78L05U Datasheet, PDF (1/2 Pages) SEMTECH ELECTRONICS LTD. – 3-Terminal Positive Voltage Regulator

78L05U
3-Terminal Positive Voltage Regulator
Absolute Maximum Ratings (T_a = 25℃)
Parameter
Input Voltage
Power Dissipation
Operating Temperature
Storage Temperature Range
1) _{15 mm x 25 mm x 0.7 mm alumina ceramic board, Ta ≤ 25℃}
Symbol
Rating
Unit
V_I
30
V
P_tot
800 ¹⁾
mW
T_opr
- 20 to + 120
℃
T_stg
- 55 to +150
℃
Electrical Characteristics (T_a = 25℃)
(Unless otherwise specified, 0℃ ≤ T_J ≤ 125℃, V_I = 10 V, I_O = 40 mA, C_I = 0.33 µF, C_O = 0.1 µF)
Parameter
Symbol
Test Condition
Min. Typ. Max. Unit
T_j = 25℃
4.8
5
5.2
V
Output Voltage
V_O 7 V ≤ V_I ≤ 20 V, 1 mA ≤ I_O ≤ 40 mA
4.75
-
5.25 V
V_I = 10 V, 1 mA ≤ I_O ≤ 70 mA
4.75
-
5.25 V
Line Regulation
Regline ^{7 V  VI  20 V, Tj = 25℃}
8 V  V_I  20 V, T_j = 25℃
-
-
150
mV
-
-
100
Load Regulation
Regload ^{1 mA ≤ IO ≤ 100 mA, Tj = 25℃}
1 mA ≤ I_O ≤ 40 mA, T_j = 25℃
-
-
60
mV
-
-
30
Quiescent Current
I_Q
T_j = 25℃
-
-
5.5 mA
Quiescent Current Change
I_Q
8 V  V_I  20 V
1 mA  I_O  40 mA
-
-
1.5
mA
-
-
0.1
Output Noise Voltage
V_N 10 Hz  f  100 KHz, T_j = 25℃
-
40
-
µV
Ripple Rejection
RR f = 120 Hz, 8 V  V_I  18 V, T_j = 25℃
41
-
-
dB
Dropout Voltage
V_Drop T_j = 25℃
-
1.7
-
V
Vi
3
C1
0.33 µF
78L05U
2
1
Vo
C2
0.1 µF
SEMTECH ELECTRONICS LTD.
®
Dated: 05/03/2016 Rev: 02