0.7V最小输入电压350mA峰值电流CXSU63246主开关用NMOS同步开关采用PMOS

0.7V最小输入电压350mA峰值电流CXSU63246主开关用NMOS同步开关采用PMOS

产品型号:CXSU63246
产品类型:DC-DC转换器
产品系列: DC升压转换
产品状态:量产
浏览次数:44 次
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产品简介

CXSU63246是一种高效、同步、电流滞环控制;升压型升压变换器,专为单电池或双电池碱性、镍氢或镍镉电池供电的应用而设计。它可以转换成0.7V的输入电压。主开关采用NMOS,同步开关采用PMOS。

技术参数

输入电压范围 (VIN)≤ 0.7~5V
输出电压 (VOUT)3.3V
输出电流 (IOUT)0.35A
工作频率1.2 Hz
转换效率98%%
封装类型SOT235
Topology DC升压转换
Control methodPWM/PFM
Switching frequency1.2
ProtectionAuto-recovery
FeaturesInput Quiescent Current(uA):0.5
ApplicationBoost MOSFET(mΩ):500
Operating temp-40℃~125℃
Reference designSync-Rect MOSFET(mΩ)700
Precision±3%
UVLO (V).75
Soft-start Time (ms).2
Feedback Voltage (V)3.3

产品详细介绍

目录

1.产品概述       2.产品特点     

3.应用范围       4.技术规格书下载(PDF文档)

5.产品封装       6.电路原理图  

7.相关产品

   产品概述 返回TOP


           CXSU63246 CXSU63246A is a high efficiency, synchronous, current hysteresis control; step-up boost converter designed for single-cell or dual-cell alkaline, NiMH, or NiCd battery-powered applications. It can convert down to 0.7V input voltage. It adopts NMOS for the main switch and PMOS for the synchronous switch.

   产品特点 返回TOP


 

·       0.7V Minimum Input Voltage

·       5.5uA Typical Quiescent Current

·       Input Under Voltage Lockout

·       Bypass Function During Shutdown

·       Low RDS(ON) (Main Switch/Synchronous Switch) at Output: 0.5/0.7ohm

·       Fixed Output Voltage

﹣   CXSU63246  : Fixed 3.3V

﹣   CXSU63246A: Fixed 3.0V

·       Typical 350mA Peak Current Limit

·       Compact SOT23-5 Package.

   应用范围 返回TOP


 

·       Battery Powered Applications

·       Consumer And Portable Medical Products

·       Personal Care Products

·       Smartphones

·       White or Status LEDs

   技术规格书(产品PDF) 返回TOP 


     需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持

 QQ截图20160419174301.jpg

产品封装图 返回TOP


a

电路原理图 返回TOP

 


 

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相关芯片选择指南 返回TOP                  更多同类产品.....


 

Single Output Step Up Regulator(Integrated Switch)

Part Number

Vin (min) (V)

Vin (max) (V)

UVLO (V)

Ilim(A)

Fsw (MHz)

Vout,max(V)

Feedback Voltage   (V)

Feedback Voltage   accuracy

Input Quiescent   Current(uA)

Package

CXSU63245

0.7

5

0.75

0.4

 

5.25

0.5

±3%

0.5

SOT363

CXSU63245L

0.7

5

0.75

0.2

 

5.25

0.5

±3%

0.5

SOT363

CXSU63246

0.7

5

0.75

0.35

 

3.3

3.3

±3%

0.5

SOT235

CXSU63246A

0.7

5

0.75

0.35

 

3

3

±3%

0.5

SOT235

CXSU63247

0.7

5

0.75

0.35

 

5.25

1

±3%

0.5

SOT363

CXSU63247A

0.7

5

0.75

0.35

 

5.25

5

±3%

0.5

SOT363

CXSU63248

0.9

4

0.9

1.8

1.2

4

1.2

±3%

65

SOT236

CXSU63249

1.8

5.25

1.78

3.2

0.5

5.5

1.2

±1.5%

10

QFN2x210

CXSU63250

1.8

5.25

1.78

5

0.5

5.5

1.2

±1.5%

10

QFN2X210

CXSU63250A

1.8

5.25

1.78

5

0.5

5.5

1.2

±1.5%

10

QFN2X210

CXSU63251

1.8

5.25

1.78

6

0.5

5.5

1.2

±1.5%

10

QFN2X210

CXSU63251A

1.8

5.25

1.78

6

0.5

5.5

1.2

±1.5%

10

QFN2X210

CXSU63251B

1.8

5.25

1.78

6

0.5

5.5

1.2

±1.5%

10

QFN2x210

CXSU63252

2.5

5.5

 

3

1

5.5

1.2

±1.5%

8

TSOT236

CXSU63253

2

5.5

2

6

0.5

5.5

1.2

±1.5%

10

QFN2X210

CXSU63254

2.3

5.25

2.3

6

0.5

5.5

1.2

±1.5%

2

QFN 2x38

CXSU63255

3

25

2.3

0.6

1

25

0.6

±2%

100

SOT236

CXSU63256

3

8

1.8

2

1

16

0.6

±2%

100

SOT236

CXSU63257

3

25

2.7

2

1

25

0.6

±2%

100

SOT236

CXSU63258

3

33

2.1

2

1

33

0.6

±2%

100

SOT236

CXSU63259

3

30

2.85

15

adj.

30

1

±1.5%

220

QFN4x418

CXSU63260

3.5

30

3

2

0.85

30

1

±2%

150

SOT236

CXSU63261

2

6

1.9

2.5

1

6

0.6

±2%

200

SOT236

CXSU63262

2.5

5.5

2.4

2.5

1

6

0.6

±2%

200

DFN3x312

CXSU63263

2

6

1.9

4

1

6

0.6

±2%

100

DFN3x310

CXSU63264

8.6

15.9

8.3

4.5

0.5

16

1.25

±1.5%

120

DFN3x310

CXSU63265

3

9

2.9

6

1

13

1

±2%

600

QFN3x316

CXSU63266

3

5.5

3

9

adj.

36

1.25

±2%

380

DFN3X310

CXSU63267

3

16

2.85

15

adj.

18

1

±1.5%

220

QFN4x418

CXSU63267

3

16

2.85

15

adj.

16

1

±1.5%

230

QFN4x418

CXSU63268

3

33

2.7

4

1

33

0.6

±2%

100

QFN3x310

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