参数资料
型号: FSFM261N
厂商: Fairchild Semiconductor
文件页数: 14/18页
文件大小: 0K
描述: IC PWM/SENSEFET FPS 8-DIP
标准包装: 50
系列: FPS™
输出隔离: 隔离
频率范围: 61kHz ~ 73kHz
输入电压: 9 V ~ 21 V
输出电压: 700V
功率(瓦特): 35W
工作温度: -25°C ~ 85°C
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-DIP
包装: 管件
Typical Application Circuit
Application
LCD Monitor
Power Supply
FPS? Device
FSFM300N
Input Voltage
Range
85-265V AC
Rated Output Power
30W
Output Voltage
(Maximum Current)
5.0V (2.0A)
14V (1.4A)
Features
! Average efficiency of 25%, 50%, 75%, and 100% load conditions is higher than 80% at universal input
! Low standby mode power consumption (<1W at 230V AC input and 0.5W load)
! Enhanced system reliability through various protection functions
! Internal soft-start (15ms)
Key Design Notes
! The delay time for overload protection is designed to be about 23ms with C105 of 33nF. If faster/slower triggering of
OLP is required, C105 can be changed to a smaller/larger value (e.g. 100nF for 70ms).
! The SMD-type 100nF capacitor must be placed as close as possible to V CC pin to avoid malfunction by abrupt pul-
sating noises and to improve surge immunity.
1. Schematic
R102
75k
R103
51k
1W
C104
3.3nF
630V
1
2
T1
EER3016
10
6
L201
5 H
C201
1000 F
25V
C202
1000 F
25V
14V, 1.4A
BD101
2KBP06M
2
C103
100 F
400V
FSFM300N
D101
1N4007
3
V STR
3 FB
1
4
C102
150nF
275V AC
3
C105
33nF
100V
5
4
I LIM
Drain
V CC
GND
1
6,7,8
R105 C106 C107
100 100nF 47 F
0.5W 50V
2
D102
UF 4004
4
5
7
6
D202
MBRF1060
C203
2200 F
10V
L202
5 H
C204
1000 F
10V
5V, 2A
LF101
30mH
R108
N.C
ZD101
1N4745A
C301
4.7nF
Y2
R201
1k
R101
1M
1W
R202
1.2k
R203
18k
C205
47nF
R204
8k
RT1
NTC
5D-9
C101
150nF
275V AC
F1
FUSE
250V
2A
IC301
FOD817C
IC201
KA431
R205
8k
Figure 24. Demonstration Circuit of FSFM300N
? 2009 Fairchild Semiconductor Corporation
FSFM260N / FSFM261N / FSFM300N ? Rev. 1.0.1
14
www.fairchildsemi.com
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