Pin Assignment

HT7133-1

Voltage Regulators - Linear, Low Drop Out (LDO) RegulatorsTO-92

IC REG LDO 3.3V 30MA SOT-89

HT7133-1 is a 3.3V fixed output, 30mA low dropout linear regulator using CMOS technology, supporting up to 24V input, available in TO-92, SOT-89, and SOT-25 packages.Checked against the datasheet

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Technical parameters

Key specs

Output voltage2.91 ~ 3.39 VMax: 3.39V (VIN=5V，IOUT=10mA，Ta=25°C)

Output current30 mATyp · Typ: 30mA (VIN=5V)

Input voltage≤ 24 V

Dropout voltage100 mVTyp · Typ: 100mV (IOUT=1mA)

Quiescent current2.5 µATyp · Max: 5μA (VIN=5V

Datasheet-verified parameters

14 items

Parameter	Value and test conditions	Source
Output Voltage	Min: 2.91V, Typ: 3.3V, Max: 3.39V (VIN=5V, IOUT=10mA, Ta=25°C)
Output Current	Min: 20mA, Typ: 30mA (VIN=5V)
Input Voltage	Max: 24V
Voltage Drop	Typ: 100mV (IOUT=1mA)
Current Consumption	Typ: 2.5μA, Max: 5μA (VIN=5V, No load)
Package	TO-92, SOT-89, SOT-25
Operating Temperature	-40°C to 85°C
Storage Temperature	-50°C to 125°C
Absolute Maximum Ratings - Supply Voltage	-0.3V to 26V
Absolute Maximum Ratings - Power Consumption	200mW (SOT-89 and TO-92)
Load Regulation	Typ: 60mV, Max: 100mV (VIN=5V, 1mA≤IOUT≤20mA)
Line Regulation	Typ: 0.2%/V (4V≤VIN≤24V, IOUT=1mA)
Temperature Coefficient	Typ: ±0.45mV/°C (VIN=5V, IOUT=10mA, 0°C<Ta<70°C)
Output Voltage Accuracy	±3%

All parameters (7)ExpandCollapse

Power
Current Consumption	5 μA (Max)
Input Voltage	24 V (Max)
Output Current	30 mA (Typ)
Output Voltage	3.3 V (Typ)
Voltage Drop	100 mV (Typ)
Environment and package
Operating Temperature	-40°C to 85°C
Package	TO-92, SOT-89, SOT-25

Pinout and package

Pin Assignment — Package: **TO-92, SOT-89, SOT-25**

Documents

DatasheetDatasheet · 152.2 KB · 2026-10-29

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