Copyright

© ANPEC Electronics Corp.

Rev. A.5 - Sep., 2011

APW7083

www.anpec.com.tw

5

Electrical Characteristics (Cont.)

APW7083

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

CURRENT-MODE PWM CONVERTER (CONT.)

Current-Sense Resistance

-

0.12

-

Ω

High-side Switch Resistance

Between VIN and Exposed Pad,

-

50

80

m

Ω

Low-side Switch Resistance

Between GND and Exposed Pad,

-

20

30

m

Ω

PROTECTIONS

P-Channel Power MOSFET

Current-Limit

Peak Current

6

8

10

A

FB Under-Voltage Threshold

66

70

74

%

FB Under-Voltage Hysteresis

-

40

-

mV

FB Under-Voltage Debounce

-

2

-

µs

FB Over-Voltage Threshold

114

118

122

%

FB Over-Voltage Hysteresis

-

40

-

mV

Over-Temperature Trip Point

-

150

-

Over-Temperature Hysteresis

-

50

-

Dead-Time

-

30

-

ns

SOFT-START, ENABLE, AND INPUT CURRENTS

Soft-Start Interval

-

8

-

ms

Preceding Delay before Soft-Start

-

11

-

ms

EN Logic Low Voltage

-

-

0.5

V

EN Logic High Voltage

2.1

-

-

V

EN Pin Clamped Voltage

12

-

17

V

P-Channel Power MOSFET Leakage

Current

-

-

4

µA

FB Pin Input Current

-100

-

+100

µA

EN Pin Input Current

-500

-

+500

µA

Refer to the typical application circuits. These specifications apply over V

otherwise specified. V