参数资料
| 型号： | LM7805CT |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 12/24页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 5V 1A TO-220 |
| 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： | -40°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 (LM7805A)
Refer to the test circuit, 0°C < T J < 125°C, I O = 1 A, V I = 10 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
4.9
5.0
5.1
V O
Output Voltage
I O = 5 mA to 1 A, P O ≤ 15 W,
V I = 7.5 V to 20 V
4.8
5.0
5.2
V
V I = 7.5 V to 25 V, I O = 500 mA
5.0
50.0
T J = +25 ° C
Regline
Line Regulation (20)
V I = 8 V to 12 V
V I = 7.3 V to 20 V
V I = 8 V to 12 V
3.0
5.0
1.5
50.0
50.0
25.0
mV
T J = +25 ° C, I O = 5 mA to 1.5 A
9.0
100.0
Regload
Load Regulation
(20)
I O = 5 mA to 1 A
9.0
100.0
mV
I O = 250 mA to 750 mA
4.0
50.0
I Q
Δ I Q
Quiescent Current
Quiescent Current
Change
T J =+25 ° C
I O = 5 mA to 1 A
V I = 8 V to 25 V, I O = 500 mA
V I = 7.5 V to 20 V, T J = +25 ° C
5.0
6.0
0.5
0.8
0.8
mA
mA
Δ V O / Δ T
Output Voltage Drift
(21)
I O = 5 mA
-0.8
mV/ ° C
V N
RR
V DROP
R O
I SC
Output Noise Voltage
Ripple Rejection (21)
Dropout Voltage
Output Resistance (21)
Short-Circuit Current
f = 10 Hz to 100 kHz, T A = +25 ° C
f = 120 Hz, V O = 500 mA,
V I =8 V to 18 V
I O = 1 A, T J =+25 ° C
f = 1 kHz
V I = 35 V, T J =+25 ° C
10.0
68.0
2.0
17.0
250
μ V/V O
dB
V
m Ω
mA
I PK
Peak Current
(21)
T J =+25 ° C
2.2
A
Notes:
20. 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.
21. These parameters, although guaranteed, are not 100% tested in production.
? 2006 Fairchild Semiconductor Corporation
LM78XX / LM78XXA Rev. 1.3.0
12
www.fairchildsemi.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM7805CT | 制造商:Fairchild Semiconductor Corporation 功能描述:LDO 1 A 5V TO-220 制造商:Fairchild Semiconductor Corporation 功能描述:LDO, 1 A, 5V, TO-220 制造商:Fairchild Semiconductor Corporation 功能描述:LDO REG1A 5V TO-220-3 制造商:Fairchild Semiconductor Corporation 功能描述:IC, LDO REG, 1A, 5V, TO-220-3; Primary Input Voltage:35V; Output Voltage Fixed:5V; Dropout Voltage Vdo:2V; No. of Pins:3; Output Current:1A; Operating Temperature Min:-40C; Operating Temperature Max:125C; Package / Case:3-TO-220 ;RoHS Compliant: Yes |
| LM7805CT/HALF | 制造商:Texas Instruments 功能描述:IC V REG +5.0V 7805 TO-220-3 |
| LM7805CT/NOPB | 功能描述:线性稳压器 - 标准 RoHS:否 制造商:STMicroelectronics 输出类型: 极性: 输出电压:1.8 V 输出电流:150 mA 负载调节: 最大输入电压:5.5 V 线路调整率: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOT-323-5L |
| LM7805CT_12 | 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| LM7805CT_Q | 功能描述:线性稳压器 - 标准 1A Pos Voltage Reg RoHS:否 制造商:STMicroelectronics 输出类型: 极性: 输出电压:1.8 V 输出电流:150 mA 负载调节: 最大输入电压:5.5 V 线路调整率: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOT-323-5L |
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