參數(shù)資料
型號(hào): MC7808BTG
廠商: ON SEMICONDUCTOR
元件分類: 固定正電壓?jiǎn)温份敵鰳?biāo)準(zhǔn)穩(wěn)壓器
英文描述: THREE-TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
中文描述: 8 V FIXED POSITIVE REGULATOR, SFM3
封裝: LEAD FREE, TO-220, 3 PIN
文件頁數(shù): 10/33頁
文件大小: 289K
代理商: MC7808BTG
MC7800, MC7800A, MC7800AE, NCV7800
http://onsemi.com
18
ELECTRICAL CHARACTERISTICS (Vin = 33 V, IO = 1.0 A, TJ = Tlow to 125°C (Note 31), unless otherwise noted)
MC7824AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
23.5
24
24.5
Vdc
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
23.2
24
25.8
Vdc
27.3 Vdc ≤ Vin ≤ 38 Vdc
Line Regulation (Note 32)
Regline
mV
27 Vdc ≤ Vin ≤ 38 Vdc, IO = 500 mA
11.5
25
30 Vdc ≤ Vin ≤ 36 Vdc, IO = 1.0 A
3.8
28
30 Vdc ≤ Vin ≤ 36 Vdc, TJ = 25°C
3.8
12
26.7 Vdc ≤ Vin ≤ 38 Vdc, IO = 1.0 A, TJ = 25°C
10
25
Load Regulation (Note 32)
Regload
mV
5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C
2.1
15
5.0 mA ≤ IO ≤ 1.0 A
2.0
25
250 mA ≤ IO ≤ 750 mA
1.8
15
Quiescent Current
IB
3.6
6.0
mA
Quiescent Current Change
DIB
mA
27.3 Vdc ≤ Vin ≤ 38 Vdc, IO = 500 mA
0.8
27 Vdc ≤ Vin ≤ 38 Vdc, TJ = 25°C
0.8
5.0 mA ≤ IO ≤ 1.0 A
0.5
Ripple Rejection
RR
45
54
dB
28 Vdc ≤ Vin ≤ 38 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
1.4
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
2.0
mV/°C
31.Tlow =0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
32.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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MC7808CD2TR4 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8V 1A Postive RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
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