参数资料
型号: MC7805ECT
厂商: Fairchild Semiconductor
文件页数: 6/10页
文件大小: 0K
描述: IC REG LDO 5V 1A TO-220
产品变化通告: Heatsink Pkg Change 09/Oct/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
MC78XXE
Input
1
0.33uF
MC78XXE
2
I Q
3
0.1uF
C O
R1
VXX
Output
I O
I O =
V XX
R 1
+ I Q
R L
Figure 9. Constant Current Regulator
Notes :
(1) To specify an output voltage. substitute voltage value for "XX." A common ground is required between the input and the
Output voltage. The input voltage must remain typically 2.0V above the output voltage even during the low point on the input
ripple voltage.
(2) C I is required if regulator is located an appreciable distance from power Supply filter.
(3) C O improves stability and transient response.
1
3
Input
MC78XXE
2
VXX
Output
Cl
0.33uF
I Q
0.1uF
Co
R1
I RI ?? 5IQ
VO = V XX (1+R 2 /R 1 )+I Q R 2
Figure 10. Circuit for Increasing Output Voltage
R2
Input
1
MC7805E
3
Output
2
Cl
0.33uF
6
_
2
0.1uF
4
LM741 3
+
10k ?
Co
I RI ?? 5IQ
VO = V XX (1+R 2 /R 1 )+I Q R 2
Figure 11. Adjustable Output Regulator (7 to 30V)
6
相关PDF资料
PDF描述
TPSD336M020R0100 CAP TANT 33UF 20V 20% 2917
RCB106DHHR-S621 CONN EDGECARD 212PS .050 DIP SLD
XC3S500E-4PQG208I IC FPGA SPARTAN-3E 500K 208-PQFP
TPSD476K016R0080 CAP TANT 47UF 16V 10% 2917
QPDF-100-5 POWER SUPPLY ENCLOSED 5V 20A
相关代理商/技术参数
参数描述
MC7805ECTBU 功能描述:线性稳压器 - 标准 REGULATOR 1.0A 4% 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
MC7805-MAG 制造商:TT Electronics / Semelab 功能描述:Linear voltage regulator,MC7805-MAG 5V
MC7806 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator
MC7806A 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator
MC7806AC 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS