參數(shù)資料
型號(hào): MC7805BDTRK
廠(chǎng)商: ON SEMICONDUCTOR
元件分類(lèi): 固定正電壓?jiǎn)温份敵鰳?biāo)準(zhǔn)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(yè)數(shù): 6/33頁(yè)
文件大?。?/td> 289K
代理商: MC7805BDTRK
MC7800, MC7800A, MC7800AE, NCV7800
http://onsemi.com
14
ELECTRICAL CHARACTERISTICS (Vin = 23 V, IO = 1.0 A, TJ = Tlow to 125°C (Note 23), unless otherwise noted)
MC7815AB/MC7815AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
14.7
15
15.3
Vdc
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
14.4
15
15.6
Vdc
17.9 Vdc ≤ Vin ≤ 30 Vdc
Line Regulation (Note 24)
Regline
mV
17.9 Vdc ≤ Vin ≤ 30 Vdc, IO = 500 mA
8.5
20
20 Vdc ≤ Vin ≤ 26 Vdc
3.0
22
17.5 Vdc ≤ Vin ≤ 30 Vdc, IO = 1.0 A, TJ = 25°C
7.0
20
Load Regulation (Note 24)
Regload
mV
5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C
1.8
25
5.0 mA ≤ IO ≤ 1.0 A
1.5
25
250 mA ≤ IO ≤ 750 mA
1.2
15
Quiescent Current
IB
3.5
6.0
mA
Quiescent Current Change
DIB
mA
17.5 Vdc ≤ Vin ≤ 30 Vdc, IO = 500 mA
0.8
17.5 Vdc ≤ Vin ≤ 30 Vdc, IO = 1.0 A, TJ = 25°C
0.8
5.0 mA ≤ IO ≤ 1.0 A
0.5
Ripple Rejection
RR
60
80
dB
18.5 Vdc ≤ Vin ≤ 28.5 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
mV/VO
10 Hz ≤ f ≤ 100 kHz
Output Resistance f = 1.0 kHz
rO
1.2
mW
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
1.0
mV/°C
23.Tlow =0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
24.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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