NCP1200 ON Semiconductor, NCP1200 Datasheet - Page 4

• Manufacturer Part Number: NCP1200
• Description: Current Mode Controller Fixed Frequency Operation
• Manufacturer: ON Semiconductor

1. Max value @ T
2. Max value @ T
ELECTRICAL CHARACTERISTICS
V
DYNAMIC SELF-SUPPLY (All Frequency Versions, Otherwise Noted)
INTERNAL CURRENT SOURCE
DRIVE OUTPUT
CURRENT COMPARATOR (Pin 5 Un-loaded)
INTERNAL OSCILLATOR (V
FEEDBACK SECTION (V
SKIP CYCLE GENERATION
V
V
V
Internal IC Consumption, No Output Load on Pin 5
Internal IC Consumption, 1 nF Output Load on Pin 5, F
Internal IC Consumption, 1 nF Output Load on Pin 5, F
Internal IC Consumption, 1 nF Output Load on Pin 5, F
Internal IC Consumption, Latchoff Phase
High-voltage Current Source, V
High-voltage Current Source, V
Output Voltage Rise-time @ CL = 1 nF, 10-90% of Output Signal
Output Voltage Fall-time @ CL = 1 nF, 10-90% of Output Signal
Source Resistance (drive = 0, Vgate = V
Sink Resistance (drive = 11 V, Vgate = 1 V)
Input Bias Current @ 1 V Input Level on Pin 3
Maximum internal Current Setpoint
Default Internal Current Setpoint for Skip Cycle Operation
Propagation Delay from Current Detection to Gate OFF State
Leading Edge Blanking Duration
Oscillation Frequency, 40 kHz Version
Oscillation Frequency, 60 kHz Version
Oscillation Frequency, 100 kHz Version
Built-in Frequency Jittering, F
Built-in Frequency Jittering, F
Built-in Frequency Jittering, F
Maximum Duty Cycle
Internal Pullup Resistor
Pin 3 to Current Setpoint Division Ratio
Default skip mode level
Pin 1 internal output impedance
CC
CC
CC
CC
= 11 V unless otherwise noted)
Increasing Level at Which the Current Source Turns-of f
Decreasing Level at Which the Current Source Turns- on
Decreasing Level at Which the Latchoff Phase Ends
J
J
= 25°C, please see characterization curves.
= -25°C.
CC
CC
= 11 V, Pin 5 Loaded by 1 kW)
SW
SW
SW
= 11 V, Pin 5 Loaded by 1 kW)
CC
CC
= 40 kHz
= 60 kHz
= 100 kHz
= 10 V
= 0 V
Rating
CCHMAX
(For typical values T
- 1 V)
SW
SW
SW
http://onsemi.com
= 40 kHz
= 60 kHz
= 100 kHz
J
NCP1200
= +25°C, for min/max values T
4
Pin
6
6
6
6
6
6
6
6
8
8
5
5
5
5
3
3
3
3
3
-
-
-
-
-
-
-
2
-
1
1
Symbol
V
V
V
Dmax
Vskip
CClatch
Iratio
CCOFF
I
T
T
R
I
f
f
f
Zout
I
I
I
I
I
R
f
f
f
Rup
CCON
Lskip
OSC
OSC
OSC
CC1
CC2
CC2
CC2
CC3
Limit
I
I
jitter
jitter
jitter
I
DEL
LEB
C1
C2
T
T
OH
IB
OL
J
r
f
= -25°C to +125°C, Max T
10.3
Min
8.8
2.8
0.8
1.1
27
36
52
86
74
-
-
-
-
-
-
-
-
-
5
-
-
-
-
-
-
-
-
-
-
11.4
0.02
Typ
710
350
350
100
230
103
300
450
620
9.8
6.3
1.2
1.4
1.9
4.0
4.9
0.9
8.0
4.0
1.4
67
28
40
12
42
61
80
25
J
Note 1
Note 2
Note 2
Note 2
Max
12.5
= 150°C,
880
160
116
1.4
1.6
2.2
1.0
1.6
11
61
25
48
70
87
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Hz/V
Hz/V
Hz/V
Unit
kHz
kHz
kHz
mA
mA
mA
mA
mA
mV
kW
kW
mA
mA
mA
ns
ns
ns
ns
W
W
%
V
V
V
V
V
-