LM340 Motorola Inc, LM340 Datasheet - Page 9

• Manufacturer Part Number: LM340
• Description: THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
• Manufacturer: Motorola Inc

LM340–15
ELECTRICAL CHARACTERISTICS
NOTES: 1. T low to T high = 0 to +125 C
MOTOROLA ANALOG IC DEVICE DATA
Output Voltage (T J = +25 C)
Line Regulation (Note 2)
Load Regulation (Note 2)
Output Voltage
Quiescent Current
Quiescent Current Change
Ripple Rejection
Dropout Voltage
Output Resistance (f = 1.0 kHz)
Short Circuit Current Limit (T J = +25 C)
Output Noise Voltage (T A = +25 C)
Average Temperature Coefficient of Output Voltage
Peak Output Current (T J = +25 C)
Input Voltage to Maintain Line Regulation (T J = +25 C)
I O = 5.0 mA to 1.0 A
18.5 Vdc to 30 Vdc
17.5 Vdc to 30 Vdc (T J = +25 C)
20 Vdc to 26 Vdc, I O = 1.0 A
17.7 Vdc to 30 Vdc, I O = 1.0 A (T J = +25 C)
5.0 mA
5.0 mA
250 mA
17.5
I O = 1.0 A
T J = +25 C
17.5
5.0 mA
17.9
I O = 1.0 mA (T J = +25 C)
10 Hz
I O = 5.0 mA
I O = 1.0 A
2. Load and line regulation are specified at constant junction temperature. Changes in V O due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
V in
V in
V in
f
I O
I O
I O
I O
100 kHz
30 Vdc, 5.0 mA
30 Vdc, I O = 500 mA
30 Vdc, I O = 1.0 A
1.0 A
1.5 A (T J = +25 C)
1.0 A, V in = 23 V
750 mA (T J = +25 C)
I O
Characteristics
1.0 A, P D
(V in = 23 V, I O = 500 mA, T J = T low to T high [Note 1], unless otherwise noted.)
15 W
LM340, A Series
Symbol
Reg load
V I – V O
Reg line
TCV O
I SC
V O
V O
RR
V n
r O
I O
I B
I B
14.25
14.4
17.7
Min
54
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Typ
800
4.0
1.7
2.0
2.4
15
70
90
1.8
–
–
–
–
–
–
–
–
–
–
–
–
–
15.75
Max
15.6
150
150
150
150
150
8.5
8.0
1.0
0.5
1.0
75
75
–
–
–
–
–
–
–
–
mV/ C
Unit
Vdc
Vdc
Vdc
m
Vdc
mV
mV
mA
mA
dB
A
A
V
9