MC34167 ON Semiconductor, MC34167 Datasheet - Page 5

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

− 0.5
− 2.0
− 2.5
− 3.0
−1.0
−1.5
7.2
6.8
6.4
6.0
5.6
6.5
6.0
5.5
5.0
4.5
4.0
− 55
− 55
0
0
Figure 8. Switch Output Source Saturation
Figure 10. Switch Output Current Limit
− 25
− 25
I
Source
Figure 12. Undervoltage Lockout
Thresholds versus Temperature
Threshold versus Temperature
, SWITCH OUTPUT SOURCE CURRENT (A)
2.0
T
T
versus Source Current
A
A
, AMBIENT TEMPERATURE (°C)
, AMBIENT TEMPERATURE (°C)
0
0
25
25
V
CC
4.0
Startup Threshold
V
Turn−Off Threshold
V
CC
CC
50
50
Increasing
Decreasing
V
Pins 1, 2, 3 = GND
CC
75
75
= 12 V
6.0
T
A
= +25°C
MC34167, MC33167
100
100
http://onsemi.com
125
125
8.0
5
− 0.2
− 0.4
− 0.6
− 0.8
−1.0
−1.2
160
120
− 55
50
40
30
20
80
40
10
0
0
0
0
0
Pin 4 = V
Pins 1, 3, 5 = GND
Pin 2 Open
T
V
Pin 5 = 2.0 V
Pins 1, 3 = GND
Pin 2 Driven Negative
Figure 9. Negative Switch Output Voltage
A
CC
= +25°C
− 25
Figure 13. Operating Supply Current
= 12 V
Figure 11. Standby Supply Current
CC
10
10
T
versus Supply Voltage
versus Supply Voltage
A
0
versus Temperature
, AMBIENT TEMPERATURE (°C)
V
V
CC
CC
I
sw
, SUPPLY VOLTAGE (V)
, SUPPLY VOLTAGE (V)
= 10 mA
25
20
20
GND
50
I
sw
Pin 4 = V
Pins 1, 3 = GND
Pins 2, 5 Open
T
A
75
= 100 mA
= +25°C
30
30
CC
100
125
40
40