参数资料
型号: NCP1562BDBR2G
厂商: ON Semiconductor
文件页数: 6/26页
文件大小: 0K
描述: IC REG CTRLR PWM VM 16-TSSOP
标准包装: 1
PWM 型: 电压模式
输出数: 2
频率 - 最大: 1MHz
占空比: 85%
电源电压: 23.2 V ~ 100 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
包装: 剪切带 (CT)
其它名称: NCP1562BDBR2GOSCT
NCP1562A, NCP1562B
ELECTRICAL CHARACTERISTICS (V in = 48 V, V AUX = 12 V, V UVOV = 2.3 V, V EA = open, V CSKIP = 0 V, V CS = 0 V, V SS = open,
R T = 13.3 k Ω , C AUX = 10 m F, C T = 470 pF, C out1 = C out2 = 100 pF, C UVOV = 0.01 m F, C CSKIP = 6800 pF, R D = 25 k Ω , R SYNC = 5.0 k Ω ,
C REF = 0.1 m F, R FF = 29.4 k Ω , C FF = 470 pF. For typical values T J = 25 ? C, for min/max values, T J is – 40 ? C to 125 ? C, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
STARTUP CONTROL AND V AUX REGULATOR
V AUX Regulation (V UVOV = 0 V)
Inhibit Threshold Voltage
Startup Threshold/V AUX Regulation Peak (V AUX Increasing)
Operating V AUX Valley Voltage
Minimum Operating V AUX Valley Voltage after Turn--On
(V UVOV = 2.3 V, V EA = 0 V)
Minimum Startup Voltage (Pin 1)
I AUX = 1.0 mA, V AUX = V AUX(on) – 0.2 V
V inhibit
V AUX(on)
V AUX(off1)
V AUX(off2)
V start(min)
9.65
7.42
6.50
1.15
10.3
8.0
7.0
1.5
10.97
8.48
7.42
23.2
V
V
Inhibit Bias Current
m A
V AUX = 0 V
I inhibit
70
170
300
Startup Circuit Output Current
mA
V AUX = V inhibit + 0.2 V
V AUX = V AUX(on) – 0.2 V
I start1
I start2
7.16
4.03
9.3
6.1
11.3
8.1
Startup Circuit Off--State Leakage Current (V in = 200 V, V UVOV = 0 V)
T J = 25 _ C
T J = –40 _ C to 125 _ C
Startup Circuit Breakdown Voltage (Note 3)
I start(off) = 50 m A, T J = 125 _ C
I start(off)
V BR(DS)
100
25
50
100
m A
V
Auxiliary Supply Current after V AUX Turn--On
Outputs Disabled
mA
V UVOV = 0 V
V EA = 0 V
Outputs Enabled
V EA = 4.0 V
I AUX1
I AUX2
I AUX3
3.0
4.2
5.5
3.6
4.94
7.0
LINE UNDER/OVERVOLTAGE DETECTOR
Undervoltage Threshold (V in Increasing)
Undervoltage Hysteresis
Undervoltage Ratio (V UV(H) /V UV )
Overvoltage Threshold (V in Increasing)
Overvoltage Hysteresis
Offset Current (V UVOV = 2.8 V)
Offset Current Turn ON Threshold ( ? 5%, I offset(UVOV) = 40 m A)
V UV
V UV(H)
V UV(ratio)
V OV
V OV(H)
I offset(UVOV)
V offset(UVOV)
1.979
0.074
3.65
2.80
0.075
38
2.4
2.05
0.093
4.50
2.95
0.093
48
2.6
2.116
0.118
5.62
3.10
0.127
58
2.8
V
V
%
V
V
m A
V
LINE FEEDFORWARD
Peak Voltage (Volt--Second Clamp)
Discharge Current (V FF = 0.5 V, V SS = 0 V)
Offset Voltage (V FF = 0 V, Ramp Down V SS )
Feedforward Offset Minus Soft--Stop Reset Voltage
V FF(peak)
I FF(D)
V offset(FF)
Δ (FF--SS)
2.8
8.5
0.118
7
3.0
0.185
70
3.2
0.268
183
V
mA
V
mV
3. Guaranteed by design only.
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