NCP1562B ON Semiconductor, NCP1562B Datasheet - Page 6

• Manufacturer Part Number: NCP1562B
• Description: High Performance Active Clamp/Reset PWM Controller
• Manufacturer: ON Semiconductor

3. Guaranteed by design only.
ELECTRICAL CHARACTERISTICS
R
C
STARTUP CONTROL AND V
LINE UNDER/OVERVOLTAGE DETECTOR
LINE FEEDFORWARD
V
Minimum Startup Voltage (Pin 1)
I
Inhibit Bias Current
Startup Circuit Output Current
V
V
Startup Circuit Off−State Leakage Current (V
Startup Circuit Breakdown Voltage (Note 3)
I
Auxiliary Supply Current after V
Undervoltage Threshold (V
Undervoltage Hysteresis
Undervoltage Ratio (V
Overvoltage Threshold (V
Overvoltage Hysteresis
Offset Current (V
Offset Current Turn ON Threshold ("5%, I
Peak Voltage (Volt−Second Clamp)
Discharge Current (V
Offset Voltage (V
Feedforward Offset Minus Soft−Stop Reset Voltage
REF
T
AUX
start(off)
V
AUX
AUX
AUX
= 13.3 kW, C
Inhibit Threshold Voltage
Startup Threshold/V
Operating V
T
T
Outputs Disabled
Outputs Enabled
AUX
J
J
= 0.1 mF, R
Minimum Operating V
V
V
V
= 1.0 mA, V
= 25_C
= –40_C to 125_C
Regulation (V
(V
= V
= V
UVOV
EA
EA
= 0 V
UVOV
= 50 mA, T
AUX(on)
= 0 V
= 4.0 V
inhibit
= 0 V
= 2.3 V, V
AUX
+ 0.2 V
AUX
FF
AUX
– 0.2 V
UVOV
FF
= 29.4 kW, C
Valley Voltage
J
= 10 mF, C
UVOV
= 0 V, Ramp Down V
= 125_C
= V
FF
AUX
UV(H)
= 2.8 V)
EA
= 0.5 V, V
AUX(on)
= 0 V)
in
AUX
Regulation Peak (V
= 0 V)
in
/V
Increasing)
Characteristic
Increasing)
AUX
UV
T
FF
Valley Voltage after Turn−On
= 470 pF, C
AUX
)
– 0.2 V
= 470 pF. For typical values T
REGULATOR
SS
Turn−On
= 0 V)
SS
(V
offset(UVOV)
out1
)
in
in
= 48 V, V
AUX
= 200 V, V
= C
Increasing)
out2
AUX
= 40 mA)
= 100 pF, C
UVOV
http://onsemi.com
= 12 V, V
J
= 25°C, for min/max values, T
= 0 V)
UVOV
6
UVOV
= 0.01 mF, C
= 2.3 V, V
V
I
offset(UVOV)
V
V
offset(UVOV)
V
V
V
V
D
Symbol
V
V
I
AUX(off1)
AUX(off2)
V
start(off)
V
offset(FF)
V
start(min)
UV(ratio)
FF(peak)
AUX(on)
I
I
I
I
I
I
I
(FF−SS)
BR(DS)
inhibit
start1
start2
AUX1
AUX2
AUX3
V
V
FF(D)
OV(H)
UV(H)
inhibit
UV
OV
EA
CSKIP
= open, V
= 6800 pF, R
J
is – 40°C to 125°C, unless otherwise noted.)
1.979
0.074
0.075
0.118
9.65
7.42
6.50
7.16
4.03
3.65
2.80
Min
100
2.4
2.8
8.5
CSKIP
70
38
–
–
–
–
–
–
–
7
= 0 V, V
D
= 25 kW, R
0.093
0.093
0.185
1.15
10.3
2.05
4.50
2.95
Typ
170
8.0
7.0
9.3
6.1
3.0
4.2
5.5
2.6
3.0
25
48
70
–
–
–
–
CS
= 0 V, V
SYNC
10.97
0.127
0.268
2.116
0.118
Max
8.48
7.42
23.2
11.3
4.94
5.62
3.10
270
100
183
1.5
8.1
3.6
7.0
2.8
3.2
50
58
SS
–
–
= 5.0 kW,
= open,
Unit
mA
mA
mA
mV
mA
mA
mA
%
V
V
V
V
V
V
V
V
V
V