參數(shù)資料
型號： MC7805CDTRK
廠商： ON SEMICONDUCTOR
元件分類： 固定正電壓單路輸出標準穩(wěn)壓器
英文描述： 1.0A Positive Voltage Regulators
中文描述： 5 V FIXED POSITIVE REGULATOR, PSSO2
封裝： DPAK-3
文件頁數(shù)： 32/33頁
文件大?。?/td> 289K
代理商： MC7805CDTRK
MC7800, MC7800A, MC7800AE, NCV7800
http://onsemi.com
8
ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 1.0 A, TJ = Tlow to 125°C (Note 11), unless otherwise noted)
Characteristic
Symbol
MC7808AB/MC7808AC
MC7808AEB
Unit
Min
Typ
Max
Min
Typ
Max
Output Voltage (TJ = 25°C)
VO
7.84
8.0
8.16
7.88
8.12
Vdc
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
10.6 Vdc ≤ Vin ≤ 23 Vdc
VO
7.7
8.0
8.3
7.88
8.12
Vdc
Line Regulation (Note 12)
10.6 Vdc ≤ Vin ≤ 25 Vdc, IO = 500 mA
11 Vdc ≤ Vin ≤ 17 Vdc, IO = 1.0 A
10.4 Vdc ≤ Vin ≤ 23 Vdc, TJ = 25°C
Regline
6.0
1.7
5.0
15
18
15
6.0
1.7
5.0
15
18
15
mV
Load Regulation (Note 12)
5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C
5.0 mA ≤ IO ≤ 1.0 A
250 mA ≤ IO ≤ 750 mA
Regload
1.4
1.0
0.22
25
15
1.4
1.0
0.22
25
15
mV
Quiescent Current
IB
3.3
6.0
3.3
6.0
mA
Quiescent Current Change
11 Vdc ≤ Vin ≤ 25 Vdc, IO = 500 mA
10.6 Vdc ≤ Vin ≤ 23 Vdc, IO = 1.0 A, TJ = 25°C
5.0 mA ≤ IO ≤ 1.0 A
DIB
0.8
0.5
0.8
0.5
mA
Ripple Rejection
11.5 Vdc ≤ Vin ≤ 21.5 Vdc, f = 120 Hz, IO = 500 mA
RR
56
62
56
62
dB
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI VO
2.0
2.0
Vdc
Output Noise Voltage (TA = 25°C)
10 Hz ≤ f ≤ 100 kHz
Vn
10
10
mV/VO
Output Resistance f = 1.0 kHz
rO
0.9
0.9
mW
Short Circuit Current Limit (TA = 25°C)
Vin = 35 Vdc
ISC
0.2
0.2
A
Peak Output Current (TJ = 25°C)
Imax
2.2
2.2
A
Average Temperature Coefficient of Output Voltage
TCVO
0.4
0.4
mV/°C
11. Tlow =0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
12.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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