参数资料
型号: TOP270EG
厂商: Power Integrations
文件页数: 30/40页
文件大小: 0K
描述: IC OFFLINE SW PWM OCP OVP 7ESIP
特色产品: TopSwitch?-JX Integrated Switcher Ics
标准包装: 48
输出隔离: 隔离
频率范围: 66 ~ 132kHz
输出电压: 725V
功率(瓦特): 140W
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-7C
包装: 管件
其它名称: 596-1280-5
TOP264-271
t2
HV
DRAIN
VOLTAGE
0V
90%
t1
10%
D=
t1
t2
90%
PI-2039-033001
Figure 32. Duty Cycle Measurement.
120
100
80
60
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
tLEB (Blanking Time)
IINIT(MIN)
40
20
Dynamic
Impedance
=
1
Slope
0.5
0.4
0.3
0.2
0.1
0
5
6
7
8
9
0
0
1
2
3
4
5
6
7
8
CONTROL Pin Voltage (V)
Figure 33. CONTROL Pin I-V Characteristic.
(X and V Pins)
Time ( μ s)
Figure 34. Drain Current Operating Envelope.
S1
470 ?
5W
5-50 V
0-300 k ?
40 V
V
D
470 ?
C
CONTROL
C
S2
0-15 V
47 μ F
0.1 μ F
S4
F
S3
X
S
0-60 k ?
NOTES: 1. This test circuit is not applicable for current limit or output characteristic measurements.
PI-5534-072409
Figure 35. TOPSwitch-JX General Test Circuit.
30
Rev. E 08/12
www.powerint.com
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