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LM340T-12 View Datasheet(PDF) - ON Semiconductor

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LM340T-12 Datasheet PDF : 20 Pages
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LM340, A Series
LM340–12
ELECTRICAL CHARACTERISTICS (Vin = 19 V, IO = 500 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.)
Characteristics
Symbol Min
Typ
Max Unit
Output Voltage (TJ = +25°C)
IO = 5.0 mA to 1.0 A
VO
11.5
12
12.5
Vdc
Line Regulation (Note 2)
15 Vdc to 27 Vdc
14.6 Vdc to 30 Vdc (TJ = +25°C)
16 Vdc to 22 Vdc, IO = 1.0 A
14.6 Vdc to 27 Vdc, IO = 1.0 A (TJ = +25°C)
Load Regulation (Note 2)
5.0 mA IO 1.0 A
5.0 mA IO 1.5 A (TJ = +25°C)
250 mA IO 750 mA (TJ = +25°C)
Output Voltage
14.5 Vin 27 Vdc, 5.0 mA IO 1.0 A, PD 15 W
Regline
mV
120
120
60
120
Regload
mV
120
120
60
VO
11.4
12.6
Vdc
Quiescent Current
IO = 1.0 A
TJ = +25°C
Quiescent Current Change
14.5 Vin 30 Vdc, IO = 500 mA
5.0 mA IO 1.0 A, Vin = 19 V
14.8 Vin 27 Vdc, IO = 1.0 A
Ripple Rejection
IO = 1.0 A (TJ = +25°C)
IB
mA
8.5
4.0
8.0
IB
mA
1.0
0.5
1.0
RR
55
72
dB
Dropout Voltage
Output Resistance (f = 1.0 kHz)
Short Circuit Current Limit (TJ = +25°C)
Output Noise Voltage (TA = +25°C)
10 Hz f 100 kHz
VI – VO
1.7
Vdc
rO
2.0
m
ISC
1.1
A
Vn
75
µV
Average Temperature Coefficient of Output Voltage
IO = 5.0 mA
TCVO
±1.5
mV/°C
Peak Output Current (TJ = +25°C)
Input Voltage to Maintain Line Regulation (TJ = +25°C)
IO = 1.0 A
IO
2.4
A
14.6
Vdc
NOTES: 1. Tlow to Thigh = 0° to +125°C
2. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
MOTOROLA ANALOG IC DEVICE DATA
7
 

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