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CXSU63245高效率低输入电压同步升压转换器

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CXSU63245高效率低输入电压同步升压转换器

产品型号:CXSU63245
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:48 次
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产品简介

CXSU63245是一种高效率、低输入电压、升压同步升压转换器,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接收低至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)5.25V
输出电流 (IOUT)0.4A
工作频率1.2 Hz
转换效率98%%
封装类型SOT363
Topology DC升压转换
Control methodPWM/PFM
Switching frequency1.2
ProtectionAuto-recovery
FeaturesInput Quiescent Current(uA):0.5
ApplicationBoost MOSFET(mΩ):450
Operating temp-40℃~125℃
Reference designSync-Rect MOSFET(mΩ)800
Precision±3%
UVLO (V).75
Soft-start Time (ms)1
Feedback Voltage (V).5

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


         CXSU63245 CXSU63245L is a high efficiency, low input voltage, step-up synchronous boost converter designed for single-cell or dual-cell alkaline, NiMH, or NiCd battery-powered applications. It can receive an input voltage as low as 0.7V. It adopts NMOS for the main switch and PMOS for the synchronous switch.

   产品特点 返回TOP


 

Typical 0.7V Minimum Input Voltage

Adjustable Output Voltage from 1.8V to 5.25V

18uA Quiescent Current

Pass-through Function During Shutdown

Output Over Voltage Protection

Low RDS(ON) (Main Switch/Synchronous Switch) at 3.3V Output: 0.45/0.80ohm

Typical 400ma Peak Current Limit

Typical Fixed 750ns Off Time

Maximum output current

---50mA@0.9VIN and 3.3VOUT

---100mA@1.8VIN and 3.3VOUT

Compact SOT-363(SC70)

   应用范围 返回TOP


 

·      BatteryPowered Applications

·       Consumer And Portable Medical Products

·       Personal Care Products

·       Smart Phones 

   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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