参数资料
| 型号： | LM7805ACT |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 5/24页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 5V 1A TO-2 |
| 产品变化通告： | Heatsink Pkg Change 29/Nov 2007 |
| 标准包装： | 50 |
| 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： | 通孔 |
| 封装/外壳： | TO-220-3 |
| 供应商设备封装： | TO-220-3 |
| 包装： | 管件 |
| 产品目录页面： | 1220 (CN2011-ZH PDF) |
Electrical Characteristics (LM7808)
Refer to the test circuit, -40°C < T J < 125°C, I O = 500 mA, V I = 14 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
7.7
8.0
8.3
V O
Output Voltage
I O = 5 mA to 1 A, P O ≤ 15 W,
V I = 10.5 V to 23 V
7.6
8.0
8.4
V
Regline
Regload
Line Regulation (6)
Load Regulation (6)
T J = +25 ° C
T J = +25 ° C
V I = 10.5 V to 25 V
V I = 11.5 V to 17 V
I O = 5 mA to 1.5 A
I O = 250 mA to 750 mA
5.0
2.0
10.0
5.0
160.0
80.0
160.0
80.0
mV
mV
I Q
Δ I Q
Δ V O / Δ T
V N
Quiescent Current
Quiescent Current
Change
Output Voltage Drift (7)
Output Noise Voltage
T J =+25 ° C
I O = 5 mA to 1 A
V I = 10.5 V to 25 V
I O = 5 mA
f = 10 Hz to 100 kHz, T A = +25 ° C
5.0
0.05
0.5
-0.8
52.0
8.0
0.50
1.0
mA
mA
mV/ ° C
μ V/V O
RR
V DROP
Ripple Rejection (7)
Dropout Voltage
f = 120 Hz, V I = 11.5 V to 21.5 V
I O = 1 A, T J = +25 ° C
56.0
73.0
2.0
dB
V
R O
Output Resistance
(7)
f = 1 kHz
17.0
m Ω
I SC
Short-Circuit Current
V I = 35 V, T J = +25 ° C
230
mA
I PK
Peak Current
(7)
T J = +25 ° C
2.2
A
Notes:
6. Load and line regulation are specified at constant junction temperature. Changes in V O due to heating effects must
be taken into account separately. Pulse testing with low duty is used.
7. These parameters, although guaranteed, are not 100% tested in production.
? 2006 Fairchild Semiconductor Corporation
LM78XX / LM78XXA Rev. 1.3.0
5
www.fairchildsemi.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM7805ACT | 制造商:Fairchild Semiconductor Corporation 功能描述:IC, LDO VOLT REG, 5V, 1A, TO-220-3 |
| LM7805ACT_12 | 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| LM7805AT | 制造商:Taitron Components Inc 功能描述: |
| LM7805AT-08-TU | 制造商:TAITRON 制造商全称:TAITRON Components Incorporated 功能描述:1A Positive Voltage Regulator |
| LM7805C | 制造商: 功能描述: 制造商:undefined 功能描述: |
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