参数资料
型号: TOP245PN
厂商: Power Integrations
文件页数: 3/52页
文件大小: 0K
描述: IC OFFLINE SWIT OVP UVLO HV 8DIP
标准包装: 50
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
产品目录页面: 1204 (CN2011-ZH PDF)
其它名称: 596-1074-5
TOP242-250
VC
-
ADJUST
CONTROL (C)
ZC
SHUNT REGULATOR/
ERROR AMPLIFIER
-
+ 5.8 V
IFB
VI (LIMIT)
CURRENT
LIMIT SOFT
START
ON/OFF
VBG + VT
+
5.8 V
4.8 V
INTERNAL UV
COMPARATOR
SOFT START
0
1
÷ 8
SHUTDOWN/
AUTO-RESTART
INTERNAL
SUPPLY
-
+
CURRENT LIMIT
COMPARATOR
DRAIN (D)
EXTERNAL
CURRENT LIMIT (X)
STOP LOGIC
HYSTERETIC
THERMAL
LINE-SENSE (L)
VBG
1 V
OV/UV
STOP SOFT-
START
SHUTDOWN
CONTROLLED
TURN-ON
GATE DRIVER
LINE
SENSE
DCMAX
DCMAX
DMAX
CLOCK
SAW
FREQUENCY (F)
HALF
FREQ.
OSCILLATOR WITH JITTER
-
+
S
R
Q
LEADING
EDGE
BLANKING
PWM
COMPARATOR
LIGHT LOAD
RE
FREQUENCY
REDUCTION
SOURCE (S)
PI-2639-060600
Figure 2a. Functional Block Diagram (Y, R or F Package).
VC
-
CONTROL (C)
ZC
SHUNT REGULATOR/
ERROR AMPLIFIER
-
+ 5.8 V
IFB
+
5.8 V
4.8 V
INTERNAL UV
COMPARATOR
SOFT START
0
1
INTERNAL
SUPPLY
DRAIN (D)
VI (LIMIT)
CURRENT
LIMIT
ADJUST
SOFT
START
ON/OFF
÷ 8
-
+
VBG + VT
SHUTDOWN/
AUTO-RESTART
CURRENT LIMIT
COMPARATOR
MULTI-
FUNCTION (M)
STOP LOGIC
HYSTERETIC
THERMAL
SHUTDOWN
VBG
OV/UV
STOP SOFT-
START
CONTROLLED
TURN-ON
GATE DRIVER
LINE
SENSE
DCMAX
DCMAX
DMAX
CLOCK
SAW
OSCILLATOR WITH JITTER
-
+
S
R
Q
LEADING
EDGE
BLANKING
PWM
COMPARATOR
LIGHT LOAD
RE
FREQUENCY
REDUCTION
SOURCE (S)
PI-2641-061200
Figure 2b. Functional Block Diagram (P or G Package).
O
11/05
3
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