参数资料
型号: 7805
厂商: KEC Holdings
元件分类: 基准电压源/电流源
英文描述: BIPOLAR LINEAR INTEGRATED CIRCUIT
中文描述: 双极线性集成电路
文件页数: 1/1页
文件大小: 125K
代理商: 7805
7805
THREE-TERMINAL POSITIVE VOLTAGE REGULATOR IC
FEATURES:
- OUTPUT CURRENT IN EXCESS OF 1A;
- NO EXTERNAL COMPONENTS REQUIRED;
- INTERNAL SHORT CIRCUIT CURRENT LIMITING;
- INTERNAL THERMAL OVERLOAD PROTECTION;
- OUTPUT TRANSISTOR SAFE-AREA COMPENSATION;
- OUTPUT VOLTAGE OFFERED IN 4% TOLERANCE
.
ABSOLUTE MAXIMUM RATINGS (Ta= 25
°
C)
Characteristic
Symbol
Norm
Input Voltage
Vin
V
Maximum Dissipated
Power(with heat sink)
Maximum Dissipated
Power(without heat sink)
Thermal Resistance
Junction to Case
Thermal Resistance,
Junction to Air
Junction Temperature
T
j
150
Tc=-45
÷
+70°C
ELECTRICAL CHARACTERISTICS
(Vin=10V,Io=0.5A,Ci=0.33mkF,Co=0.1mkF,Tj=0+125°C, unless otherwise noted.)
Characteristic
Unit
35
15
Ptot(max) W
Ptot(max) W
1.5
OjC
°C/W
5.0
OjA
°C/W
65
°C
TO-220
1
1. Input
2. GND
3. Output
Symbo
l
Vo
Norm
Unit
Output Voltage(Tj=25°C)
Output Voltage (5.0mA
Io
1.0A,Po
15W)
7.0V
Vin
20V
Line Regulation(Tj=+25°C)
7.0V
Vin
25 V
8.0 V
Vin
12 V
Load Regulation(Tj=+25°C)
5.0mA
Io
1.5A
0.25A
Io
0.75A
Quiescent Current(Tj=+25°C)
Quiescent Current Change7.0 V
Vin
25 V
5.0mA
Io
1.0 A
Dropout Voltage(Io=1.0A,Tj=+25°C)
Short Circuit Current Limit(Ta=+25°C),Vin=35V
Peak Output Current(Tj=+25°C)
Average Temperature Coefficient of Output Voltage
Min
4.8
TYP Max
5.2
V
Vo
4.75
5.25
100
50
100
50
8.0
1.3
0.5
V
mV
Vv
Vi
mV
Ib
Ib
mA
mA
Vi-Vo
Is
с
Imax
TCVo
2.0
0.4
2.2
0.3
V
A
A
mV/°C
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