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LM340T-15 Fiches technique(PDF) 9 Page - Motorola, Inc

No de pièce LM340T-15
Description  THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
Download  20 Pages
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Fabricant  MOTOROLA [Motorola, Inc]
Site Internet  http://www.freescale.com
Logo MOTOROLA - Motorola, Inc

LM340T-15 Fiches technique(HTML) 9 Page - Motorola, Inc

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LM340, A Series
9
MOTOROLA ANALOG IC DEVICE DATA
LM340–15
ELECTRICAL CHARACTERISTICS (Vin = 23 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
14.4
15
15.6
Vdc
Line Regulation (Note 2)
18.5 Vdc to 30 Vdc
17.5 Vdc to 30 Vdc (TJ = +25°C)
20 Vdc to 26 Vdc, IO = 1.0 A
17.7 Vdc to 30 Vdc, IO = 1.0 A (TJ = +25°C)
Regline
150
150
75
150
mV
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)
Regload
150
150
75
mV
Output Voltage
17.5
≤ Vin ≤ 30 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W
VO
14.25
15.75
Vdc
Quiescent Current
IO = 1.0 A
TJ = +25°C
IB
4.0
8.5
8.0
mA
Quiescent Current Change
17.5
≤ Vin ≤ 30 Vdc, IO = 500 mA
5.0 mA
≤ IO ≤ 1.0 A, Vin = 23 V
17.9
≤ Vin ≤ 30 Vdc, IO = 1.0 A
∆IB
1.0
0.5
1.0
mA
Ripple Rejection
IO = 1.0 mA (TJ = +25°C)
RR
54
70
dB
Dropout Voltage
VI – VO
1.7
Vdc
Output Resistance (f = 1.0 kHz)
rO
2.0
m
Short Circuit Current Limit (TJ = +25°C)
ISC
800
A
Output Noise Voltage (TA = +25°C)
10 Hz
≤ f ≤ 100 kHz
Vn
90
µV
Average Temperature Coefficient of Output Voltage
IO = 5.0 mA
TCVO
±1.8
mV/
°C
Peak Output Current (TJ = +25°C)
IO
2.4
A
Input Voltage to Maintain Line Regulation (TJ = +25°C)
IO = 1.0 A
17.7
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.


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