参数资料
型号: TOP261LN
厂商: Power Integrations
文件页数: 17/50页
文件大小: 0K
描述: IC OFFLINE SWIT PROG OVP 7FESIP
标准包装: 48
系列: TOPSwitch®-HX
输出隔离: 隔离
频率范围: 119kHz ~ 145kHz
输出电压: 700V
功率(瓦特): 244W
工作温度: -40°C ~ 150°C
封装/外壳: 7-SIP,6 引线,裸露焊盘,成形引线
供应商设备封装: eSIP-7F
包装: 管件
配用: 596-1193-ND - KIT REF DESIGN TOP HX FOR TOP258
TOP252-262
Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins (cont.)
+
4 M ?
V UV = R LS × I UV + V V (I V = I UV )
For Values Shown
V UV = 103.8 VDC
R LS
+
RLS
V OV = I OV × R LS + V V (I V = I OV )
4 M ?
For Values Shown
V OV = 457.2 VDC
DC
Input
Voltage
6.2 V
D
40 k ?
V
CONTROL
C
DC
Input
Voltage
D
55 k ?
V
CONTROL
C
1N4148
-
S
-
S
PI-4720-120307
Figure 20. Line Sensing for Undervoltage Only (Overvoltage Disabled).
PI-4721-120307
Figure 21. Line-Sensing for Overvoltage Only (Undervoltage Disabled). Maximum
Duty Cycle Reduced at Low Line and Further Reduction with
Increasing Line Voltage.
+
For R IL = 12 k ?
I LIMIT = 61%
For R IL = 19 k ?
I LIMIT = 37%
+
R LS
2.5 M ?
I LIMIT = 100% @ 100 VDC
I LIMIT = 53% @ 300 VDC
TOP259-261YN would
use the G pin as the
return for R IL .
DC
Input
Voltage
-
D
S
CONTROL
X
R IL
C
See Figure 55b for other
resistor values (R IL ).
TOP259-261YN would
use the G pin as the
return for R IL .
DC
Input
Voltage
-
D
S
CONTROL
X
R IL
6 k ?
C
Figure 22. External Set Current Limit.
PI-4722-021308
Figure 23. Current Limit Reduction with Line Voltage.
PI-4723-011008
+
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
TOP259-261YN would
use the G pin as the
return for Q R .
CONTROL
C
DC
Input
Voltage
D
CONTROL
C
For R IL = 12 k ?
I LIMIT = 61%
For R IL = 19 k ?
I LIMIT = 37%
-
S
Q R
X
47 K ?
ON/OFF
-
S
X
R IL
Q R
TOP259-261YN would
use the G pin as the
return for Q R .
ON/OFF
16 k ?
Figure 24. Active-on (Fail Safe) Remote ON/OFF.
www.powerint.com
PI-2625-011008
PI-4724-011008
Figure 25. Active-on Remote ON/OFF with Externally Set Current Limit.
17
Rev. H 06/13
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相关代理商/技术参数
参数描述
TOP261YN 功能描述:交流/直流开关转换器 Int Off-Line Switchr 254W/333W RoHS:否 制造商:STMicroelectronics 输出电压:800 V 输入/电源电压(最大值):23.5 V 输入/电源电压(最小值):11.5 V 开关频率:115 kHz 电源电流:1.6 mA 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:SSO-10 封装:Reel
TOP262EN 功能描述:交流/直流开关转换器 254W (85-264VAC) 333W (230V AC) RoHS:否 制造商:STMicroelectronics 输出电压:800 V 输入/电源电压(最大值):23.5 V 输入/电源电压(最小值):11.5 V 开关频率:115 kHz 电源电流:1.6 mA 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:SSO-10 封装:Reel
TOP262EN6 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:Enhanced EcoSmart, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range
TOP262LN 功能描述:交流/直流开关转换器 177W (85-264VAC) 244W (230V AC) RoHS:否 制造商:STMicroelectronics 输出电压:800 V 输入/电源电压(最大值):23.5 V 输入/电源电压(最小值):11.5 V 开关频率:115 kHz 电源电流:1.6 mA 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:SSO-10 封装:Reel
TOP262LN6 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:Enhanced EcoSmart, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range