Bias Power Supply with High-Speed Amplifier and High-Accuracy LDO for LCD TVs CXLC89100/A DC-DC converter provides regulated voltages required by thin-film transistor (TFT) liquid crystal displays

发布时间:2020-04-06 09:43:38 浏览次数:709 作者:嘉泰姆
摘要:Bias Power Supply with High-Speed Amplifier and High-Accuracy LDO for LCD TVs CXLC89100/A DC-DC converter provides regulated voltages required by thin-film transistor (TFT) liquid crystal displays

目录

1.产品概述       2.产品特点     giC嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)</span>giC嘉泰姆

5.产品封装       6.电路原理图</strong>  giC嘉泰姆

7.相关产品giC嘉泰姆

   产品概述 返回TOPgiC嘉泰姆


The CXLC89100/A DC-DC converter provides regulated voltages required by thin-film transistor (TFT) liquid crystal displays (LCD) panels in TQFN package. One step-up converter, one step-down converter, and two charge pumps convert the 8V to 14V input voltage into four output voltages. These features complete the powersupply requirements of large screen LCD panels. The step-up converter provides source voltages VS and the step-down converter provides logic voltage for the system. The dual charge pumps independently generate adjustable regulated output voltages VGL and VGH to bias the LCD. These four blocks operate with a fixed switching frequency of 500kHz or 750kHz. Both step-up and step-down converters operate in asynchronous switch mode. Current mode control provides fast transient response and eases loop stabilization. Fault protection includes cycle-by-cycle current limit, thermal shutdown, and output-fault shutdown. Current mode control is used for both charge pumps to regulate its output voltage, which minimizes output ripple and capacitor sizes. High voltage switch is used for gate voltage shaping to improve TFT-LCD display quality. The CXLC89100/A includes one high-speed high-current operational amplifier and one high-accuracy LDO for Gamma buffer reference. The CXLC89100/A is available in a 48-pin TQFN package.

   产品特点 返回TOPgiC嘉泰姆


„ 8V to 14V Input Voltage Range giC嘉泰姆

„ 500kHz/750kHz Fixed Switching Frequency giC嘉泰姆

„ VS Step-Up Converter giC嘉泰姆

‹ Current Mode giC嘉泰姆

‹ 1% Feedback Accuracy giC嘉泰姆

‹ Output Voltage Range up to 20V giC嘉泰姆

‹ 3A Switch Current giC嘉泰姆

‹ Adjustable Soft Start giC嘉泰姆

‹ Adjustable Current Limit giC嘉泰姆

„ VLOGIC Step-Down Converter giC嘉泰姆

‹ Current Mode giC嘉泰姆

‹ 1% Feedback Accuracy giC嘉泰姆

‹ 2.5A Switch Current giC嘉泰姆

‹ 2.5ms Internal Soft Start giC嘉泰姆

„ 150mA Negative Charge Pump Driver for VGL giC嘉泰姆

„ 150mA Positive Charge Pump Driver for VGH giC嘉泰姆

„ Integrated High Voltage Switch for Gate Voltage Shaping giC嘉泰姆

„ High Voltage LDO for VREF giC嘉泰姆

‹ 0.5% Feedback Accuracy giC嘉泰姆

‹ 0.5V Dropout at 60mA Output Current giC嘉泰姆

„ High-Speed Operational Amplifier giC嘉泰姆

‹ 20MHz -3dB Bandwidth giC嘉泰姆

‹ 45 V/μs Slew Rate giC嘉泰姆

‹ ±200-mA Short-Circuit Current giC嘉泰姆

„ Gate Drive Signal to Drive External MOSFET giC嘉泰姆

„ XAO Comparator giC嘉泰姆

„ Thermal Shutdown giC嘉泰姆

„ Available in 7mmx7mm 48-pin TQFN PackagegiC嘉泰姆

   应用范围 返回TOPgiC嘉泰姆


„ LCD TV PanelsgiC嘉泰姆

   技术规格书(产品PDF) 返回TOP giC嘉泰姆


     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</span>!</span>
giC嘉泰姆

 QQ截图20160419174301.jpggiC嘉泰姆

产品封装图&nbsp;返回TOPgiC嘉泰姆


image.pnggiC嘉泰姆

电路原理图&nbsp;返回TOPgiC嘉泰姆

giC嘉泰姆


giC嘉泰姆

a

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


giC嘉泰姆

Integrated   PMIC for LCDgiC嘉泰姆

Part NO.giC嘉泰姆

Vin(V)giC嘉泰姆

min.giC嘉泰姆

Vin(V)giC嘉泰姆

max.giC嘉泰姆

FSWgiC嘉泰姆

(kHz)giC嘉泰姆

ILXgiC嘉泰姆

(A)giC嘉泰姆

VLXgiC嘉泰姆

(V)giC嘉泰姆

OPAS/giC嘉泰姆

R(V/μsgiC嘉泰姆

OPAIgiC嘉泰姆

SCmAgiC嘉泰姆

NotegiC嘉泰姆

PackagegiC嘉泰姆

CXLC8984giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

3giC嘉泰姆

18giC嘉泰姆

40giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGH/VGL Charge-Pump,giC嘉泰姆

VCOM,GPM, Voltage DetectorgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8985giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

1.8giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost, VCOM,VGH/VGL Charge-Pump,giC嘉泰姆

1-CH   WLED Driver with EN,LXB=20V/1.2AgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8986giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

2giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGL Regulator,LDO,GPM,OPA,giC嘉泰姆

Voltage Detector,6-CH WLED Driver,30mA/CHgiC嘉泰姆

TQFN5X5-40giC嘉泰姆

CXLC8987giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

600giC嘉泰姆

2giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGL Regulator,LDO,GPM,OPA,giC嘉泰姆

Voltage Detector,6-CH WLED Driver,30mA/CHgiC嘉泰姆

TQFN5X5-40giC嘉泰姆

CXLC8988giC嘉泰姆

2.6giC嘉泰姆

5.5giC嘉泰姆

600/giC嘉泰姆

1200giC嘉泰姆

3giC嘉泰姆

20giC嘉泰姆

20giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGH Regulator,OPA*3,Buck-Boost VGL giC嘉泰姆

Temp. Compensation,7-CH-33V~+33V Level-ShiftergiC嘉泰姆

TQFN6X6-48giC嘉泰姆

CXLC8989giC嘉泰姆

2.6giC嘉泰姆

5.5giC嘉泰姆

600/giC嘉泰姆

1200giC嘉泰姆

--giC嘉泰姆

--giC嘉泰姆

20giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGH Regulator,OPA*3,Buck-Boost VGL giC嘉泰姆

Temp. Compensation,7-CH-33V~+33V Level-ShiftergiC嘉泰姆

QFN6X6-48giC嘉泰姆

CXLC8990giC嘉泰姆

2.6giC嘉泰姆

5.5giC嘉泰姆

600/giC嘉泰姆

1200giC嘉泰姆

3giC嘉泰姆

20giC嘉泰姆

20giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGH Regulator,OPA*3,BuckgiC嘉泰姆

-Boost VGL with Temp. Compensation giC嘉泰姆

QFN5X5-32giC嘉泰姆

CXLC8991giC嘉泰姆

8giC嘉泰姆

14giC嘉泰姆

750giC嘉泰姆

5giC嘉泰姆

24giC嘉泰姆

30giC嘉泰姆

200giC嘉泰姆

Async-Boost,Async-Buck, OPA,VGON and VGOFFgiC嘉泰姆

Regulator,GPM,VGH Temp. Compensation,I2CgiC嘉泰姆

TQFN6X6-40giC嘉泰姆

CXLC8992giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

4.5giC嘉泰姆

18giC嘉泰姆

--giC嘉泰姆

--giC嘉泰姆

Async-Boost,   VGHM,VGH/VGOFF Charge-PumpgiC嘉泰姆

TQFN5X5-20giC嘉泰姆

CXLC8993giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

3giC嘉泰姆

18giC嘉泰姆

40giC嘉泰姆

200giC嘉泰姆

Async-Boost,VGH/VGL Charge-Pump,giC嘉泰姆

VCOM, GPM,Voltage DetectorgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8994giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

1.8giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost,VGH/VGL Charge-ump,VCOM,giC嘉泰姆

CXLC8994A With EN,CXLC8994S With XAOgiC嘉泰姆

TQFN3X3-16giC嘉泰姆

CXLC8994giC嘉泰姆

A/SgiC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

1.8giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost,VGH/VGL Charge-Pump,VCOM, giC嘉泰姆

CXLC8994A With EN,CXLC8994S With XAOgiC嘉泰姆

TQFN3X3-16giC嘉泰姆

CXLC8995giC嘉泰姆

/AgiC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

640/giC嘉泰姆

1200giC嘉泰姆

2giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost, VGH Charge-Pump,VCOM, GPM,giC嘉泰姆

Voltage Detector,LDOgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8996AgiC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

640/giC嘉泰姆

1200giC嘉泰姆

2giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost,VGH Charge-Pump,VCOM,LDO,GPM,giC嘉泰姆

Voltage Detector,4-CH WLED   Driver,50mA/CHgiC嘉泰姆

TQFN5X5-40giC嘉泰姆

TQFN3.8X6.2giC嘉泰姆

CXLC8997giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

640/giC嘉泰姆

1200giC嘉泰姆

2giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost,VGH Charge-Pump,VCOM, GPM,giC嘉泰姆

Voltage DetectorgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8998giC嘉泰姆

2.5giC嘉泰姆

5.5giC嘉泰姆

1200giC嘉泰姆

1.8giC嘉泰姆

20giC嘉泰姆

12giC嘉泰姆

150giC嘉泰姆

Async-Boost,VGH Charge-Pump,VGL Charge-Pump,giC嘉泰姆

Voltage Detector,1-CH WLEDdriver,240mA/CH,HVInputgiC嘉泰姆

TQFN4X4-24giC嘉泰姆

CXLC8999giC嘉泰姆

/BgiC嘉泰姆

8giC嘉泰姆

14giC嘉泰姆

500/giC嘉泰姆

750giC嘉泰姆

2.3giC嘉泰姆

19giC嘉泰姆

--giC嘉泰姆

--giC嘉泰姆

Async-Boost,Async-Buck,VGH/VGL,Charge-PumpgiC嘉泰姆

TSSOP-28(FD)giC嘉泰姆

CXLC89100giC嘉泰姆

/AgiC嘉泰姆

8giC嘉泰姆

14giC嘉泰姆

500/giC嘉泰姆

750giC嘉泰姆

3giC嘉泰姆

20giC嘉泰姆

45giC嘉泰姆

200giC嘉泰姆

Async-Boost,Async-Buck, VGH/VGL Charge-Pump, GPM,VCOM,Voltage Detector,HV LDOgiC嘉泰姆

TQFN7X7-48giC嘉泰姆

CXLC89101giC嘉泰姆

9.5giC嘉泰姆

14giC嘉泰姆

500~giC嘉泰姆

2000giC嘉泰姆

3.5giC嘉泰姆

20giC嘉泰姆

--giC嘉泰姆

--giC嘉泰姆

Async-Boost,Async-Buck,VGON and VGOFF RegulatorgiC嘉泰姆

TQFN5X5-28giC嘉泰姆

CXLC89102giC嘉泰姆

8giC嘉泰姆

14giC嘉泰姆

750/giC嘉泰姆

1000giC嘉泰姆

5giC嘉泰姆

24giC嘉泰姆

--giC嘉泰姆

--giC嘉泰姆

Async-Boost,Sync-Buck*2,Async-Buck,VGON and giC嘉泰姆

VGOFF Regulator,GPM,VGH Temp.Compensation,I2C giC嘉泰姆

TQFN6X6-40giC嘉泰姆

giC嘉泰姆

文章标签

暂无标签

发表评论

共有条评论
用户名: 密码:
验证码: 匿名发表