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Epson – Epson Power Supply S1F70000 User Manual

Page 196

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S1F71200 Series

S1F70000 Series

EPSON

4–51

Technical Manual

S1F71200

Series

* These values are available when external parts are used in the example of circuit connection shown on the at-

tached sheet.

The characteristics vary with applicable parts. Select proper par ts after sufficient evaluation.

Rating

Min.

120

0.10

Typ.

70

85

200

0.15

0.015

Max.

1.0

–1.0

280

0.20

Parameter

Input pin leak current

at POFFX pin,

at V

C

pin

Step-up soft start time

Step-up portion

conversion efficiency

Oscillation frequency

Overcurrent detection

voltage

Output voltage

temperature coefficient

Symbol

I

LINH

I

LINL

T

SS

EFFI

f

OSC

I

DET

V

O

T

opr

Conditions

V

IN

= V

DD1

V

IN

= V

SS

SSCAP = 0.1

µ

F

V

DD1

= 3.0V, V

C

= V

DD1

I

O

= 50mA

V

DD1

= 3V, V

C

= V

SS

V

DD

= 3V

(Measure it at the SWO pin.)

V

ISENSE

Ta = –30

°

C to +85

°

C

Unit

µ

A

µ

A

ms

*

%

*

kHz

V

%/

°

C

DC Characteristics

Unless otherwise specified, Ta = 25

°

C.