AIC1578 Просмотр технического описания (PDF) - Analog Intergrations

Номер в каталоге

Компоненты Описание

производитель

AIC1578

High-Efficiency, Step-Down DC/DC Converter

Analog Intergrations 

AIC1578

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.

ELECTRICAL CHARACTERISTICS (VIN= 13V, Ta=25°C, unless otherwise

specified.)

PARAMETERS

CONDITIONS

MIN.

TYP.

MAX. UNIT

Operation Voltage

4

20

V

Quiescent Current

Shutdown Mode Current

VFB = 1.5V

VSHDN = 0V

90

160

µA

8

20

µA

Internal Reference Voltage

1.16

1.22

1.28

V

Driver Sinking "ON Resistance"

16

Ω

Driver Sourcing "ON Resistance"

Current Limit Sense Threshold

Shutdown Threshold

VCS+ = 13V

11

Ω

50

70

90

mV

0.8

1.5

2.4

V

SHDN Pin Leakage Current

VSHDN < 15V

1

µA

Duty Cycle

Oscillator Frequency

VDUTY = VIN

VDUTY = VIN

71

%

225

KHz

2

Share Link: