05S_1XC9201/9202新規 02.09.12 15:16 ページ 551
XC9201
Series
■Test Circuits
・Fig. 1 (FB Type)
・Fig. 1 (VOUT Type)
47μH
22μH
PMOS
RFB1
PMOS
CFB
1 EXT
Vss 8
FB 7
1 EXT
2 Isen
Vss 8
VOUT 7
GAIN 6
SD
SD
2 Isen
3 VIN
100m�
100m�
R_SS
RFB2
RL
GAIN 6
RL
V
3 VIN
V
1μF
240k�
4 CE/SS CLK 5
20K�
4 CE/SS CLK 5
10K�
1μF
47μF
47μF
22μF
20μF
470pF
470pF
165pF
220pF
0.047μF
C_SS
XC9201C25A ꢀR_�SS:188kΩ C_SS:0.1μF�
XC9201C33A R_SS:270kΩ C_SS:0.1μF�
XC9201C50A R_SS:430kΩ C_SS:0.1μF
・Fig. 2
・Fig. 3
1 EXT
Vss 8
5
1 EXT
Vss 8
VOUT/FB 7
2 Isen
3 VIN
VOUT/FB 7
2 Isen
3 VIN
GAIN 6
GAIN 6
4 CE/SS CLK 5
10K�
A
4 CE/SS CLK 5
10K�
220pF
OSC
0.1μF
0.1μF
220pF
・Fig. 4
・Fig. 5
H
1 EXT
Vss 8
1 EXT
Vss 8
A
VOUT/FB 7
2 Isen
3 VIN
V
VOUT/FB 7
2 Isen
3 VIN
L
GAIN 6
GAIN 6
0.1μF
4 CE/SS CLK 5
A
4 CE/SS CLK 5
10K�
220pF
V
10K�
0.1μF
220pF
・Fig. 6
・Fig. 7
1 EXT
Vss 8
1 EXT
Vss 8
VOUT/FB 7
2 Isen
3 VIN
VOUT/FB 7
2 Isen
3 VIN
GAIN 6
GAIN 6
A
V
4 CE/SS CLK 5
1M�
4 CE/SS CLK 5
10K�
220pF
V
0.1μF
0.1μF
551