參數(shù)資料
型號(hào): LM2931AZ-5.0
廠商: MOTOROLA INC
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: LOW DROPOUT VOLTAGE REGULATORS
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PBCY3
封裝: PLASTIC, TO-92, 3 PIN
文件頁數(shù): 3/6頁
文件大?。?/td> 360K
代理商: LM2931AZ-5.0
3-6
V =14V,V
=3V,I =10 mA, T =25
(Note 1), R1=27K,C2=100
"
F(unless otherwise specified)
''
(
*+
)
1.20
1.26
1.14
V
V
Reference Voltage
Io
R1=27K
Measured from V
100mA, -40
Tj
125
to Adjust Pin
1.32
1.08
V
V
Output Voltage
Range
24
3
V
V
Line Regulation
V
+0.6V
V
26V
0.2
1.5
mV /V
Load Regulation
5mA
Io
100mA
0.3
1
%MAX
!
/V
Output Impedance
100mA and 10mArms 100Hz-10KHz
40
Quiescent Current
Io=10mA
Io=100 mA
During Shutdown R =500
!
0.4
15
0.8
1
1
mA
mA
mA
Output Noise Voltage
10Hz-100KHz
100
Vrms/V
Long Term Stability
"
%/1000hr
Ripple Rejection
fo=120Hz
0.02
%/V
Dropout Voltage
Io
Io=100 mA
10 mA
0.05
0.3
0.2
0.6
V
V
Maximum Operational
Input Voltage
33
26
V
Maximum Line Transient
Io=10 mA, Reference Voltage
-0.3V,R =500
!
1.5V
70
60
V
Reverse Polarity Input
Voltage, DC
Vo
-30
-15
V
Reverse Polanty Input
Voltage Transient
1% Duty Cycle, T
100ms R =500
!
-80
-50
V
On/Off Threshold Voltage
On
Off
Vo=3V
2.0
2.2
1.2
3.25
V
V
On/Off Threshold Current
20
50
A
LM2931-5.0
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