参数资料
| 型号： | MIC49500WU |
| 厂商： | Micrel Inc |
| 文件页数： | 5/11页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ 5A TO-263-7 |
| 标准包装： | 50 |
| 稳压器拓扑结构： | 正，可调式 |
| 输出电压： | 0.7 V ~ 6 V |
| 输入电压： | 1.4 V ~ 6 V |
| 电压 - 压降（标准）： | 0.29V @ 5A |
| 稳压器数量： | 1 |
| 电流 - 输出： | 5A |
| 电流 - 限制（最小）： | 5.5A |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | TO-263-8，D²Pak（7 引线+接片），TO-263CA |
| 供应商设备封装： | TO-263-7 |
| 包装： | 管件 |
| 其它名称： | 576-2350 MIC49500WU-ND |
Micrel, Inc.
Typical Characteristics
MIC49500
Ground Current
Output Voltage
Output Voltage
60
55
50
45
40
vs. Load Current
1.6
1.4
1.2
1.0
0.8
vs. Input Voltage
50mA
2.5A
5A
1.6
1.4
1.2
1.0
0.8
vs. Bias Voltage
50mA
2.5A
5A
V IN = V OUT + 1V
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
0
0
35
20
30 V OUT = 1.2V
V EN = V IN
25 V BIAS = 3.3V
C OUT = 10μF
0.6
0.4
0.2
0
V OUT = 1.5V
V BIAS = 3.3V
C OUT = 10μF
1 2 3 4 5
0.6
0.4
0.2
0
1
V IN = V OUT + 1V
V OUT = 1.5V
C OUT = C IN = 10μF
2 3 4 5
LOAD CURRENT (A)
Bias Current
INPUT VOLTAGE (V)
Ground Current
BIAS VOLTAGE (V)
Output Voltage
80
70
60
vs. Output Current
60
50
vs. Temperature
2.5A
5A
1A
1.70
1.65
1.60
vs. Temperature
50
40
1.55
40
30 500mA
0
100μA
1.50
0
30
20
10
0
V IN = V OUT + 1V
V OUT = 1.8V
V BIAS = 3.3V
C OUT = C BIAS = 10μF
1 2 3 4
5
20
10
0
V IN = V OUT + 1V
V OUT = 3V
C OUT = 10μF
20 40 60 80
1.45
1.40
1.35
1.30
V IN = V OUT = 1V
V OUT = 1.5V
C OUT = 10μF
20 40 60 80
OUTPUT CURRENT (A)
Bias Current
TEMPERATURE (°C)
Output Voltage
TEMPERATURE (°C)
Dropout Voltage
60
vs. Temperature
800
vs. Temperature
350
vs. Output Current
50
780
760
300
0
40
30
20
10
0
0
100μA
1A
2.5A
5A
500mA
V IN = 4V
V OUT = 3V
C OUT = 10μF
20 40 60 80
740
720
700
680
660
640
620
600
V IN = V OUT + 1V
V OUT = 1.5V
V BIAS = 3.3V
C OUT = 10μF
I OUT = 100μA
20 40 60 80
250
200
150
100
50
0
V IN = V OUT + 1V
V OUT = 1.5V
V BIAS = 3.3V
C OUT = 10μF
1 2 3 4 5
TEMPERATURE (°C)
V BIAS Dropout Voltage
TEMPERATURE (°C)
Enable Threshold
OUTPUT CURRENT (I)
Current Limit
1.8
vs. Output Current
2.5
10
vs. Input Voltage
1.6
9
0
0
2.5
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
V IN = V OUT + 1V
V OUT = 1.5V
V BIAS = 3.3V
C OUT = 10μF
1 2 3 4
OUTPUT CURRENT (A)
5
2.0
1.5
1.0
0.5
0
Room
Cold
Hot
0.5 1 1.5 2 2.5
ENABLE VOLTAGE (V)
3
8
7
6
5
4
3
2
1
0
3
V IN = 2.5V
V OUT = 0V
V BIAS = 3.3V
C OUT = 10μF
3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
July 2007
5
M9999-071307
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MIC49500WU TR | 功能描述:低压差稳压器 - LDO 5A LDO, Low Vin, Low Vout, Fast transient response, Cap stable (RoHS Compliant) RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| MIC-5 | 功能描述:保险丝 250VAC 5A Fast Acting Indicating RoHS:否 制造商:Littelfuse 产品:Surface Mount Fuses 电流额定值:0.5 A 电压额定值:600 V 保险丝类型:Fast Acting 保险丝大小/组:Nano 尺寸:12.1 mm L x 4.5 mm W 安装风格: 端接类型:SMD/SMT 系列:485 |
| MIC5000AFLMGNHWS | 制造商:Vishay Dale 功能描述:THIN FILM RESISTOR,500 OHM,1%,200PPM - Waffle Pack |
| MIC5000BFLMGGHWS | 制造商:Vishay Dale 功能描述:THIN FILM RESISTOR,500 OHM,1%,200PPM - Waffle Pack |
| MIC5000BFLMGNHWS | 制造商:Vishay Dale 功能描述:THIN FILM RESISTOR,50 OHM,1%,200PPM - Waffle Pack |
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