (Iq)：150 µA
Current - Supply (Max)：4 mA
PSRR：45dB (1kHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
Grade：-
Qualification：-

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LD2985BM36R

Overview

The LD2985BM36R is a fixed-output low-dropout linear regulator from STMicroelectronics, providing a stable 3.6V output with a maximum current capability of 150 mA. It features an ultra-low dropout voltage and low quiescent current, making it suitable for battery-powered systems. The device includes logic-controlled electronic shutdown via the inhibit pin, reducing power consumption in standby modes. Internal protections include current limiting and thermal shutdown. It operates within an input voltage range up to 16 V and supports a junction temperature range from -40 °C to +125 °C.

Feature Summary

Ultra-low dropout voltage performance for efficient power management
Logic-controlled electronic shutdown function for power saving
Internal current and thermal limit protection mechanisms

Applications

Cellular phones
Palmtop laptop computers
Personal digital assistants (PDA)
Camcorders and cameras

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and marking accuracy upon receipt. Ensure storage conditions comply with moisture sensitivity level requirements before soldering. Cross-reference datasheet revisions to confirm electrical parameter consistency.

Selection Notes

Select this regulator for applications requiring a precise 3.6V supply with minimal voltage drop under load. Consider the SOT-23-5L package for space-constrained designs. Evaluate thermal dissipation requirements based on input-output voltage differential and load current to ensure operation within the specified temperature range.

Part Context

This component belongs to the LD2985 family of very low drop and low noise voltage regulators. The series offers various fixed output voltages including 1.8V, 2.5V, 3.3V, and 5V. The BM suffix typically denotes specific manufacturing lot or revision codes within the STMicroelectronics product line.