参数资料
| 型号： | FSL127HNY |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 6/15页 |
| 文件大小： | 0K |
| 描述： | IC PWM/SEMSEFET SMPS 8-MDIP |
| 标准包装： | 59 |
| 系列： | FPS™ |
| 输出隔离： | 隔离 |
| 频率范围： | 94kHz ~ 106kHz |
| 输入电压： | 9 V ~ 30 V |
| 输出电压： | 700V |
| 功率（瓦特）： | 20W |
| 工作温度： | -40°C ~ 105°C |
| 封装/外壳： | 8-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 8-DIP |
| 包装： | 管件 |
Electrical Characteristics (Continued)
V DD =15V and T A =25 ° C unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
V IN Section
V IN-ON
V IN-RL
V IN-H
t IN-H
V IN-L
PWM Turn-on Threshold Voltage
Release Latch Voltage
Pull HIGH Latch Trigger Level
Pull HIGH Latch Debounce Time
Pull LOW Auto Recovery Trigger Level
0.98
0.60
4.4
0.2
1.03
0.70
4.7
120
0.3
1.08
0.80
5.0
0.4
V
V
V
μs
V
Feedback Input Section
A V
Z FB
V FB-OPEN
FB Voltage to Current-Sense Attenuation
Input Impedance
Output High Voltage
5
1/4.0
9.5
V/V
k ?
V
V FB-OLP
t D-OLP
V FB-N
V FB-G
V FB-ZDC
FB Open-Loop Trigger Level
Delay Time of FB Pin Open-loop
Protection
Green-Mode Entry FB Voltage
Green-Mode Ending FB Voltage
Zero Duty Cycle FB Voltage
4.4
50
2.3
1.9
4.6
56
2.5
V FB-N -
0.1
2.1
4.8
59
2.7
2.3
V
ms
V
V
V
PWM Frequency
f OSC
f OSC-G
V FB-ZDC V FB-G
V FB-N
V FB
Figure 4. V FB vs. PWM Frequency
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Current-Sense Section
Period During Soft-Start Time
I LIM at V IN = 1.2V
I LIM at V IN = 3.6V
t SS
Peak Current Limit
Peak Current Limit
(11)
V IN = 1.2V
V IN = 3.6V
0.51
0.44
4.5
0.61
0.54
5.0
0.71
0.64
5.5
A
A
ms
Over-Temperature Protection Section (OTP)
T OTP
Protection Junction Temperature
(11,13)
142
°C
Notes:
11. These parameters, although guaranteed, are not 100% tested in production.
12. Pulse test: pulse width ≤ 300 μ s, duty ≤ 2%.
13. When activated, the output is disabled and the latch is turned off.
? 2010 Fairchild Semiconductor Corporation
FSL127H ? Rev. 1.0.2
6
www.fairchildsemi.com
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