参数资料
型号: TOP245P
厂商: Power Integrations
文件页数: 18/52页
文件大小: 0K
描述: IC OFFLINE SWIT OVP UVLO HV 8DIP
标准包装: 3,000
系列: TOPSwitch®-GX
输出隔离: 隔离
频率范围: 66 ~ 132kHz
输出电压: 700V
功率(瓦特): 30W
工作温度: -40°C ~ 150°C
封装/外壳: 8-DIP(0.300",7.62mm),7 引线
供应商设备封装: DIP-8B
包装: 管件
TOP242-250
Typical Uses of MULTI-FUNCTION (M) Pin (cont.)
+
DC
INPUT
VOLTAGE
R IL
D
M
CONTROL
C
FOR R IL = 12 K ?
I LIMIT = 69%
FOR R IL = 25 K ?
I LIMIT = 43%
SEE FIGURES 54B, 55B
AND 56B FOR OTHER RESISTOR
VALUES (R IL ) TO SELECT
DIFFERENT I LIMIT VALUES.
+
DC
INPUT
VOLTAGE
R LS
R IL
2.5 M ?
6 K ?
D
I LIMIT = 100% @ 100 VDC
I LIMIT = 63% @ 300 VDC
M
CONTROL
C
-
S
-
S
PI-2517-022604
Figure 34. Externally Set Current Limit (Not Normally Required-See
M Pin Operation Description).
PI-2518-040501
Figure 35. Current Limit Reduction with Line Voltage (Not Normally
Required-See M Pin Operation Description).
+
Q R CAN BE AN OPTOCOUPLER
OUTPUT OR CAN BE REPLACED
BY A MANUAL SWITCH.
+
Q R CAN BE AN OPTOCOUPLER
OUTPUT OR CAN BE REPLACED
BY A MANUAL SWITCH.
DC
INPUT
VOLTAGE
D
M
DC
INPUT
VOLTAGE
ON/OFF
Q R
47 K ?
D
M
R MC
45 K ?
Q R
CONTROL
C
CONTROL
C
-
ON/OFF
47 K ?
S
-
S
Figure 36. Active-on (Fail Safe) Remote ON/OFF.
PI-2519-040501
PI-2522-040501
Figure 37. Active-off Remote ON/OFF. Maximum Duty Cycle
Reduced.
18
O
11/05
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