MC34167 ON Semiconductor, MC34167 Datasheet - Page 9

• Manufacturer Part Number: MC34167
• Description: (MC33167 / MC34167) Step-Up/Down/Inverting Switching Regulators
• Manufacturer: ON Semiconductor

I = Standby Mode
Figure 16. Low Power Standby Circuit
Compensation
100 mA
+
120
5
Error
Amp
V
in
Compensation
1.0 M
D
Figure 18. Soft−Start Circuit
2
t
100 mA
Soft−Start
1
MC34167, MC33167
http://onsemi.com
R
≈ 35,000 C
1
+
120
5
D
C
1
ss
9
ss
Error
Amp
Figure 17. Over Voltage Shutdown Circuit
Compensation
V
Shutdown
1
100 mA
= V
R
1
Zener
+
120
5
+ 0.7
Error
Amp
1
R
1