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MC34060APG

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
MC34060A, MC33060A
http://onsemi.com
7
Figure 7. Emitter−Follower Configuration
Output Saturation Voltage versus
Emitter Current
Figure 8. Common−Emitter Configuration
Output Saturation Voltage versus
Collector Current
I
E
, EMITTER CURRENT (mA)
, SATURATION VOLTAGE (V)
CE(SAT)
0 100 200 300 400 500
V
, SATURATION VOLTAGE (V)
CE(SAT)
V
I
C
, COLLECTOR CURRENT (mA)
0 100 200 300 400 500
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
Figure 9. Standby Supply Current
versus Supply Voltage
Figure 10. Undervoltage Lockout Thresholds
versus Reference Load Current
0 5.0 10 15 20 25 30 35 40
V
CC
, SUPPLY VOLTAGE (V)
, SUPPLY CURRENT (mA)
CC
I
0 5.0 10 15 20 25 30 35 40
, UNDERVOLTAGE LOCKOUT THRESHOLD (V)
TH
I
L
, REFERENCE LOAD CURRENT (mA)
V
Turn On
Turn Off
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
6.0
5.5
5.0
4.5
4.0
9.0
10
MC34060A, MC33060A
http://onsemi.com
8
Figure 11. Error Amplifier Characteristics Figure 12. Deadtime and Feedback Control
Figure 13. Common−Emitter Configuration
and Waveform
+
-
+
-
V
in
V
ref
Error Amplifier
Under Test
Feedback
Terminal
(Pin 3)
Other Error
Amplifier
Test
Inputs
V
CC
= 15V
150W
2W
Output
50kW
Dead-
Time
V
CC
R
T
C
T
(+)
(-)
(+)
(-)
Error
C
E
Gnd
Ref
Out
Feedback
Output
Transistor
C
E
15V
R
L
68W
V
C
C
L
15pF
90% 90%
V
C
10% 10%
t
r
t
f
90% 90%
V
E
10% 10%
t
r
t
f
Output
Transistor
C
E
15V
R
L
68W
C
L
15pF
V
E
Figure 14. Emitter−Follower Configuration
and Waveform
MC34060A, MC33060A
http://onsemi.com
9
Figure 15. Error Amplifier Sensing Techniques
Figure 16. Deadtime Control Circuit Figure 17. Soft−Start Circuit
Figure 18. Slaving Two or More Control Circuits
+
-
+
-
V
O
To Output
Voltage of
System
R
1
1
2
R
2
V
ref
3
Error
Amp
Positive Output Voltage
V
O
= V
ref
(1 +
R
1
Negative Output Voltage
3
Error
Amp
1
2
V
ref
R
2
R
1
To Output
Voltage of
System
V
O
) V
O
= -V
ref
(1 +
R
1
)
Output
Q
V
ref
D
T
R
T
C
T
65
47k
0.001
4
R
1
R
2
Max % On Time ≈ 92 -
160
1 +
R
1
+
-
Output Q
D
T
V
ref
4
R
1
C
S
R
2
R
T
C
T
6
5
R
T
C
T
V
ref
Master
V
ref
6
5
R
T
C
T
(Additional
Circuits)
Slave
R
2
R
2
R
2
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

MC34060APG

Mfr. #:
Buy MC34060APG
Manufacturer:
ON Semiconductor
Description:
IC REG CTRLR FLYBACK 14DIP
Lifecycle:
New from this manufacturer.
Delivery:
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