7808R Datasheet, PDF (1/3 Pages) SEMTECH ELECTRONICS LTD. – 3-Terminal 1 A Positive Voltage Regulator

7808R
3-Terminal 1 A Positive Voltage Regulator
Features
• Output Current up to 1 A
• Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating Area Protection
Absolute Maximum Ratings (T_a = 25 ^OC)
Parameter
Input Voltage
Thermal Resistance Junction-Cases
Thermal Resistance Junction-Air
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V_I
R_θJC
R_θJA
T_j
T_stg
Value
36
5
65
- 40 to + 125
- 65 to + 150
Unit
V
O_C/W
O_C/W
O_C
O_C
Electrical Characteristics (-40 ^OC < T_J < 125 ^OC, I_O = 1 A, V_I = 14 V, unless otherwise specified)
Parameter
Symbol
Conditions
Min. Typ.
Output Voltage
T_J = 25 ^OC
7.84 8
V_O
I_O = 5 mA to 1 A, V_I = 10.6 V to 23 V,
P_D  15 W
7.7
8
Line Regulation
Regline
V_I = 10.6 V to 23 V, I_O = 500 mA,
T_J = 25 ^OC
-
-
Load Regulation
Regload V_I = 14 V, I_O = 5 mA to 1 A, T_J = 25 ^OC
-
-
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
I_Q
I_Q
V_N
RR
V_Drop
R_O
I_SC
I_PK
V_I = 14 V, I_O = 0
V_I = 10.6 V to 23 V, I_O = 500 mA,
T_J = 25 ^OC
I_O = 5 mA to 1 A, T_J = 25 ^OC
f = 10 Hz to 100 KHz, T_A = 25 ^OC
V_I = 11.5 V to 21.5 V, I_O = 500 mA,
f = 120 Hz
V_O = 1 %, I_O = 1 A, T_J = 25 ^OC
f = 1 KHz
V_I = 35 V, T_A = 25 ^OC
V_I = 14 V, T_J = 25 ^OC
-
-
-
-
-
-
-
10
-
62
-
2
-
10
- 0.2
- 2.2
Max.
8.16
8.3
75
75
6
0.8
0.5
-
-
-
-
-
-
Unit
V
mV
mV
mA
mA
µV/V_O
dB
V
mΩ
A
A
SEMTECH ELECTRONICS LTD.
®
Dated : 14/09/2016 Rev: 01