参数资料
| 型号： | MIC4043BM4 TR |
| 厂商： | Micrel Inc |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | IC REG SHUNT LOW VOLT SOT-143 |
| 标准包装： | 3,000 |
| 应用： | 转换器，电源 |
| 输入电压： | 10V |
| 输出数： | 1 |
| 输出电压： | 10V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | TO-253-4，TO-253AA |
| 供应商设备封装： | SOT-143 |
| 包装： | 带卷 (TR) |
| 其它名称： | MIC4043BM4TR MIC4043BM4TR-ND |
MIC4043
Electrical Characteristics
T A = 25 ° C, bold values indicate – 40 ° C ≤ T A ≤ +85 ° C; unless noted
Micrel
Parameter
Condition
Min
Typ
Max
Units
Reference Voltage, Note 4
Reference Voltage Tolerance
1.245
± 1
± 2
V
%
%
Supply Current
I SNK = 0mA
35
65
70
μ A
μ A
Transconductance
? I SINK / ? V IN
1mA < I SNK < 15mA
3.5
2
150
S
S
Output Transistor
Saturation Voltage
Output Leakage
I SNK = 15mA
V SNK = 5V, output transistor off
160
250
400
0.5
1
mV
mV
μ A
μ A
Note 1.
Note 2.
Note 3.
Note 4.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF. Machine model, 200pF.
Reference voltage is not referenced to ground. The reference is between pins IN and FB.
Test Circuits
Floating
Bench
Supply
OUT
1k
MIC4043
IN SNK
R1
Analyzer
RETURN
R
A
GND FB
R
R2
Do Not Ground!
33k
R
R3
C1*
50 ?
R
OUTPUT
A
* Compensation element
A
V O U T
R 1
R 2
R 3
C 1
1 . 8 V
2 . 5 V
3 . 3 V
7 2 k
3 3 k
2 0 k
3 3 k
3 3 k
3 3 k
2 0 k
4 0 k
15 0 k
0.001 μ F
0.001 μ F
0.001 μ F
A
Test Circuit 1. Compensation (Bode Plot) Circuit
Supply
OUT
RETURN
1k
MIC4043
IN SNK
GND FB
R1
R2
33k
R3
C1
* Compensation components
Test Circuit 2. Transient Response Circuit
November 2000
3
MIC4043
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| MIC4043YM4 | 制造商:MIC 制造商全称:MIC GROUP RECTIFIERS 功能描述:Low-Voltage Secondary-Side Shunt Regulator Final Information |
| MIC4043YM4 TR | 功能描述:直流/直流开关调节器 Low-voltage secondary-side shunt regulator (Lead Free) RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
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