参数资料
| 型号： | FSQ500L |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC SWIT PWM GREEN UVLO SOT223 |
| 标准包装： | 1 |
| 系列： | FPS™ |
| 输出隔离： | 隔离 |
| 频率范围： | 120kHz ~ 140kHz |
| 输入电压： | 5.5 V ~ 10 V |
| 输出电压： | 700V |
| 功率（瓦特）： | 3W |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | TO-261-4，TO-261AA |
| 供应商设备封装： | SOT-223-3 |
| 包装： | 标准包装 |
| 其它名称： | FSQ500LFSDKR |
Electrical Characteristics
T J = 25 ° C unless otherwise specified.
Symbol
Parameter
Condition
Min.
Typ. Max. Unit
SenseFET Section
BV DSS
I DSS
Drain-Source Breakdown Voltage
Zero-Gate-Voltage Drain Current
V CC = 6.5V, V FB = 0V, I D = 150 μ A
V CC = 6.5V, V FB = 0V, V DS = 560V
700
150
V
μ A
Input Capacitance
Output Capacitance
Fall Time
R DS(ON)
C ISS
C OSS
t r
t f
Drain-Source On-State Resistance
(8)
(8)
Rise Time (8)
(8)
T J = 25 ° C, I D = 25mA
T J = 100 ° C, I D = 25mA
V GS = 6.5V
V DS = 40V, f S = 1MHz
V DS = 350V, I D = 25mA
V DS = 350V, l D = 25mA
25
35
42
25
100
50
29
41
Ω
Ω
pF
pF
ns
ns
Control Section
Switching Frequency Variation
f S
Δ f S
I FB(Burst)
I FB(Normal)
D MAX
D MIN
V START
V STOP
V DLY_EN
Switching Frequency
(8)
Feedback Source Current
Maximum Duty Ratio
Minimum Duty Ratio
UVLO Threshold Voltage
Shutdown Delay Current Enable
Voltage
V CC = 6.5V, V FB = 1.0V
-25 ° C < T J < 125 ° C
V CC = 6.5V, V FB = 0V
V CC = 6.5V
V CC = 6.5V, V FB = 4.0V
V CC = 6.5V, V FB = 0V
V FB = 0V, V CC Sweep
After Turn-on, V FB = 0V, V CC Sweep
V FB = V SD , V CC Sweep from 6V
120
98
200
54
5.5
4.5
6.0
130
±5
110
225
60
6.0
5.0
6.5
140
±7
122
250
66
0
6.5
5.5
7.0
kHz
%
μ A
μ A
%
%
V
V
V
Burst-Mode Section
V BURH
0.75
0.80
0.85
V
V BURL
HYS
Burst Mode Voltage
V CC = 6.5V, V FB Sweep
0.70
30
0.75
50
0.80
80
V
mV
Protection Section
I LIM
V SD
I DELAY
Peak Current Limit
Shutdown Feedback Voltage
Shutdown Delay Current
di/dt = 150mA/μs
V CC = 6.5V, V FB Sweep
V CC = 6.5V, V FB = 4.0V
245
4.1
4
280
4.5
5
315
4.9
6
mA
V
μ A
Leading Edge Blanking Time
Current Limit Delay Time
t LEB
t CLD
(8)
(8)
250
100
ns
ns
TDS
HYS
Thermal Shutdown Temperature (8)
130
140
80
150
° C
° C
Total Device Section
I OP-BURST Operating Supply Current (Control
V CC = 6.5V, V FB = 0V
360
430
500
μ A
I OP-FB
I CH
V CCREG
V CCREG_
TSD
Part Only)
Startup Charging Current
Supply Shunt Regulator
Supply Shunt Regulator During
TSD (8)
V CC = 6.5V, V FB = 4V
V CC = V FB = 0V, V DS = 40V
V DS = 40V, V FB = 0V
640
3.3
6.0
5.2
760
6.5
5.7
880
7.0
6.2
μ A
mA
V
V
Note:
8. These parameters, although guaranteed, are not 100% tested in production.
? 2008 Fairchild Semiconductor Corporation
FSQ500L ? Rev. 1.0.3
5
www.fairchildsemi.com
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