Epson S1F70000 Power Supply User Manual


 
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
ILINH
ILINL
TSS
EFFI
fOSC
IDET
VO
Topr
Conditions
VIN = VDD1
VIN = VSS
SSCAP = 0.1µF
V
DD1 = 3.0V, VC = VDD1
IO = 50mA
VDD1 = 3V, VC = VSS
VDD = 3V
(Measure it at the SWO pin.)
VISENSE
Ta = –30°C to +85°C
Unit
µA
µA
ms*
%*
kHz
V
%/°C
DC Characteristics Unless otherwise specified, Ta = 25°C.