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MIC4685WRTR PDF预览

MIC4685WRTR

更新时间: 2024-01-10 01:50:29
品牌 Logo 应用领域
麦瑞 - MICREL 开关
页数 文件大小 规格书
17页 331K
描述
SWITCHING REGULATOR, 225kHz SWITCHING FREQ-MAX, PSSO7, ROHS COMPLIANT, SPAK-7

MIC4685WRTR 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Transferred零件包装代码:MODULE
包装说明:,针数:7
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.15
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:30 V
最小输入电压:4 V标称输入电压:12 V
JESD-30 代码:R-PSSO-G7JESD-609代码:e3
长度:9.395 mm湿度敏感等级:3
功能数量:1端子数量:7
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:2.03 mm
表面贴装:YES切换器配置:BUCK
最大切换频率:225 kHz温度等级:AUTOMOTIVE
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:1.27 mm端子位置:SINGLE
处于峰值回流温度下的最长时间:40宽度:8 mm
Base Number Matches:1

MIC4685WRTR 数据手册

 浏览型号MIC4685WRTR的Datasheet PDF文件第1页浏览型号MIC4685WRTR的Datasheet PDF文件第2页浏览型号MIC4685WRTR的Datasheet PDF文件第3页浏览型号MIC4685WRTR的Datasheet PDF文件第5页浏览型号MIC4685WRTR的Datasheet PDF文件第6页浏览型号MIC4685WRTR的Datasheet PDF文件第7页 
Micrel, Inc.  
MIC4685  
Absolute Maximum Ratings(1)  
Operating Ratings(2)  
Supply Voltage (VIN) (1) .................................................+34V  
Enable Voltage (VEN).........................................0.3V to VIN  
Steady-State Output Switch Voltage (VSW)..........1V to VIN  
Feedback Voltage (VFB) ...............................................+12V  
Storage Temperature (Ts) .........................65°C to +150°C  
EDS Rating(3)..................................................................2kV  
Supply Voltage (VIN) (4) ..................................... +4V to +30V  
Junction Temperature (TJ) ........................40°C to +125°C  
Package Thermal Resistance  
SPAK-7 (θJA)...................................................11.8°C/W  
SPAK-7 (θJC).....................................................2.2°C/W  
Electrical Characteristics  
VIN = VEN = 12V; VOUT 5V; IOUT = 500mA; TA = 25°C, bold values indicate –40°C< TJ < +125°C, unless noted.  
Parameter  
Condition  
Min  
Typ  
Max  
Units  
MIC4685 [Adjustable]  
Feedback Voltage  
(±2%)  
(±3%)  
1.210  
1.198  
1.235  
1.235  
1.260  
1.272  
V
V
8V VIN 30V, 0.1A ILOAD 1A, VOUT = 5V, Note 4  
1.186  
1.173  
1.284  
1.297  
V
V
Feedback Bias Current  
Maximum Duty Cycle  
Output Leakage Current  
50  
94  
nA  
%
VFB = 1.0V  
VIN = 30V, VEN = 0V, VSW = 0V  
VIN = 30V, VEN = 0V, VSW = 1V  
VFB = 1.5V  
5
500  
20  
µA  
mA  
mA  
mA  
V
1.4  
6
Quiescent Current  
12  
Bootstrap Drive Current  
Bootstrap Voltage  
VFB = 1.5V, VSW = 0V  
IBS = 10mA, VFB = 1.5V, VSW = 0V  
VFB = 0V  
250  
5.5  
30  
380  
6.2  
70  
Frequency Fold Back  
Oscillator Frequency  
Saturation Voltage  
120  
225  
kHz  
kHz  
V
180  
200  
0.59  
IOUT = 1A  
Short Circuit Current Limit  
Shutdown Current  
VFB = 0V, See Test Circuit  
VEN = 0V  
3.5  
2
6
A
150  
200  
µA  
V
Enable Input Logic Level  
regulator on  
regulator off  
0.8  
50  
V
Enable Pin Input Current  
VEN = 0V (regulator off)  
VEN = 0V (regulator on)  
16  
µA  
mA  
°C  
–1  
–0.83  
160  
Thermal Shutdown @ TJ  
Notes:  
1. Exceeding the absolute maximum rating may damage the device.  
2. The device is not guaranteed to function outside its operating rating.  
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5kin series with 100pF.  
4. 2.5V of headroom is required between VIN and VOUT. The headroom can be reduced by implementing a bootstrap diode as seen on the 5V to 3.3V  
circuit on page 1.  
M9999-012610  
January 2010  
4

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