What are the primary applications for the HT7833-A?

It is ideal for battery-powered equipment, microprocessor voltage regulation, LAN cards, and wireless communication devices.

What are the key electrical specifications?

It supports up to 15V input, provides 450mA output current, and features a typical quiescent current of 2µA.

What should be considered during design?

Designers should account for the dropout voltage and ensure adequate PCB layout for thermal management when operating near the 450mA limit.

What is the sourcing status of the HT7833-A?

The component is currently active and widely available in the market, with standard packaging options like Tape and Reel.

What is the pinout of HT7833-A?

Use the HT7833-A datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about HT7833-A pinout to locate pins, power rails, and interface signals before layout.

HT7833-A Datasheet, Specs, Alternatives & ECAD | EVVO

AI summary

The HT7833-A is a 3.3V fixed-output LDO regulator featuring ultra-low quiescent current (2µA) and high input voltage tolerance (up to 15V), suitable for battery-powered applications.

Best for

Battery-powered devices
Low-power microcontrollers
Portable electronics

Avoid if

Applications requiring >15V input
High-current applications exceeding 450mA

Check before use

Thermal design for SOT-23 package
Input/Output capacitor requirements

Key specifications

Output Voltage: 3.3 V
Max Output Current: 450 mA
Quiescent Current: 2 µA
Max Input Voltage: 15 V

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

Battery-powered equipmentMicroprocessor regulator

Datasheet

9172edfe889b4c8f3061f3580dd91d8e_2403212000_UMW-Youtai-Semiconductor-Co---Ltd--HT7833-A_C347195.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for HT7833-A: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

Get Files

PCB Footprint

Land pattern for PCB layout

Get Files

3D Model

STEP file for mechanical design

Get Files

KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

Generate library

Alternative components

Part	Details	Match
BL8072CLTR33Shanghai Belling	Excellent electrical alternative with similar low power, but requires a different PCB footprint.	Needs validation

LD1117-3.3UMW	Form-factor match (SOT-89) with higher current, but likely much less efficient than the target.	Needs validation
LDL1117S33RSTMicroelectronics	Functional alternative with higher current, but requires footprint and electrical review.	Needs validation
CJA1117B-3.3Jiangsu Changjiang Electronics Technology Co., Ltd (CJ)	A potential form-fit match in SOT-89, but with significant electrical and temperature range downgrades.	Needs validation

Design and risk insights

Questions & answers

It is a three-terminal, low-power CMOS linear voltage regulator providing a fixed 3.3V output.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the HT7833-A?+×

What are the primary applications for the HT7833-A?+×

What are the key electrical specifications?+×

What should be considered during design?+×

What is the sourcing status of the HT7833-A?+×

What is the pinout of HT7833-A?+×