參數(shù)資料
型號(hào): MC7912
廠商: Fairchild Semiconductor Corporation
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 3-Terminal 1A Negative Voltage Regulator
中文描述: 三端1A條負(fù)電壓穩(wěn)壓器
文件頁(yè)數(shù): 4/12頁(yè)
文件大小: 186K
代理商: MC7912
MC7900
4
MOTOROLA ANALOG IC DEVICE DATA
MC7906C
ELECTRICAL CHARACTERISTICS
(VI = –11 V, IO = 500 mA, 0
°
C < TJ < +125
°
C, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = +25
°
C)
Line Regulation (Note 1)
(TJ = +25
°
C, IO = 100 mA)
–8.0 Vdc
VI
–25 Vdc
–9.0 Vdc
VI
–13 Vdc
(TJ = +25
°
C, IO = 500 mA)
–8.0 Vdc
VI
–25 Vdc
–9.0 Vdc
VI
–13 Vdc
Load Regulation, TJ = +25
°
C (Note 1)
5.0 mA
IO
1.5 A
250 mA
IO
750 mA
VO
–5.75
–6.0
–6.25
Vdc
Regline
9.0
3.0
43
10
60
30
120
60
mV
Regload
13
5.0
120
60
mV
Output Voltage
–8.0 Vdc
VI
–21 Vdc, 5.0 mA
IO
1.0 A, P
15 W
VO
–5.7
–6.3
Vdc
Input Bias Current (TJ = +25
°
C)
Input Bias Current Change
–8.0 Vdc
VI
–25 Vdc
5.0 mA
IO
1.5 A
Output Noise Voltage (TA = +25
°
C, 10 Hz
f
100 kHz)
Ripple Rejection (IO = 20 mA, f = 120 Hz)
Dropout Voltage
IO = 1.0 A, TJ = +25
°
C
IIB
IIB
4.3
8.0
mA
1.3
0.5
mA
Vn
RR
45
μ
V
65
dB
VI–VO
2.0
Vdc
Average Temperature Coefficient of Output Voltage
IO = 5.0 A, 0
°
C
TJ
+125
°
C
VO/
T
–1.0
mV/
°
C
MC7908C
ELECTRICAL CHARACTERISTICS
(VI = –14 V, IO = 500 mA, 0
°
C < TJ < +125
°
C, unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = +25
°
C)
Line Regulation (Note 1)
(TJ = +25
°
C, IO = 100 mA)
–10.5 Vdc
VI
–25 Vdc
–11 Vdc
VI
–17 Vdc
(TJ = +25
°
C, IO = 500 mA)
–10.5 Vdc
VI
–25 Vdc
–11 Vdc
VI
–17 Vdc
Load Regulation, TJ = +25
°
C (Note 1)
5.0 mA
IO
1.5 A
250 mA
IO
750 mA
VO
–7.7
–8.0
–8.3
Vdc
Regline
12
5.0
50
22
80
40
160
80
mV
Regload
26
9.0
160
80
mV
Output Voltage
–10.5 Vdc
VI
–23 Vdc, 5.0 mA
IO
1.0 A, P
15 W
VO
–7.6
–8.4
Vdc
Input Bias Current (TJ = +25
°
C)
Input Bias Current Change
–10.5 Vdc
VI
–25 Vdc
5.0 mA
IO
1.5 A
Output Noise Voltage (TA = +25
°
C, 10 Hz
f
100 kHz)
Ripple Rejection (IO = 20 mA, f = 120 Hz)
Dropout Voltage
IO = 1.0 A, TJ = +25
°
C
IIB
IIB
4.3
8.0
mA
1.0
0.5
mA
Vn
RR
52
μ
V
62
dB
VI–VO
2.0
Vdc
Average Temperature Coefficient of Output Voltage
IO = 5.0 mA, 0
°
C
TJ
+125
°
C
VO/
T
–1.0
mV/
°
C
NOTE:
1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately.
NOTE:
1.
Pulse testing with low duty cycle is used.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC7912A 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:3-Terminal 1A Negative Voltage Regulator
MC7912ACD2T 功能描述:線(xiàn)性穩(wěn)壓器 - 標(biāo)準(zhǔn) 12V 1A Negative RoHS:否 制造商:STMicroelectronics 輸出類(lèi)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(xiàn)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
MC7912ACD2TG 功能描述:線(xiàn)性穩(wěn)壓器 - 標(biāo)準(zhǔn) 12V 1A Negative RoHS:否 制造商:STMicroelectronics 輸出類(lèi)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(xiàn)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
MC7912ACD2TR4 功能描述:線(xiàn)性穩(wěn)壓器 - 標(biāo)準(zhǔn) 12V 1A Negative RoHS:否 制造商:STMicroelectronics 輸出類(lèi)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(xiàn)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
MC7912ACD2TR4G 功能描述:線(xiàn)性穩(wěn)壓器 - 標(biāo)準(zhǔn) 12V 1A Negative RoHS:否 制造商:STMicroelectronics 輸出類(lèi)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(xiàn)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