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TPS63020DSJT

Name: TPS63020DSJT
Rating: 4.7 (12 reviews)

IC REG BCK BST ADJ 3.5A 14VSON

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包 VFDFN-14
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Function	Step-Up/Step-Down
OutputConfiguration	Positive
Topology	Buck-Boost
OutputType	Adjustable
NumberofOutputs	1
Voltage-Input(Min)	1.8V
Voltage-Input(Max)	5.5V
Voltage-Output(Min/Fixed)	1.2V
Voltage-Output(Max)	5.5V
Current-Output	3.5A (Switch)
Frequency-Switching	2.4MHz
SynchronousRectifier	Yes
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	14-VFDFN Exposed Pad

概述

Description

TPS63020DSJT is TI’s buck-boost DC-DC converter intended for battery-powered devices (part of the TPS6302x family). It can operate from a wide input range (typical 1.8–5.5 V) and automatically regulates to a user-defined output via an external resistor divider, maintaining Vout even as Vin varies. The device uses a switching topology with an external inductor, and provides protections such as enable/shutdown, overcurrent protection, and thermal shutdown. The DSJT suffix indicates a specific compact TI package variant and pinout. Typical applications include wearables, handhelds, IoT sensors, and other portable electronics. For exact electrical specs, pinout, and layout guidance, consult the TPS63020DSJT datasheet on TI’s website.

Features

Here are the main features of the TPS63020DSJT (TI):
- Wide input range: 2.5 V to 5.5 V
- Synchronous buck-boost regulator (external inductor required)
- Output voltage adjustable via external resistor network (typ. 0.9 V to 3.3 V)
- High efficiency across load, with good transient response
- Light-load efficiency via PWM/PFM or burst/low‑power mode
- Enable (EN) pin for easy shutdown
- Protection features: overcurrent/short-circuit, thermal shutdown, undervoltage lockout
- Soft-start to limit inrush and output overshoot
- External feedback and compensation required
- Package: DSJT (8-pin) with typical small-footprint per TI naming
- Suitable for portable/battery-powered applications (wearables, handheld devices)
Note: Always consult the datasheet for exact electricals (voltages, currents, and recommended external components) for your design.

Package

TPS63020DSJT is in an 8-pin VSSOP (Very-Small-Outline Package) package.

Pinout

- Pin count: 6 pins (SOT-23-6/DSJT package)
- Function: High-efficiency DC-DC switching regulator (buck converter) with an integrated switch; steps down input voltage to a regulated output for portable applications (uses external inductor and feedback network; supports EN/SHDN).

Manufacturer

- Manufacturer: Texas Instruments (TI)
- What kind of company: An American multinational semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits and related electronic components.

Application

TPS63020DSJT is a compact, high-efficiency buck-boost regulator for battery-powered portable electronics. Typical application areas include wearables and fitness devices; wireless sensors and IoT nodes; portable medical devices; handheld cameras and gadgets; USB-powered accessories; and any system needing a stable output from a wide input voltage range with low quiescent current.