Epson S1F70000 Power Supply User Manual


 
S1F76300 Series
S1F70000 Series EPSON 4–25
Technical Manual
S1F76300
Series
Typical Performance Characteristics
Standby current vs. ambient temperature
Normalized frequency deviation vs.
input voltage 1
Normalized frequency deviation vs.
gate capacitance 1
Normalized frequency deviation vs.
input voltage 2
Normalized frequency deviation vs. gate
capacitance 2
Fixed output voltage (V)
Ta = 25 ˚C
Fixed output voltage temperature
characteristic (mV/˚C)
0
2.0
1.5
1.0
0.5
0.0
123456
Ambient temperature (˚C)
V
I1
= 1.5 V
Standby current (µA)
5
4
3
2
1
0
–30 0 25 50 8575
Input voltage (V)
Normalized frequency deviation (ppm)
10
5
0
–5
–10
0.5 1.0 1.5 2.0 2.5
Normalized frequency deviation = f/f
C
G
= C
D
= 20 pF
C
G
= C
D
= 10 pF
R
D
= 200 k
V
I
= 1.5 V
f
O
= 32 kHz
Gate capacitance (pF)
Normalized frequency deviation (ppm)
50
0
–50
0102030
R
D
= 200 k
V
I
= 1.5 V
f
O
= 32 kHz
C
D
= 20 pF
C
D
= 10 pF
Normalized frequency deviation = f–f
O
f
O
Normalized frequency deviation = f/f
Input voltage (V)
C
G
= C
D
= 20 pF
C
G
= C
D
= 10 pF
Normalized frequency deviation (ppm)
1.0
0
–1.0
0.5 1.0 1.5 2.0 2.5
R
D
= 0
V
I
= 1.5 V
f
O
= 96 kHz
Gate capacitance (pF)
C
D
= 20 pF
C
D
= 10 pF
Normalized frequency deviation (ppm)
50
0
–50
0102030
R
D
= 0
V
I
= 1.5 V
f
O
= 96 kHz
Normalized frequency deviation = f–f
O
f
O
Fixed output voltage temperature characteristic