ACE7213F

18V, 3A, High Efficiency Synchronous Step-Down Converter

VER 1.1

4

Electrical Characteristics

Parameter

Conditions

Min

Typ

Max

Unit

Input Voltage Range

4.5

18

V

Input UVLO

Rising, Hysteresis=320mV

4.08

V

Input OVP

Rising, Hysteresis=0.9V

18

V

Input Supply Current

VFB=0.85V, no switching

180

µA

Input Shutdown Current

8

15

µA

FB Voltage

0.789

0.805

0.821

V

FB Input Current

0

1

µA

Switching Frequency

700

kHz

Maximum Duty Cycle

97

%

Short Circuit Hiccup Time

On Time

2

mS

Off Time

6

mS

FB Hiccup Threshold

0.6

V

High Side Switch On Resistance

60

mΩ

Low Side Switch On Resistance

35

mΩ

High Side Current Limit

4

A

SW Leakage Current

IN=SW=12V

10

µA

EN Rising Threshold

Rising

1

1.2

1.4

V

EN Input Current

VEN=2V

2

6

uA

Thermal Shutdown

Rising, Hysteresis =36°C

150

°C