TPS7B8133QDRVRQ1 - Texas Instruments

Manufacturer Part Number

TPS7B8133QDRVRQ1

Manufacturer

Texas Instruments

Introduction

The TPS7B8133QDRVRQ1 is a low dropout (LDO) linear voltage regulator designed for power management, specifically engineered by Texas Instruments for automotive applications. It stabilizes output voltage at 3.3V from input voltages up to 40V.

Product Features and Performance

Positive output configuration with fixed 3.3V output

Maximum voltage dropout of 0.675V at 150mA load

Low quiescent current of 3.5µA, reducing standby power consumption

High power supply rejection ratio (PSRR) of 60dB at 100Hz, providing stable output under fluctuating supply conditions

Supports up to 150mA output current

Integrated protection features: overcurrent, overtemperature, short circuit, and under voltage lockout (UVLO)

Automotive-grade product, qualifying for AEC-Q100 standard

Product Advantages

High input voltage range, allowing use in a wide range of automotive power systems

Very low dropout, maximizing efficiency in low-voltage operations

Ultra-low quiescent current for energy-saving in standby modes

Comprehensive protection features enhance reliability and safety in harsh automotive environments

Key Technical Parameters

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 3.3V

Current Output: 150mA

Voltage Dropout (Max): 0.675V @ 150mA

PSRR: 60dB (100Hz)

Current Quiescent (Iq): 3.5 µA

Operating Temperature: -40°C to +125°C

Quality and Safety Features

Robust thermal performance within operating temperature range of -40°C to +125°C

AEC-Q100 automotive qualification ensures high quality and reliability

Integrated circuit protection mechanisms safeguard against common electrical faults

Compatibility

Packaged in a 6-WDFN exposed pad (6-WSON 2x2) for compatible surface mount technology (SMT) assembly

Suitable for use with various automotive systems requiring stable, low voltage power supply

Application Areas

Automotive applications including infotainment systems, body control modules, and advanced driver-assistance systems (ADAS)

Any electronic application requiring a high-efficiency, fixed 3.3V output from higher voltage sources

Product Lifecycle

Status: Active, indicating ongoing production and support

The product does not indicate nearing discontinuation; replacements or upgrades are not specified but potentially available through Texas Instruments' continuous innovation in power management solutions

Several Key Reasons to Choose This Product

High reliability and compatibility with automotive standards (AEC-Q100 qualification)

Exceptional input voltage range and low voltage dropout facilitate efficient power conversion

Minimal quiescent current optimizes power usage in standby or low-power conditions

Comprehensive protection features ensure long-term reliability under critical conditions

Texas Instruments' reputation for quality and support in power management technologies