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TPS54232D

Name: TPS54232D
Rating: 4.7 (12 reviews)

IC REG BUCK ADJUSTABLE 2A 8SOIC

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製造商。部分 #TPS54232D
包 SOIC-8
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規格

Package	Tube
Series	Eco-Mode™
ProductStatus	Active
Function	Step-Down
OutputConfiguration	Positive
Topology	Buck
OutputType	Adjustable
NumberofOutputs	1
Voltage-Input(Min)	3.5V
Voltage-Input(Max)	28V
Voltage-Output(Min/Fixed)	0.8V
Voltage-Output(Max)	25V
Current-Output	2A
Frequency-Switching	1MHz
SynchronousRectifier	No
OperatingTemperature	-40°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

TPS54232D is a Texas Instruments buck regulator (Simple Switcher). It combines the high‑side switch and control logic to efficiently convert a higher input voltage to a lower, stable output for powering logic and peripherals. Key features typically include an enable/soft‑start pin, external feedback for either fixed or adjustable output, and protection such as overcurrent, thermal shutdown, and short‑circuit protection. It requires external components (inductor, input and output capacitors, and a feedback network) and may use a diode or a synchronous rectifier depending on variant. The D suffix denotes a specific package/temperature variant for board and thermal characteristics. Common applications are automotive, industrial, and embedded systems needing a compact, efficient 3‑A class buck regulator (e.g., to generate 5 V, 3.3 V rails). For exact electrical specs (VIN range, VOUT options, switching frequency, pinout, and package details), consult the TPS54232D datasheet and TI product page.

Features

Here are the key features of the TPS54232D (typical for TI’s TPS54232 family):
- 3-A continuous output current buck regulator
- Wide input voltage range (suitable for automotive/industrial use)
- Fixed-output versions and/or adjustable output via external feedback network
- Integrated high-side switch and catch diode (minimal external parts)
- Fixed-frequency operation with enable pin for shutdown
- Soft-start to limit inrush
- Overcurrent/short-circuit protection with protection timing
- Overtemperature protection
- Undervoltage lockout (UVLO) for reliable startup
- High efficiency across load range
- Small package with minimal surrounding components (compact solution)
Note: exact output voltage options and pinout can vary by package/version; consult the datasheet for your specific TPS54232D variant.

Package

TPS54232D comes in an 8‑pin VSSOP (the D‑package family).

Pinout

Pin count: 8 pins.
Function: TPS54232D is a buck (step-down) switching regulator (SimpleSwitcher) with an integrated high-side switch and control circuitry. It converts a higher input voltage (typically 2.5–5.5 V) to a lower, programmable output using an external resistor network. Key pins include VIN, GND, SW (switch node to inductor), FB (feedback), and EN (enable/disable). It provides features such as soft-start, undervoltage lockout, overcurrent protection, and thermal shutdown.

Manufacturer

The TPS54232D is manufactured by Texas Instruments (TI). TI is an American multinational semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits for electronics.

Application

TPS54232D is a high‑efficiency 3-A buck regulator ideal for point‑of‑load (POL) power. Common applications include:
- Powering CPUs/GPUs, FPGAs, ASICs, and memory
- Telecom and networking equipment
- Automotive and industrial electronics
- Consumer and portable devices
- Distributed power rails in data centers and similar systems
(Used to generate low-voltage rails from higher input voltages.)

Equivalent

Would you like TI-only variants or cross‑references to other manufacturers? Please share the needed specs (Vin range, Vout, Iout, package) so I can give accurate equivalents.