High Performance Current Mode PWM Switching Power Supply Controller
Description
SW2603
PWM
SW2603PWM 。AC/DC 。85V-256V 5W 。, AC/DC。IC , ,;IC , 。 , , CB ,700V ,。IC ,、、,。IC 2.
5V ,, 。
700V, , ,0.
15W ,、 , , ,10 、 5W,8W
AC/DC 、MP3、MP4
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SW2603-CN-02
SW2603
/RCC
1 2 3 4 5 6 7 8 OB CT GND FB VCC NC OC OC ,, , OE,* , ,
*:PCB LayoutPin6,Pin7,.
SW2603 190—264VAC 8 9 5 85—264VAC 6
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SW2603-CN-02
SW2603
VCC OC 16V 16V VCC+0.
3V -0.
3--700V 300mA 1000mW 0--+125℃ -55--+150℃ +126℃, 10S
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SW2603-CN-02
SW2603
(TA=25℃,VDD=5.
5-7.
5V,Ct=330PF)
OE OE=0.
001-0.
29A Ioc=10mA Ioc=250mA CL=1nF CL=1nF 250 270 1.
5 700 1 75 75 290 V V ns ns mA V
F=10Hz-10KHz T=85℃ 1000h 5 Io=1.
0mA Vcc=5.
5-9V Io=0.
1-1.
2mA 0.
2 50 2.
4 2.
5 2 2.
6 20 3 V mV % mV/℃ uV mV
(Vp-p) Ct=330pF Ct=330pF Vcc=5.
5-9V Ta=0-85℃ 2.
2 1200 68 1 1 KHz % % V ns
Vcc=5.
5-9V 0.
50 30 60 70 0.
60 mA KΩ dB
0.
55 0.
25 0.
6 0.
27 60 150 0.
65 0.
29 70 250 V A dB ns
53 57 61 3.
5 % %
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SW2603-CN-02
SW2603
:,,。
1.
6
2.
4 55
3.
2 80
mA uA mA
Vcc=8V 8 4.
0
2.
8 8.
5 4.
2 3.
6 9.
4 10 9.
0 4.
5
V V V V
SAMWIN HTTP://WWW.
SEMIPOWER.
COM.
CN
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SW2603-CN-02
SW2603
SAMWIN HTTP://WWW.
SEMIPOWER.
COM.
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SW2603-CN-02
...
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