AIC1578

2

ABSOLUTE MAXIMUM RATINGS

VIN Supply Voltage

.....…………............................................................................. 20V

DUTY Voltage

.........................................……………................................................ 20V

SHDN Voltage

......................................…………....................................................

15V

Operating Temperature Range

................…………......................................... 0

°C~70°C

Storage Temperature Range

......................………….................................

-65

°C~ 150°C

TEST CIRCUIT

Refer to Fig. 1 circuit of Application Examples.

specified.)

PARAMETERS

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Operation Voltage

4

20

V

Quiescent Current

90

160

µA

Shutdown Mode Current

8

20

µA

Internal Reference Voltage

1.16

1.22

1.28

V

Driver Sinking "ON Resistance"

16

Ω

Driver Sourcing "ON Resistance"

11

Ω

Current Limit Sense Threshold

50

70

90

mV

Shutdown Threshold

0.8

1.5

2.4

V

SHDN Pin Leakage Current

1

µA

Duty Cycle

71

%

Oscillator Frequency

225

KHz