CM2830/CM2830A
300mA CMOS LDO
GENERAL DESCRIPTION
FEATURES
The CM2830/CM2830A family is a positive voltage linear
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Very Low Dropout Voltage
regulator developed utilizing CMOS technology featured low ꢀ
quiescent current (30µA typ.), low dropout voltage, and high ꢀ
output voltage accuracy. Built-in low on-resistance transistor
Low Current Consumption: Typ. 30µA, Max. 35µA
Output Voltage: 1.5V, 1.8V, 1.9V, 2.0V, 2.2V, 2.5V, 2.7V,
2.8V, 2.9V, 3.0V, 3.3V, 3.5V, 3.6V, and 3.8V
High Accuracy Output Voltage: +/- 1.5%
Guaranteed 300mA Output
provides low dropout voltage and large output current. A
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2.2µF or greater can be used as an output capacitor.
Input Range up to 7.0V
The SOT-23-3, SOT-23-5, and TO-92 miniaturized package ꢀ
and the SOT-89 package are recommended for configuring ꢀ
portable devices and large current application, respectively. ꢀ
Thermal Shutdown
Current Limiting
Compact Package: TO-92, SOT-23-3, SOT-23-5, and
SOT-89
These robust devices are designed to prevent device failure ꢀ
Factory Pre-set Output Voltages
Short Circuit Current Fold-Back
Low Temperature Coefficient
under the worst operation condition with both Thermal
Shutdown and Current Fold-back.
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APPLICATIONS
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Battery-powered devices
Personal communication devices
Home electric/electronic appliances
PC peripherals
TYPICAL APPLICATIONS
CM2830/A
IN
OUT
IN
OUT
GND
C1
1uF
C2
2.2uF
5V
2004/04/30 Rev. 1.6
Champion Microelectronic Corporation
Page 1
CHAMP [ CHAMPION MICROELECTRONIC CORP. ]
