參數(shù)資料
型號(hào): LM2931CDR2
英文描述: VOLT REGULATOR|ADJUSTABLE|+1.24 TO +29V|BIPOLAR|SOP|8PIN|PLASTIC
中文描述: 電壓調(diào)節(jié)器|調(diào)節(jié)| 1.24 29V |雙極|??苵 8引腳|塑料
文件頁(yè)數(shù): 7/20頁(yè)
文件大?。?/td> 209K
代理商: LM2931CDR2
LM2931 Series
http://onsemi.com
7
I
I
I
V
in
, INPUT VOLTAGE (V)
0
-20
2.0
4.0
6.0
8.0
10
12
-10
0
10
20
30
40
50
60
R
L
= 50
,
T
J
, JUNCTION TEMPERATURE (
°
C)
-55
-25
0
25
50
75
100
125
0
2.0
4.0
6.0
8.0
I
O
= 100 mA
R
f, FREQUENCY (Hz)
55
65
75
85
95
10
100
1.0 k
1.0 M
10 M
C
O(ESR)
= 0.15
Tantulum
R
85
95
0
20
40
60
80
100
I
O
, OUTPUT CURRENT (mA)
,
O
I
f, FREQUENCY (Hz)
0
0.4
0.8
1.2
1.6
2.0
10
100
1.0 k
10 k
100 k
1.0 M
10 M
C
O(ESR)
= 0.3
Electrolytic
C
O(ESR)
= 0.15
Tantulum
0
2.0
4.0
6.0
8.0
0
20
40
60
80
100
I
O
, OUTPUT CURRENT (mA)
I
O
= 0 mA
I
O
= 50 mA
V
out
= 5.0 V
T
J
= 25
°
C
V
in
= 14 V
V
out
= 5.0 V
I
O
= 10 mA
DI
O
= 1.0 mA
C
O
= 100
μ
F
T
J
= 25
°
C
V
in
= 14 V
V
out
= 5.0 V
65
75
V
in
= 14 V
V
out
= 5.0 V
f = 120 Hz
T
J
= 25
°
C
V
in
= 14 V
V
out
= 5.0 V
DV
in
= 100 mV
R
L
= 500
C
O
= 100
μ
F
T
J
= 25
°
C
C
O(ESR)
= 0.3
Electrolytic
10 k
100 k
Figure 7. Bias Current versus Input Voltage
Figure 8. Bias Current versus Output Current
Figure 9. Bias Current versus Junction Temperature
Figure 10. Output Impedance versus Frequency
Figure 11. Ripple Rejection versus Frequency
Figure 12. Ripple Rejection versus Output Current
R
L
= 100
R
L
= 500
V
in
= 14 V
V
out
= 5.0 V
T
J
= 25
°
C
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