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参数资料
| 型号： | FL103M |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 5/14页 |
| 文件大小： | 0K |
| 描述： | IC PWM CTLR FLYBACK 8-SOIC |
| 标准包装： | 2,500 |
| 系列： | TRUECURRENT™ |
| 恒定电流： | 是 |
| 恒定电压： | 是 |
| 拓扑： | 交直流离线开关，反激式，PWM |
| 输出数： | 1 |
| 内部驱动器： | 无 |
| 类型 - 主要： | 通用 |
| 频率： | 33kHz，50kHz |
| 电源电压： | 8 V ~ 25 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SO |
| 包装： | 带卷 (TR) |
| 工作温度： | -40°C ~ 125°C |
Electrical Characteristics
Unless otherwise specified, V DD = 15 V and T A = 25°C.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
V DD Section
V DD-ON
V DD-OFF
I DD-OP
I DD-GREEN
V DD-OVP
t D-VDDOVP
Turn-On Threshold Voltage
Turn-Off Threshold Voltage
Operating Current
Green Mode Operating Supply Current
V DD Over-Voltage Protection Level
V DD OVP Debounce Time
15
7.0
27
90
16
7.5
3.2
0.95
28
200
17
8.0
5.0
1.20
29
350
V
V
mA
mA
V
μs
High Voltage (HV) Section
V HV-MIN
Minimum Startup Voltage on HV Pin
50
V
I HV
I HV-LC
Supply Current Drawn from Pin HV
Leakage Current after Startup
V DL =100 V
HV=500 V,
V DD =V DD-OFF +1 V
1.5
2.0
0.5
5.0
3.0
mA
μA
Oscillator Section
Frequency
f OSC
Normal
Frequency
Protection
(3)
Center Frequency
Frequency Hopping Range
Center Frequency
Frequency Hopping Range
> V O * 0.5
< V O * 0.5
47
±1.5
50
±2.0
33
±1.3
53
±2.5
kHz
V F-JUM-53
V F-JUM-35
Frequency Jumping Point
50 kHz ? 33 kHz, VS
33 kHz ? 50 kHz, VS
1.05
1.28
1.25
1.50
1.55
1.75
V
V
f OSC-N-MIN
f OSC-CM-MIN
f DV
f DT
Minimum Frequency at No-Load
Minimum Frequency at CCM
Frequency Variation vs. V DD Deviation
Frequency Variation vs. Temperature
Deviation
V DD =10 V to 25 V
T A =-40°C to +105°C
300
7
450
12
1
600
17
2
15
Hz
kHz
%
%
Voltage Sense (V S ) Section
Brownout Detection Current
V R
V N
V G
V BIAS-COMV
I tc
I VS-BO
Reference Voltage for Error AMPs
Green-Mode Starting Voltage on EAV
Green-Mode Ending Voltage on EAV (3)
Adaptive Bias Voltage Dominated by
V COMV
IC Bias Current
(3)
f OSC =2 kHz
f OSC =1 kHz
R VS =20 k ?
2.475
7.3
2.500
2.5
0.5
1.4
10.0
175
2.525
12.7
V
V
V
V
μA
μA
I VS-MIN
Minimum VS Current
(3)
90 V AC , Heavy Load
227
μA
I VS-MAX
Maximum VS Current (3)
264 V AC , No Load
721
μA
Normal Operation
Minimum
t DIS_MIN
Discharging Time Protection Area
(3)
f OSC =50 kHz
f OSC =33 kHz
2.0
0.65
2.6
4.0
μs
Continued on the following page…
? 2012 Fairchild Semiconductor Corporation
FL103 ? Rev. 1.0.2
5
www.fairchildsemi.com
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