参数资料
型号: FDG6324L
厂商: Fairchild Semiconductor
文件页数: 2/4页
文件大小: 0K
描述: IC LOAD SWITCH INT 20V SC70-6
产品变化通告: Mold Compound Change 12/Dec/2007
Mold Compound Change 07/May/2008
标准包装: 1
类型: 高端开关
输出数: 1
Rds(开): 550 毫欧
内部开关:
电流限制: 600mA
输入电压: 3 V ~ 20 V
工作温度: -55°C ~ 150°C
安装类型: 表面贴装
封装/外壳: 6-TSSOP,SC-88,SOT-363
供应商设备封装: SC-70-6
包装: 标准包装
其它名称: FDG6324LDKR
Electrical Characteristics (T
A
= 25°C unless otherwise noted)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
OFF CHARACTERISTICS
I FL
Forward Leakage Current
V IN = 20 V, V ON/OFF = 0 V
1
μA
ON CHARACTERISTICS
(Note 3)
V DROP
Conduction Voltage Drop
V IN = 12 V, V ON/OFF = 3.3 V, I L = 0.36 A
0.14
0.2
V
V IN = 5 V, V ON/OFF = 3.3 V, I L = 0.27 A
0.16
0.2
R (ON)
Q 2 - Static On-Resistance
V GS = -12 V, I D = -0.6 A
0.37
0.55
?
V GS = -5 V, I D = -0.5 A
0.58
0.75
I L
Load Current
V DROP = 0.2 V, V IN = 12 V, V ON/OFF = 3.3 V
0.36
A
V DROP = 0.2 V, V IN = 5 V, V ON/OFF = 3.3 V
0.27
Notes:
1. Range of V in can be up to 25V, but R 1 and R 2 must be scaled such that V GS of Q2 does not exceed -20V.
2. R θ JA is the sum of the junction-to-case and case-to-ambient thermal resistance where the case thermal reference is defined as the solder mounting surface of the drain pins. R θ JC is
guaranteed by design while R θ CA is determined by the user's board design. Thermal ratings based on minimum mounting pad.
3. Pulse Test: Pulse Width < 300μs, Duty Cycle< 2.0%
FDG6324L Load Switch Application
APPLICATION CIRCUIT
Q2
IN
R1
Q1
C1
Co
OUT
LOAD
ON/OFF
R2
External Component Recommendation
For Co ≤ 1uF applications:
R1 is required to turn Q2 off.
R2 and C1 are optional for slew rate control.
First select R2, 100 -1K ? , for slew rate control.
Then select R1 such that the ratio R1/R2 is maintained between 10-100.
SPICE model (FDG6324L.MOD) available at www.fairchildsemi.com.
FDG6324L Rev.D
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