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HT7321-2

Description
Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 2.1V
CategoryPower/power management    Low dropout linear regulator (they)   
File Size818KB,16 Pages
ManufacturerHoltek
Websitehttp://www.holtek.com/
Download Datasheet Parametric Compare View All

HT7321-2 Overview

Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 2.1V

HT7321-2 Parametric

Parameter NameAttribute value
Output typefixed
Maximum input voltage30V
Output current250mA
Output configurationjust
Number of voltage regulators1
Output voltage (maximum)-
PSRR/ripple suppression-
Output voltage (minimum/fixed value)2.1V
Pressure drop (maximum)300mV @ 30mA
Operating power current (maximum)-
Operating temperature-40℃ ~ 85℃
HT73xx-2
30V, 250mA TinyPower
TM
LDO
Features
• Low power consumption
• Low voltage drop
Low temperature coefficient
• High input voltage - up to 30V
• Output voltage accuracy: tolerance ±1%
• Over current protection
• Package types: 3-pin TO92, 3-pin SOT89 and
8-pin SOP-EP
General Description
The HT73xx-2 device series are low power high
voltage regulators implemented in CMOS technology
which have the advantages of low voltage drop and
low quiescent current. They allow input voltages as
high as 30V. They are available with several fixed
output voltages ranging from 2.1V to 5.0V. The soft-
start function inhibits the problem of output overshoot
during power on.
Although designed primarily as fixed voltage
regulators, these devices can be used with external
components to obtain variable voltages and currents.
Applications
• Battery-powered equipment
• Communication equipment
• Audio/Video equipment
Selection Table
Part No.
HT7321-2
HT7323-2
HT7325-2
HT7327-2
HT7330-2
HT7333-2
HT7336-2
HT7340-2
HT7344-2
HT7350-2
Output Voltage
2.1V
2.3V
2.5V
2.7V
3.0V
3.3V
3.6V
4.0V
4.4V
5.0V
TO92
SOT89
8SOP-EP
73xx-2 (for TO92, SOT89)
HT73xx-2 (for 8SOP-EP)
Package
Marking
Note: ″xx″ stands for output voltages
Rev. 1.10
1
August 06, 2018

HT7321-2 Related Products

HT7321-2 HT7323-2 HT7344-2 HT7336-2
Description Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 2.1V Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 2.3V Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 4.4V Output type: fixed Maximum input voltage: 30V Output current: 250mA Output voltage (minimum/fixed value): 3.6V
Output type fixed fixed fixed fixed
Maximum input voltage 30V 30V 30V 30V
Output current 250mA 250mA 250mA 250mA
Output configuration just just just just
Number of voltage regulators 1 1 1 1
Output voltage (minimum/fixed value) 2.1V 2.3V 4.4V 3.6V
Pressure drop (maximum) 300mV @ 30mA 300mV @ 30mA 300mV @ 30mA 300mV @ 30mA
Operating temperature -40℃ ~ 85℃ -40℃ ~ 85℃ -40℃ ~ 85℃ -40℃ ~ 85℃
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