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LM340AT-24 데이터시트(PDF) 11 Page - Motorola, Inc

부품명 LM340AT-24
상세설명  THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
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제조업체  MOTOROLA [Motorola, Inc]
홈페이지  http://www.freescale.com
Logo MOTOROLA - Motorola, Inc

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MC7800, MC7800A, LM340, LM340A Series
11
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS (Vin = 27 V, IO = 1.0 A, TJ = Tlow to Thigh [Note 1], unless otherwise noted.)
MC7818AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
17.64
18
18.36
Vdc
Output Voltage (5.0 mA
≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
17.3
18
18.7
Vdc
21 Vdc
≤ Vin ≤ 33 Vdc
Line Regulation (Note 2)
Regline
mV
21 Vdc
≤ Vin ≤ 33 Vdc, IO = 500 mA
9.5
22
24 Vdc
≤ Vin ≤ 30 Vdc, IO = 1.0 A
3.2
25
24 Vdc
≤ Vin ≤ 30 Vdc, IO = 1.0 A, TJ = 25°C
3.2
10.5
20.6 Vdc
≤ Vin ≤ 33 Vdc, IO = 1.0 A, TJ = 25°C
8.0
22
Load Regulation (Note 2)
Regload
mV
5.0 mA
≤ IO ≤ 1.5 A, TJ = 25°C
2.0
25
5.0 mA
≤ IO ≤ 1.0 A
1.8
25
250 mA
≤ IO ≤ 750 mA
1.5
15
Quiescent Current
IB
3.5
6.0
mA
Quiescent Current Change
∆IB
mA
21 Vdc
≤ Vin ≤ 33 Vdc, IO = 500 mA
0.8
21.5 Vdc
≤ Vin ≤ 30 Vdc, TJ = 25°C
0.8
5.0 mA
≤ IO ≤ 1.0 A
0.5
Ripple Rejection
RR
53
57
dB
22 Vdc
≤ Vin ≤ 32 Vdc, f = 120 Hz, IO = 500 mA
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI – VO
2.0
Vdc
Output Noise Voltage (TA = 25°C)
Vn
10
µV/VO
10 Hz
≤ f ≤ 100 kHz
Output Resistance f = 1.0 kHz
rO
1.3
m
Short Circuit Current Limit (TA = 25°C)
ISC
0.2
A
Vin = 35 Vdc
Peak Output Current (TJ = 25°C)
Imax
2.2
A
Average Temperature Coefficient of Output Voltage
TCVO
–1.5
mV/
°C
ELECTRICAL CHARACTERISTICS (Vin = 33 V, IO = 500 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.)
MC7824C
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
23
24
25
Vdc
Output Voltage (5.0 mA
≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
22.8
24
25.2
Vdc
27 Vdc
≤ Vin ≤ 38 Vdc
Line Regulation, (Note 2)
Regline
mV
27 Vdc
≤ Vin ≤ 38 Vdc
2.7
60
30 Vdc
≤ Vin ≤ 36 Vdc
2.7
48
Load Regulation, (Note 2)
Regload
4.4
65
mV
5.0 mA
≤ IO ≤ 1.5 A
Quiescent Current
IB
3.6
6.5
mA
Quiescent Current Change
∆IB
mA
27 Vdc
≤ Vin ≤ 38 Vdc
1.0
5.0 mA
≤ IO ≤ 1.0 A
0.5
NOTES: 1. Tlow = –40°C for MC78XXAC, C
Thigh = +125°C for MC78XXAC, 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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