参数资料
型号: KA7805ERTF
厂商: Fairchild Semiconductor
文件页数: 18/27页
文件大小: 0K
描述: IC REG LDO 5V 1A DPAK
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 5V
输入电压: 最高 35V
电压 - 压降(标准): 2V @ 1A
稳压器数量: 1
电流 - 输出: 1A
工作温度: 0°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-252-3,DPak(2 引线+接片),SC-63
供应商设备封装: TO-252-3
包装: 标准包装
其它名称: KA7805ERTFFSDKR
Electrical Characteristics (KA7824AE)
Refer to the test circuit, 0 ° C < T J < +125 ° C, I O =1 A, V I = 33 V, C I = 0.33 μ F, C O = 0.1 μ F, unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
T J = +25 ° C
23.5
24.0
24.5
V O
Output Voltage
I O = 5 mA to 1 A, P O ≤ 15 W,
V I = 27.3 V to 38 V
23.0
24.0
25.0
V
V I = 27 V to 38 V, I O = 500 mA
18
240
T J = +25 ° C
Regline
Line Regulation
(31)
V I = 21 V to 33 V
V I = 26.7 V to 38 V
V I = 30 V to 36 V
6
18
6
240
240
120
mV
Regload
Load Regulation (31)
T J = +25 ° C, I O = 5 mA to 1.5 A
I O = 5 mA to 1.0 A
15
15
100
100
mV
I O = 250 mA to 750 mA
7
50
I Q
Quiescent Current
T J = +25 ° C
5.2
6.0
mA
V I = 27.3 V to 38 V, T J = +25 ° C
0.8
Δ I Q
Quiescent Current Change
V I = 27.3 V to 38 V, I O = 500 mA
0.8
mA
I O = 5 mA to 1.0 A
0.5
Δ V/ Δ T
Output Voltage
Drift (32)
I O = 5 mA
-1.5
mV/ ° C
Output Resistance
V N
RR
V Drop
R O
I SC
I PK
Output Noise Voltage
Ripple Rejection (32)
Dropout Voltage
(32)
Short-Circuit Current
Peak Current (32)
f = 10 Hz to 100 kHz, T A = +25 ° C
f = 120 Hz, I O = 500 mA,
V I = 28 V to 38 V
I O = 1 A, T J = +25 ° C
f = 1 kHz
V I = 35 V, T A = +25 ° C
T J = +25 ° C
10
54
2.0
20
250
2.2
μ V/Vo
dB
V
m Ω
mA
A
Notes:
31. Load and line regulation are specified at constant junction temperature. Change in V O due to heating effects must
be taken into account separately. Pulse testing with low duty is used.
32. These parameters, although guaranteed, are not 100% tested in production.
? 2006 Fairchild Semiconductor Corporation
KA78XXE / KA78XXAE Rev. 1.1.1
18
www.fairchildsemi.com
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