參數(shù)資料
型號: MC7808ABT
廠商: ON SEMICONDUCTOR
元件分類: 固定正電壓單路輸出標(biāo)準(zhǔn)穩(wěn)壓器
英文描述: 10 A 5-V Input Bus Termination Power Module for DDR/QDR Memory 10-DIP MODULE -40 to 85
中文描述: 8 V FIXED POSITIVE REGULATOR, SFM3
封裝: TO-220, 3 PIN
文件頁數(shù): 9/33頁
文件大?。?/td> 289K
代理商: MC7808ABT
MC7800, MC7800A, MC7800AE, NCV7800
http://onsemi.com
17
ELECTRICAL CHARACTERISTICS (Vin = 33 V, IO = 500 mA, TJ = Tlow to 125°C (Note 29), unless otherwise noted)
MC7824B
MC7824C
Characteristic
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
23
24
25
23
24
25
Vdc
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
Vdc
27 Vdc ≤ Vin ≤ 38 Vdc
22.8
24
25.2
28 Vdc ≤ Vin ≤ 38 Vdc
22.8
24
25.2
Line Regulation, (Note 30)
Regline
mV
27 Vdc ≤ Vin ≤ 38 Vdc
11.5
480
2.7
60
30 Vdc ≤ Vin ≤ 36 Vdc
3.8
240
2.7
48
Load Regulation, (Note 30)
Regload
2.1
480
4.4
65
mV
5.0 mA ≤ IO ≤ 1.5 A
Quiescent Current
IB
3.6
8.0
3.6
6.5
mA
Quiescent Current Change
DIB
mA
27 Vdc ≤ Vin ≤ 38 Vdc
1.0
5.0 mA ≤ IO ≤ 1.0 A
0.5
0.5
Ripple Rejection
RR
54
50
54
dB
28 Vdc ≤ Vin ≤ 38 Vdc, f = 120 Hz
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI VO
2.0
2.0
Vdc
Output Noise Voltage (TA = 25°C)
Vn
10
10
mV/VO
10 Hz ≤ f ≤ 100 kHz
Output Resistance f = 1.0 kHz
rO
1.4
1.4
mW
Short Circuit Current Limit (TA = 25°C)
ISC
0.2
0.2
A
Vin = 35 Vdc
Peak Output Current (TJ = 25°C)
Imax
2.2
2.2
A
Average Temperature Coefficient of Output Voltage
TCVO
2.0
2.0
mV/°C
29.Tlow =0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
30.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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