参数资料
型号: NCP1001P
厂商: ON Semiconductor
文件页数: 3/14页
文件大小: 0K
描述: IC OFFLINE SWIT PWM UVLO HV 8DIP
标准包装: 1,000
输出隔离: 隔离
频率范围: 90kHz ~ 115kHz
输入电压: 7.5 V ~ 10 V
输出电压: 700V
工作温度: -40°C ~ 125°C
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
其它名称: NCP1001POS
NCP1000, NCP1001, NCP1002
ELECTRICAL CHARACTERISTICS (V CC = 8.6 volts, pin 2 grounded, T J = 25 ? C for typical values. For min/max values, T J is the
operating junction temperature that applies.)
Characteristics
Symbol
Min
Typ
Max
Unit
OSCILLATOR
Frequency (l fb = 1.1 mA) (Note 4) (Figure 7)
T J = 25 ? C
T J = 0 ? C to 125 ? C
T J = --40 ? C to 125 ? C
f OSC
90
85
75
100
--
--
110
115
115
kHz
PWM COMPARATOR
Feedback Input PWM Gain (T J = 25 ? C) (l fb = 1.20 mA to 1.30 mA) (Figure 2)
Gain Temperature Coefficient (T J = --40 ? C to T J = 125 ? C) (Note 4)
A v
Δ A v
--110
--
? 136
0.2
--170
--
%/mA
(%/mA)/ ? C
PWM Duty Cycle (Pin 2)
Maximum (l fb = 0.8 mA)
Zero Duty Cycle Current
0 ? C to 125 ? C
--40 ? C to 125 ? C
D (max)
I fb
68
1.8
2.0
72
--
--
74
--
--
%
mA
mA
PWM Ramp
V
Peak
Valley
V rpk
V rvly
--
--
4.1
2.7
--
--
STARTUP CONTROL AND V CC LIMITER
Undervoltage Lockout (Figure 8)
V
V CC Clamp Voltage (I CC = 4.0 mA)
Startup Threshold (V clp Increasing)
Minimum Operating Voltage After Turn--On
Hysteresis
V clp
V clp(on)
V clp(min)
V H
8.3
8.2
7.2
--
8.55
8.5
7.5
1.0
8.9
8.8
8.0
--
Startup Circuit, Pin 1 Output Current (Pin 4 = 50 V)
V CC = 0 V
V CC = 8.0 V
Minimum Startup Voltage (V CC = V clp(on) --0.2 V, I start = 0.5 mA)
Auto Restart (C Pin 1 = 47 m F, Pin 4 = 50 V) (Note 5)
Duty Cycle
Frequency
Startup Circuit Breakdown Voltage (I = 25 m A) (Note 5)
Startup Circuit Leakage Current (Pin 4 = 700 V DC )
T J = 25 ? C
T J = --40 ? C to 125 ? C
I start
V start
D rst
f rst
V BR(st)
I leak
2.0
1.5
--
4.0
--
700
--
--
3.4
2.6
14.7
5.0
1.2
--
20
30
4.2
4.2
20
6.0
--
--
40
75
mA
V
%
Hz
V
m A
3. Maximum package power dissipation limits must be observed.
4. Tested junction temperature range for this device series: T low = --40 ? C, T high = +125 ? C
5. Guaranteed by design only.
http://onsemi.com
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