7805鈥?/div>
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擄 C)
Characteristic
Symbol
Norm
Unit
TO-220
Input Voltage
Vin
V
35
Maximum Dissipated
Ptot(max) W
15
Power(with heat sink)
Maximum Dissipated
Ptot(max) W
1.5
Power(without heat sink)
Thermal Resistance
OjC
擄C/W
5.0
1
Junction to Case
1. Input
Thermal Resistance,
OjA
擄C/W
65
2. GND
Junction to Air
3. Output
150
擄C
Junction Temperature
T
j
Tc=-45梅+70擄C
ELECTRICAL CHARACTERISTICS
(Vin=10V,Io=0.5A,Ci=0.33mkF,Co=0.1mkF,Tj=0+125擄C, unless otherwise noted.)
Characteristic
Symbo
Norm
Unit
l
Min TYP Max
Vo
4.8
5.2 V
Output Voltage(Tj=25擄C)
Output Voltage (5.0mA鈮o鈮?.0A,Po鈮?5W)
7.0V鈮in鈮?0V
Line Regulation(Tj=+25擄C)
7.0V鈮in鈮?5 V
8.0 V鈮in鈮?2 V
Load Regulation(Tj=+25擄C)
5.0mA鈮o鈮?.5A
0.25A鈮o鈮?.75A
Quiescent Current(Tj=+25擄C)
Quiescent Current Change7.0 V鈮in鈮?5 V
5.0mA鈮o鈮?.0 A
Dropout Voltage(Io=1.0A,Tj=+25擄C)
Short Circuit Current Limit(Ta=+25擄C),Vin=35V
Peak Output Current(Tj=+25擄C)
Average Temperature Coefficient of Output Voltage
Vo
4.75
鈭哣v
5.25 V
mV
100
50
mV
100
50
8.0 mA
1.3 mA
0.5
V
A
A
mV/擄C
鈭哣i
Ib
鈭咺b
Vi-Vo
Is褋
Imax
TCVo
2.0
0.4
2.2
0.3
1
