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LM340T-12 Datenblatt(PDF) 11 Page - ON Semiconductor

Teilenummer LM340T-12
Bauteilbeschribung  THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
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Hersteller  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
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LM340T-12 Datenblatt(HTML) 11 Page - ON Semiconductor

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LM340, A Series
11
MOTOROLA ANALOG IC DEVICE DATA
LM340–18
ELECTRICAL CHARACTERISTICS (Vin = 27 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
17.3
18
18.7
Vdc
Line Regulation
21.5 Vdc to 33 Vdc
21 Vdc to 33 Vdc (TJ = +25°C)
24 Vdc to 30 Vdc, IO = 1.0 A
21 Vdc to 33 Vdc, IO = 1.0 A (TJ = +25°C)
Regline
180
180
90
180
mV
Load Regulation
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
180
180
90
mV
Output Voltage
21
≤ Vin ≤ 33 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W
VO
17.1
18.9
Vdc
Quiescent Current
IO = 1.0 A
TJ = +25°C
IB
4.0
8.5
8.0
mA
Quiescent Current Change
21
≤ Vin ≤ 33 Vdc, IO = 500 mA
5.0 mA
≤ IO ≤ 1.0 A, Vin = 27 V
21
≤ Vin ≤ 33 Vdc, IO = 1.0 A
∆IB
1.0
0.5
1.0
mA
Ripple Rejection
IO = 1.0 mA (TJ = +25°C)
RR
53
69
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
500
A
Output Noise Voltage (TA = +25°C)
10 Hz
≤ f ≤ 100 kHz
Vn
110
µV
Average Temperature Coefficient of Output Voltage
IO = 5.0 mA
TCVO
±2.3
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
21
Vdc
NOTE: 1. Tlow to Thigh = 0° to +125°C


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