LP3985IBPX-2.7

$0.31

Description：IC REG LINEAR 2.7V 150MA 5-DSBGA
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:16b4fbe061e6 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Texas Instruments

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Product introduction

LP3985IBPX-2.7 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG LINEAR 2.7V 150MA 5-DSBGA. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for LP3985IBPX-2.7

Description：IC REG LINEAR 2.7V 150MA 5-DSBGA
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：6V
Voltage - Output (Min/Fixed)：2.7V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.1V @ 150mA
Current - Output：150mA
Current - Quiescent (Iq)：150 µA
Current - Supply (Max)：250 µA
PSRR：50dB ~ 40dB (1kHz ~ 10kHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：5-WFBGA, DSBGA
Supplier Device Package：5-DSBGA (1.41x1.08)
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for LP3985IBPX-2.7

LP3985IBPX-2.7

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

The LP3985IBPX-2.7 is a micropower, low-noise, ultra low-dropout CMOS voltage regulator manufactured by Texas Instruments (formerly National Semiconductor). It provides a fixed 2.7V output with a maximum current of 150mA from an input range of 2.5V to 6.0V. The device operates within a junction temperature range of -40°C to +125°C and features a quiescent current of less than 1.5µA in shutdown mode. It utilizes a 5-bump micro SMD package.

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

Logic-controlled enable pin for power management
Stable operation with small ceramic or high-quality tantalum output capacitors
Internal power-on circuit actively pre-charges bypass capacitor for fast turn-on
Thermal shutdown and short-circuit current limit protection

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

CDMA cellular handsets
Wideband CDMA cellular handsets
GSM cellular handsets
Portable information appliances

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

Verify the specific ordering suffix against the manufacturer's official documentation to confirm the exact package type and bump dimensions associated with the IBPX designation. Ensure compatibility with RoHS compliance standards required for the target assembly process. Confirm that the supply chain source provides valid traceability for the component lot.

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

Select this component for portable applications requiring minimal board space and low noise performance. Ensure the application circuit includes a 1µF input capacitor and a 1µF ±30% ceramic output capacitor for stability. Consider the thermal resistance characteristics when designing for high ambient temperatures or continuous full-load operation.

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

This part belongs to the LP3985 family of micropower LDO regulators designed for battery-powered wireless systems. The series offers various fixed output voltages ranging from 2.5V to 5.0V. The IBPX variant specifically denotes a micro SMD package configuration with defined bump sizes, distinguishing it from SOT-23 or other micro SMD variants in the same product line.