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參數(shù)資料
| 型號： | MC7924 |
| 廠商： | Motorola, Inc. |
| 英文描述： | THREE-TERMINAL NEGATIVE FIXED VOLTAGE REGULATORS |
| 中文描述： | 三端負(fù)固定電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 4/12頁 |
| 文件大小： | 186K |
| 代理商： | MC7924 |
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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