AME7730 datasheet(5/12 Pages) AME

5 / 12 page

AME, Inc.

Rev.A.01

AME7730

100mA Regulated Charge Pump

Parameter

Symbol

Min

Typ

Max

Units

Input Voltage

VIN

2.7

4.8

5.2

4.8

5.2

Quiescent Current

100

µA

0.01

2.5

Short Circuit Current Limit

ISC

300

Efficiency

Frequency

fOSC

1.0

MHz

EN Input Threshold High

VEH

1.3

EN Input Threshold Low

VEL

0.6

EN Input Current

IEN

0.1

µA

Over Temperature Shutdown

OTS

160

Over Temperature Hysterisis

OTH

mVp-p

Oscillator Free Running

VIN = 2.7V, IOUT = 50mA, VOUT = 5V

VEN = VIN, VEN = GND

VRIPPLE

Shutdown Current

2.7V < VIN < 3.6V, IOUT = 0mA, VEN = 0

VIN = 2.7V, IOUT = 50mA, VOUT = 5V

VIN = 3V, IOUT = 100mA, VOUT = 5V

Ripple Voltage

ISHDN

VIN = VEN = 3V, VOUT = GND

Output Voltage

IOUT <= 100mA, 3.0V < VIN < 5V

2.7V < VIN < 5V, IOUT = 0mA, VEN = VIN

IOUT <= 50mA, 2.7V < VIN < 5V

Test Conditions

VOUT = 5.0V

VOUT

µA

3.6V < VIN < 5V, IOUT = 0mA, VEN = 0

n Electrical Characteristics

IN = VEN = 3V, Cpump = 1µF, CIN = 10µF, COUT = 10µF, Typical values are at TA = 25

oC, unless otherwise noted.

Note 1: Effective series resistance (ESR) of capacitors is < 0.1

Ω.

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