参数资料
型号: LM2931A
厂商: ON SEMICONDUCTOR
英文描述: 100 mA, Adjustable Output, LDO Voltage Regulator with 60 V Load Dump Protection(100mA,可调输出,带有60V负载保护的低压差稳压器)
中文描述: 百毫安,可调输出,LDO稳压器与60伏特抛负载保护(100mA的,可调输出,带有60V的负载保护的低压差稳压器)
文件页数: 20/23页
文件大小: 254K
代理商: LM2931A
LM2931, NCV2931 Series
http://onsemi.com
6
IO = 100 mA
IO = 10 mA
,OUTPUT
VOL
TAGE
(V)
O
V
in
O
,DROPOUT
VOL
TAGE
(mV)
V
Vin, INPUT VOLTAGE (V)
20
10
0
10
2030
4050
60
0
1.0
2.0
3.0
4.0
5.0
6.0
Vout = 5.0 V
RL = 500 W
TA = 25°C
,OUTPUT
CURRENT
(mA)
O
Vin, INPUT VOLTAGE (V)
50
150
250
350
0
5.0
10
15
20
25
30
I
TJ = 40°C
TJ = 25°C
TJ = 85°C
V
in
(10
V/DIV)
V
O
(5.0
V/DIV)
0
t, TIME (50 ms/DIV)
,INPUT
VOL
TAGE
,OUTPUT
VOL
TAGE
,OUTPUT
VOL
TAGE
(V)
O
Vin, INPUT VOLTAGE (V)
0
1.0
2.0
3.0
4.0
5.0
6.0
0
1.0
2.0
3.0
4.0
5.0
6.0
V
TJ, JUNCTION TEMPERATURE (°C)
0
100
200
300
0
25
50
75
100
125
IO = 50 mA
V
in
O
IO, OUTPUT CURRENT (mA)
0
204060
80
100
0
40
80
120
160
200
Vin = 14 V
DVout = 100 mV
TJ = 25°C
,DROPOUT
VOL
TAGE
(mV)
V
Vout = 5.0 V
RL = 50 W
CO = 100 mF
t = 150 ms
TA = 25°C
VCC = 15 V
VFB1 = 5.05 V
Dashed lines below Vin = 5.0 V
are for Adjustable output devices only.
Figure 1. Dropout Voltage versus Output Current
Vin = 14 V
DVout = 100 mV
Vout = 5.0 V
TA = 25°C
RL = 50 W
IO = 100 mA
Figure 1. Dropout Voltage versus Output Current
Figure 2. Dropout Voltage versus
Junction Temperature
Figure 3. Peak Output Current versus Input Voltage
Figure 4. Output Voltage versus Input Voltage
Figure 5. Output Voltage versus Input Voltage
Figure 6. Load Dump Characteristics
相关PDF资料
PDF描述
LM2931 100 mA, Adjustable Output, LDO Voltage Regulator with 60 V Load Dump Protection(100mA,可调输出,带有60V负载保护的低压差稳压器)
LM293 Low Offset Voltage Dual Comparators(低失调电压,2比较器)
LM311H COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, MBCY8
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