LCD/CCD/OLED 偏置
Analog Devices 制造了门类宽泛的高性能开关稳压器产品，专门用于在 CCFL 和 LCD 应用中生成偏置电压。这些升压型稳压器具有 0.9 V 至 30 V 的典型输入电压能力、高达 60 V 的输出电压、高达 3 MHz 的开关频率、高达 1.5 A 的开关电流、以及多输出能力。这种功能组合提供了非常小巧的电路实现方案，并优化了电池供电型手持式设备中的电池运行时间。
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最新优势资源
设计笔记
- DN123 - Ultralow Power Comparators Include Reference PDF
- DN349 - Quad Output Switching Converter Provides Power for Large TFT LCD Panels PDF
- DN264 - High Power Desktop LCD Backlight Controller Supports Wide Dimming Ratios While Maximizing Lamp Lifetime PDF
- DN99 - Floating CCFL with Dual Polarity Contrast PDF
- DN223 - SOT-23 DC/DC Converters Generate Up to ±35V Outputs and Consume Only 20µA of Quiescent Current PDF
技术文章
- ±32V Triple-Output Supply for LCDs, CCDs and LEDs Includes Fault Protection in a 3mm × 3mm QFN
- 5-Output High Current Power Supply for TFT-LCDs in a Low Profile QFN Features Space-Saving 2MHz Switching Regulators
- Complete Power Solution for Digital Cameras and Other Complex Compact Portable Applications
- Internal 2A, 42V Switch, Adjustable 2.5MHz Operating Frequency and 3mm × 3mm Package Allow Boost Regulator to Fit Numerous Applications
- White LED Driver and OLED Driver with Integrated Schottkys and Output Disconnect in 3mm × 2mm DFN
应用笔记
- AN61 - Practical Circuitry for Measurement and Control Problems PDF
- AN65 - A Fourth Generation of LCD Backlight Technology PDF
- AN126 - 2-Wire Virtual Remote Sensing for Voltage Regulators - Clairvoyance Marries Remote Sensing PDF
- AN92 - Bias Voltage and Current Sense Circuits for Avalanche Photodiodes PDF
- AN85 - Low Noise Varactor Biasing with Switching Regulators: Vanquishing Villainous Vitiators Vis-à-Vis Vital Varactors PDF
LCD/CCD/OLED 偏置
| SortOrder | Part# | Number of Outputs | Vin (min) (V) | Vin (max) (V) | Boost Switch Current (typ) (A) | Inverting Switch Current (typ) (A) | Buck Output Current (typ) (A) | Comments | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ADP5076 | 2 | 2.85 | 5.5 | 2 | 1.2 | - | 2.0A/1.2A DCDC Switching Regulators with Independent Positive and Negative Outputs | $2.19 (ADP5076ACBZ-R7) |
| 2 | ADP5072 | 2 | 2.85 | 5.5 | 1 | 600m | - | 1.0A/0.6A DCDC Switching Regulators with Independent Positive and Negative outputs, in WLCSP package | $2.19 (ADP5072ACBZ-R7) |
| 3 | ADP5070 | 2 | 2.85 | 15 | 1 | 600m | - | 1 A/0.6 A, DC-to-DC Switching Regulator with Independent Positive and Negative Outputs | $2.19 (ADP5070ACPZ) |
| 4 | ADP5071 | 2 | 2.85 | 15 | 2 | 1.2 | - | 2 A/1.2 A DC-to-DC Switching Regulator with Independent Positive and Negative Outputs | $2.39 (ADP5071ACPZ) |
| 5 | LT8582 | 2 | 2.5 | 22 | 3, 3 | 4.3 | - | Dual 3A Boost/Inverting/SEPIC DC/DC Converter with Fault Protection | $3.75 (LT8582EDKD#PBF) |
| 6 | LT3581 | 1 | 2.3 | 22 | 4.3 | - | - | 3.3A Boost/Inverting DC/DC Converter | $2.45 (LT3581EDE#PBF) |
| 7 | LT3579-1 | 1 | 2.5 | 16 | 7.5 | - | - | 6A Boost/Inverting DC/DC Converter with Fault Protection, Dual Phase Capable | $3.30 (LT3579EUFD-1#PBF) |
| 8 | LT3579 | 1 | 2.5 | 16 | 7.5 | - | - | 6A Boost/Inverting DC/DC Converter with Fault Protection | $3.30 (LT3579EUFD#PBF) |
| 9 | LT3582 | 2 | 2.475 | 5.5 | 350m | 600m | - | I2C Programmable Boost & Inverter with OTP, -5 and -12 Offer Fixed Vout | $2.25 (LT3582EUD#PBF) |
| 10 | LT3587 | 3 | 2.5 | 6 | 20m, 50m | 100m | - | High Voltage Monolithic Inverter and Dual Boost | $2.95 (LT3587EUD#PBF) |
| 11 | LT3513 | 5 | 4.5 | 30 | 250m, 1.6 | 250m | 2.5 | 2MHz High Current 5-Output Regulator for TFT-LCD Panels | $4.25 (LT3513EUHF#PBF) |
| 12 | LT3495-1 | 1 | 2.2 | 16 | 350m | - | - | 350mA Micropower Low Noise Boost, LT3495B-1 No Min Frequency | $1.75 (LT3495EDDB-1#TRPBF) |
| 13 | LT3495 | 1 | 2.2 | 16 | 650m | - | - | 650mA Micropower Low Noise Boost, LT3495B No Min Frequency | $1.75 (LT3495BEDDB#TRPBF) |
| 14 | LT3580 | 1 | 2.5 | 32 | 2.5 | - | - | Boost/Inverting DC/DC Converter with Soft-Start | $2.00 (LT3580EDD#PBF) |
| 15 | LT3498 | 2 | 2.5 | 12 | 300m, 425m | - | - | 20mA LED Driver and OLED Driver with Integrated Schottky in 3mm x 2mm DFN | $1.95 (LT3498EDDB#TRPBF) |
| 16 | LTC3524 | 4 | 2.5 | 6 | 2m, 25m | 2m | - | Adjustable TFT Bias Supply with WLED Driver | $2.25 (LTC3524EUF#PBF) |
| 17 | LT3494A | 1 | 2.3 | 16 | 350m | - | - | 350mA Micropower Low Noise Boost Converters with Output Disconnect | $1.45 (LT3494AEDDB#TRPBF) |
| 18 | LT3494 | 1 | 2.3 | 16 | 180m | - | - | 180mA Micropower Low Noise Boost Converters with Output Disconnect | $1.45 (LT3494EDDB#TRPBF) |
| 19 | LT3489 | 1 | 2.4 | 16 | 3.5 | - | - | 2MHz Boost DC/DC Converter with 2.5A Switch and Soft-Start | $1.95 (LT3489EMS8E#PBF) |
| 20 | LT3487 | 2 | 2.3 | 16 | 1.09 | 920m | - | Boost and Inverting Switching Regulator for CCD Bias | $2.30 (LT3487EDD#PBF) |
| 21 | LT3466-1 | 2 | 2.7 | 24 | 400m | - | - | White LED Driver and Boost Converter in 3mm x 3mm DFN Package | $1.95 (LT3466EDD-1#PBF) |
| 22 | LT1942 | 4 | 2.6 | 16 | 80m, 80m | - | - | Quad DC/DC Converter for Triple Output TFT Supply Plus LED Driver | $2.75 (LT1942EUF#PBF) |
| 23 | LT3472 | 2 | 2.2 | 16 | 20m | 50m | - | Boost and Inverting DC/DC Converter for CCD Bias | $1.95 (LT3472EDD#PBF) |
| 24 | LT3471 | 2 | 2.4 | 16 | 1.3, 1.3 | 1.3 | - | Dual 1.3A, 1.2MHz Boost/Inverter in 3mm × 3mm DFN | $2.80 (LT3471EDD#PBF) |
| 25 | LTC3459 | 1 | 1.5 | 5.5 | 75m | - | - | Synchronous Rectification, and Output Disconnect | $2.01 (LTC3459EDC#TRPBF) |
| 26 | LT3473A | 1 | 2.2 | 16 | 1.2 | - | - | LT3473A Includes two NPN transistors for generating intermediate bias voltages | $2.05 (LT3473AEDE#PBF) |
| 27 | LT3473 | 1 | 2.2 | 16 | 1.2 | - | - | Micropower 1A Boost Converter with Schottky and Output Disconnect | $1.95 (LT3473EDD#PBF) |
| 28 | LTC3450 | 3 | 1.4 | 4 | 10m | 500µ | - | Triple Output for TFT-LCD Applications | $2.50 (LTC3450EUD#PBF) |
| 29 | LT3463A | 2 | 2.2 | 15 | 250m, 400m | 400m | - | LT3463A Offers 250mA Boost, 400mA Inverter | $1.95 (LT3463AEDD#PBF) |
| 30 | LT3463 | 2 | 2.2 | 15 | 250m, 250m | 250m | - | Dual 250mA Boost/Inverter | $1.95 (LT3463EDD#PBF) |
| 31 | LT3461A | 1 | 2.5 | 16 | 420m | - | - | LT3461A Offers 3MHz Switching Frequency | $1.71 (LT3461AES6#TRPBF) |
| 32 | LT3436 | 1 | 3 | 25 | 4 | - | - | 3A, 34V Internal Switch | $2.75 (LT3436EFE#PBF) |
| 33 | LT3467A | 1 | 2.2 | 16 | 1.1 | - | - | LT3467A Offers 2.1MHz Switching Frequency | $1.81 (LT3467AEDDB#TRPBF) |
| 34 | LT3467 | 1 | 2.2 | 16 | 1.1 | - | - | LT3467 1.3MHz Switching Frequency | $1.81 (LT3467EDDB#TRPBF) |
| 35 | LT3461 | 1 | 2.5 | 16 | 420m | - | - | 1.3MHz Step-Up DC/DC Converters with Integrated Schottky in ThinSOT | $1.71 (LT3461ES6#TRPBF) |
| 36 | LT3460 | 1 | 2.5 | 16 | 420m | - | - | 320mA Switch in SC70, VOUT to 36V | $1.56 (LT3460ES5#TRPBF) |
| 37 | LTC1697 | 1 | 2.8 | 5.5 | 1.6 | - | - | High Efficiency Low Power 1W CCFL Switching Regulator | $1.95 (LTC1697EMS#PBF) |
| 38 | LT1943 | 4 | 4.5 | 22 | 350m, 2.6 | 350m | 2.4 | High Current Quad Output Regulator for TFT LCD Displays | $4.75 (LT1943EFE#PBF) |
| 39 | LT3464 | 1 | 2 | 10 | 80m | - | - | Integrated Schottky Diode and Output Disconnect | $1.56 (LT3464ETS8#TRPBF) |
| 40 | LT1946 | 1 | 2.45 | 16 | - | - | - | Integrated Soft-Start, Ideal for TFT-LCD Applications, LT1946 1.2MHz Operation | $1.75 (LT1946EMS8#PBF) |
| 41 | LT1945 | 2 | 1.2 | 15 | 350m | 350m | - | 350mA Boost and 350mA Inverter in Single Pakcage | $2.06 (LT1945EMS#PBF) |
| 42 | LT1944-1 | 2 | 1.2 | 15 | 100m, 175m | - | - | LT1944-1 Offers 175mA and 100mA Boost Converters in Single Package | $2.00 (LT1944-1EMS#PBF) |
| 43 | LT1947 | 3 | 2.7 | 8 | 1.1 | 10m | - | Triple Output for TFT-LCD Applications | $2.60 (LT1947EMS#PBF) |
| 44 | LT1944 | 2 | 1.2 | 15 | 350m, 350m | - | - | Dual 350mA Boost Converters in Single Package | $2.00 (LT1944EMS#PBF) |
| 45 | LT1618 | 1 | 1.6 | 18 | 2 | - | - | Constant Current/Voltage | $1.75 (LT1618EDD#PBF) |
| 46 | LT1931A | 1 | 2.6 | 16 | - | 1.2 | - | Inverting DC/DC Converters in ThinSOT, LT1931A 2.2MHz Switching | $2.06 (LT1931AES5#TRPBF) |
| 47 | LT1931 | 1 | 2.6 | 16 | - | 1.2 | - | Inverting DC/DC Converters in ThinSOT, LT1931 1.2MHz Switching | $2.06 (LT1931ES5#TRPBF) |
| 48 | LT1768 | 1 | 8 | 24 | 1.5 | - | - | High Power CCFL Controller for Wide Dimming Range and Maximum Lamp Lifetime | $4.10 (LT1768CGN#PBF) |
| 49 | LT1930A | 1 | 2.45 | 16 | 1.2 | - | - | Wide VIN Range, LT1930A Offers 2.2MHz Switching Frequency | $1.96 (LT1930AES5#TRPBF) |
| 50 | LT1930 | 1 | 2.45 | 16 | 1.2 | - | - | Wide VIN Range. 1.2MHz Switching Frequency | $1.96 (LT1930ES5#TRPBF) |
| 51 | LT1617-1 | 1 | 1 | 15 | - | 100m | - | Micropower Inverting DC/DC Converters in SOT-23, LT1617-1 100mA Iswitch | $1.70 (LT1617ES5-1#TRPBF) |
| 52 | LT1617 | 1 | 1.2 | 15 | - | 350m | - | Micropower Inverting DC/DC Converters in SOT-23, LT1617 350mA Iswitch | $1.70 (LT1617ES5#TRPBF) |
| 53 | LT1308B | 1 | 1 | 10 | 3 | - | - | Ideal for Single Cell AA, Low-Battery Detector, LT1308B Disables Burst Mode | $3.25 (LT1308BCS8#PBF) |
| 54 | LT1308A | 1 | 1 | 10 | 3 | - | - | Ideal for Single Cell AA, Low-Battery Detector | $3.25 (LT1308ACS8#PBF) |
| 55 | LT1613 | 1 | 900m | 10 | 800m | - | - | Operates with VIN to 1.1V, VOUT to 34V, Ideal for SEPIC | $1.70 (LT1613CS5#TRPBF) |
| 56 | LT1611 | 1 | 1.1 | 10 | - | 800m | - | Low noise < 1mVpp | $2.00 (LT1611CS5#TRPBF) |
| 57 | LT1316 | 1 | 1.5 | 12 | 500m | - | - | Programmable Input Current Limit, Low Vattery Detect | $2.45 (LT1316CS8#PBF) |
| 58 | LT1317B | 1 | 1.5 | 12 | 800m | - | - | LT1317B Version Disables Burst Mode, Low-Battery Detector | $2.25 (LT1317BCS8#PBF) |
| 59 | LT1317 | 1 | 1.5 | 12 | 800m | - | - | Low-Battery Detector | $2.25 (LT1317CS8#PBF) |
| 60 | LT1307B | 1 | 920m | 12 | 600m | - | - | Single Cell Boost, Low-Battery Detector, LT1307B Disables Burst Mode | $2.05 (LT1307BCS8#PBF) |
| 61 | LT1307 | 1 | 920m | 12 | 600m | - | - | Single Cell Boost, Low-Battery Detector | $2.05 (LT1307CN8#PBF) |
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