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參數(shù)資料
| 型號(hào)： | 06F9206 |
| 英文描述： | LM2931AT-5.0:IC-ADJ.VOLTAGE REGULATOR |
| 中文描述： | LM2931AT - 5.0：集成電路ADJ.VOLTAGE調(diào)節(jié)器 |
| 文件頁數(shù)： | 11/16頁 |
| 文件大?。?/td> | 308K |
| 代理商： | 06F9206 |
LM2931 Series
4
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 10 mA, CO = 100 F, CO(ESR) = 0.3 , TJ = 25°C [Note 1].)
Ch
i i
Sb l
LM2931–5.0
LM2931A–5.0
Ui
Characteristic
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
FIXED OUTPUT
Ripple Rejection (f = 120 Hz)
RR
60
90
–
60
90
–
dB
Dropout Voltage
VI–VO
V
IO = 10 mA
–
0.015
0.2
–
0.015
0.2
IO = 100 mA
–
0.16
0.6
–
0.16
0.6
Over–Voltage Shutdown Threshold
Vth(OV)
26
29.5
40
26
29.5
40
V
Output Voltage with Reverse Polarity Input (Vin = –15 V)
–VO
– 0.3
0
–
– 0.3
0
–
V
ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 10 mA, CO = 100 F, CO(ESR) = 0.3 , TJ = 25°C [Note 1].)
LM2931C
LM2931AC
Characteristic
Symbol
Min
Typ
Max
Min
Typ
Unit
ADJUSTABLE OUTPUT
Reference Voltage (Note 2, Figure 18)
Vref
V
IO = 10 mA, TJ = 25°C
1.14
1.20
1.26
1.17
1.20
1.23
IO ≤ 100 mA, TJ = – 40 to +125°C
1.08
–
1.32
1.15
–
1.25
Output Voltage Range
VOrange
3.0 to
24
2.7 to
29.5
–
3.0 to
24
2.7 to
29.5
–
V
Line Regulation (Vin = VO + 0.6 V to 26 V)
Regline
–
0.2
1.5
–
0.2
1.5
mV/V
Load Regulation (IO = 5.0 mA to 100 mA)
Regload
–
0.3
1.0
–
0.3
1.0
%/V
Output Impedance
ZO
m
/V
IO = 10 mA, IO = 1.0 mA, f = 10 Hz to 10 kHz
–
40
–
40
–
Bias Current
IB
mA
IO = 100 mA
–
6.0
–
6.0
–
IO = 10 mA
–
0.4
1.0
–
0.4
1.0
Output Inhibited (Vth(OI) = 2.5 V)
–
0.2
1.0
–
0.2
1.0
Adjustment Pin Current
IAdj
–
0.2
–
0.2
–
A
Output Noise Voltage (f = 10 Hz to 100 kHz)
Vn
–
140
–
140
–
Vrms/V
Long–Term Stability
S
–
0.4
–
0.4
–
%/kHR
Ripple Rejection (f = 120 Hz)
RR
0.10
0.003
–
0.10
0.003
–
%/V
Dropout Voltage
VI–VO
V
IO = 10 mA
–
0.015
0.2
–
0.015
0.2
IO = 100 mA
–
0.16
0.6
–
0.16
0.6
Over–Voltage Shutdown Threshold
Vth(OV)
26
29.5
40
26
29.5
40
V
Output Voltage with Reverse Polarity Input (Vin = –15 V)
–VO
– 0.3
0
–
–0.3
0
–
V
Output Inhibit Threshold Voltages
Vth(OI)
V
Output “On”:
TJ = 25°C
–
2.15
1.90
–
2.15
1.90
TJ = – 40° to +125°C
–
1.20
–
1.20
Output “Off”:
TJ = 25°C
2.50
2.26
–
2.50
2.26
–
TJ = – 40° to +125°C
3.25
–
3.25
–
Output Inhibit Threshold Current (Vth(OI) = 2.5 V)
Ith(OI)
–
30
50
–
30
50
A
NOTES: 1. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
2. The reference voltage on the adjustable device is measured from the output to the adjust pin across R1.
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