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GM1117

1A LOW DROPOUT PRECISION VOLTAGE REGULATOR

Gamma Microelectronics Inc. 

GM1117

1A LOW DROPOUT

PRECISION VOLTAGE REGULATOR

Electrical Characteristics (TA = 25℃, unless otherwise noted)

Parameter

Reference

Voltage

GM1117-Adj

GM1117-1.8

GM1117-2.5

Output Voltage

GM1117-3.3

GM1117-5.0

GM1117-Adj

GM1117-1.8

Line Regulation GM1117-2.5

GM1117-3.3

GM1117-5.0

Line Regulation

Dropout Voltage

Current Limit

Quiescent Current (Fixed Output

Voltage Versions)

Adjust Pin

Current

GM1117-Adj

Temperature Coefficient

Thermal Regulation

Ripple Rejection

Symbol Condition

VREF

VOUT

∆VOI

∆VOL

∆V

ICL

IQ

IAdj

IOUT =10mA, VIN = 5V

10mA ≤ IOUT ≤ 1.0A,

2.65V ≤ VIN ≤ 10V

IOUT =10mA, VIN = 3.3V

10mA ≤ IOUT ≤ 1.0A,

3.3V ≤ VIN ≤ 10V

IOUT =10mA, VIN = 4V

10mA ≤ IOUT ≤ 1.0A,

4V ≤ VIN ≤ 10V

IOUT =10mA, VIN = 4.8V

10mA ≤ IOUT ≤ 1.0A,

4.8V ≤ VIN ≤ 10V

IOUT =10mA, VIN = 6.5V

10mA ≤ IOUT ≤ 1.0A,

6.5V ≤ VIN ≤ 10V

IOUT =10mA,

2.75V ≤ VIN ≤ 7V

IOUT =10mA,

3.3V ≤ VIN ≤ 7V

IOUT =10mA,

4V ≤ VIN ≤ 7V

IOUT =10mA,

4.8V ≤ VIN ≤ 7V

IOUT =10mA,

6.5V ≤ VIN ≤ 7V

VIN = VOUT + 1V

10mA ≤ IOUT ≤ 1.0A

IOUT =1A

VIN = VOUT + 3V

VIN = VOUT + 1V

10mA ≤ IOUT ≤ 1.0A

IOUT =10mA,

2.75V ≤ VIN ≤ 7V

VIN = VOUT + 1.5V

IOUT = 10mA

TC

TA=25°C, 30ms pulse

RA

VIN = VOUT + 1.5V

IOUT = 10mA

Min

1.238

1.225

Typ

1.250

1.250

Max

1.262

1.275

Unit

V

1.782 1.800 1.818

1.764 1.800 1.836

2.475 2.500 2.525

2.450 2.500 2.550

V

3.267 3.300 3.333

3.234 3.300 3.366

4.950 5.000 5.050

4.900 5.000 5.100

0.04 0.2 %/V

0.2 0.4 %/mA

1.15 1.3

V

1.1 3.1

A

7

13

mA

55

90

µA

0.005

%/℃

0.003

%/W

60

72

dB

6

1

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