参数资料
型号: TOP257MG
厂商: Power Integrations
文件页数: 34/50页
文件大小: 0K
描述: IC OFFLINE SWIT PROG OVP 10CSDIP
标准包装: 50
输出隔离: 隔离
频率范围: 59.4kHz ~ 72.6kHz
输出电压: 700V
功率(瓦特): 41W
工作温度: -40°C ~ 150°C
封装/外壳: 10-SDIP(0.300",7.62mm),9 引线
供应商设备封装: SDIP-10C
包装: 管件
其它名称: 596-1334-5
TOP252-262
Parameter
Symbol
Conditions
SOURCE = 0 V; T J = -40 to 125 °C
(Unless Otherwise Specified)
Min
Typ
Max
Units
Multi-Function (M), Voltage Monitor (V) and External Current Limit (X) Inputs
Output Overvoltage
Latching Shutdown
Threshold Current
V or M Pin Reset Voltage
I OV(LS)
V V(TH) or
V M(TH)
T J = 25 °C
T J = 25 °C
269
0.8
336
1.0
403
1.6
m A
V
Remote ON/OFF
Negative Threshold
Current and Hysteresis
(M or X Pin)
V or M Pin Short Circuit
Current
X or M Pin Short Circuit
Current
V or M Pin Voltage
(Positive Current)
V or M Pin Voltage
Hysteresis (Positive
Current)
I REM (N)
I V(SC) or
I M(SC)
I X(SC) or
I M(SC)
V V or V M
V V(hyst) or
V M(hyst)
T J = 25 °C
T J = 25 °C
V X , V M = 0 V
I V or I M = I OV
Threshold
Hysteresis
V V , V M = V C
Normal Mode
Auto-Restart Mode
I V or I M = I UV
TOP252-TOP257
TOP258-TOP262
I V or I M = I OV
-35
300
-260
-95
2.10
2.79
2.83
0.2
-27
5
400
-200
-75
2.8
3.0
3.0
0.5
-20
500
-140
-55
3.20
3.21
3.25
m A
m A
m A
V
V
X or M Pin Voltage
(Negative Current)
Maximum Duty Cycle
Reduction Onset
Threshold Current
Maximum Duty Cycle
Reduction Slope
V X or V M
I V(DC) or
I M(DC)
I X or I M = -50 m A
I X or I M = -150 m A
I C ≥ I B , T J = 25 °C
I V(DC) < I V <48 m A or
I M(DC) < I M <48 m A
T J = 25 °C
I V or I M ≥48 m A
1.23
1.15
18.9
1.30
1.22
22.0
-1.0
-0.25
1.37
1.29
24.2
V
m A
%/ m A
Remote OFF DRAIN
Supply Current
I D(RMT)
V DRAIN = 150 V
X, V or M Pin
Floating
V or M Pin Shorted to
CONTROL
0.6
1.0
1.0
1.6
mA
Remote ON Delay
Remote OFF
Setup Time
t R(ON)
t R(OFF)
From Remote ON to Drain
Turn-On
See Note B
Minimum Time Before Drain
Turn-On to Disable Cycle
See Note B
66 kHz
132 kHz
66 kHz
132 kHz
3.0
1.5
3.0
1.5
m s
m s
Frequency Input
FREQUENCY Pin
Threshold Voltage
V F
See Note B
2.9
V
FREQUENCY Pin
Input Current
I F
T J = 25 °C
V F = V C
10
55
90
m A
34
Rev. H 06/13
www.powerint.com
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