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PDF SPGP0265A Data sheet ( Hoja de datos )
| Número de pieza | SPGP0265A | |
| Descripción | POWER SWITCH | |
| Fabricantes | SemiHow | |
| Logotipo |  |
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May 2013
SPGP0265A
( SEMIHOW POWER SWITCH )
FEATURES
Variable frequency operation
Low Start-up Current(Typ.100uA )
Pulse by Pulse Current Limiting
Over Current Protection
Over Voltage Protection (Min. 20)
Internal Thermal Shutdown Function
Under Voltage Lockout
Internal High Voltage Sense FET
Auto-Restart Mode
Frequency Modulation for low EMI
Advanced Burst-Mode Operation
APPLICATION
SMPS for STB, SVR, DVD & DVCD
SMPS for Printer, Facsimile & Scanner
Adaptor
DESCRIPTION
The SemiHow Power Switch product family is specially designed for an off-line SMPS with minimal external components.
The SemiHow Power Switch consists of a high voltage power SenseFET and a current mode PWM IC.
It has a basic platform well suited for the cost effective design in either a flyback converter
INTERNAL BLOCK DIAGRAM
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Free Datasheet http://www.Datasheet4U.com
1 page  
Typical Characteristics ( SenseFET Part )
101
VGS
Top : 15.0 V
10.0 V
8.0 V
7.0 V
6.0 V
5.5 V
Bottom : 5.0 V
100
* Notes :
1. 300us Pulse Test
2. TC = 25oC
100 101
VDS, Drain-Source Voltage [V]
Figure 1. On Region Characteristics
10
8
V = 10V
GS
6
4 VGS = 20V
2
Note : T = 25oC
J
0
01234
ID, Drain Current [A]
Figure 3. On Resistance Variation vs
Drain Current and Gate Voltage
700
Ciss = Cgs + Cgd (Cds = shorted)
Coss = Cds + Cgd
600 C = C
rss gd
500
Ciss
400
300 Coss
* Note ;
200 1. VGS = 0 V
2. f = 1 MHz
Crss
100
0
10-1 100 101
VDS, Drain-Source Voltage [V]
Figure 5. Capacitance Characteristics
10
1 150oC
25oC
-25oC
* Notes :
1. VDS= 30V
2. 300us Pulse Test
0.1
2 4 6 8 10
VGS, Gate-Source Voltage [V]
Figure 2. Transfer Characteristics
10
1
0.1
150oC
25oC
* Notes :
1. VGS= 0V
2. 300us Pulse Test
0.01
0.4 0.6 0.8 1.0
VSD, Source-Drain Voltage [V]
1.2
Figure 4. Body Diode Forward Voltage
Variation with Source Current
and Temperature
12
VDS = 130V
10 VDS = 325V
8 VDS = 520V
6
4
2
* Note : ID = 2.0A
0
0 2 4 6 8 10
QG, Total Gate Charge [nC]
Figure 6. Gate Charge Characteristics
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Free Datasheet http://www.Datasheet4U.com
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet SPGP0265A.PDF ] | |
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