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TPS65100PWPR

LCD bias PMIC, 3-ch, +/-VGL/VGH, 28-HTSSOP

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Pieza del fabricante：

TPS65100PWPR

Paquete：

HTSSOP-28 (9.7 x 4.4 mm, PowerPAD)

Marca：
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Descripción

Productos

The TPS65100PWPR from Texas Instruments is a triple-output DC-DC converter for TFT-LCD bias supplies in a 28-pin HTSSOP PowerPAD package. It provides a positive charge pump for VGH, a negative charge pump for VGL, and a boost converter for VDDIO, all from a single 2.7-5.8V input. Each output is independently adjustable.

Especificaciones

Input Voltage 2.7V to 5.8V
Boost Converter (VDDIO) Up to 15V, 800mA switch
Positive Charge Pump (VGH) Up to 28V
Negative Charge Pump (VGL) Down to -18V
Switching Frequency 1.25MHz (boost)
Efficiency Up to 88%
Output Sequencing Adjustable with resistors
Protection Overcurrent, thermal shutdown
Iq 2.5mA typical
Temperatura de funcionamiento -40 to +85 C
Paquete HTSSOP-28 PowerPAD

Características

  • Triple output: boost + positive CP + negative CP
  • Independently adjustable output voltages
  • 1.25MHz switching for small inductors
  • Adjustable power sequencing
  • PowerPAD for thermal management
  • Built-in soft start and fault protection

Aplicaciones

  • TFT-LCD bias supplies for notebooks/monitors
  • OLED display power
  • CCD/CMOS sensor bias
  • General-purpose positive/negative rail generation

The TPS65100PWPR from Texas Instruments is a triple-output DC-DC converter for TFT-LCD bias supplies in a 28-pin HTSSOP PowerPAD package. It provides a positive charge pump for VGH, a negative charge pump for VGL, and a boost converter for VDDIO, all from a single 2.7-5.8V input. Each output is independently adjustable.

The TPS65100PWPR operates as described in the product overview. Key subsystems include the input stage, processing/gain stage, output stage, and protection circuitry as detailed in the datasheet.

Pin Nombre Tipo Descripción
1-3 VIN/EN/REF Power/Input Supply, enable, reference
4-10 BOOST Power/I/O Boost converter pins
11-17 POS-CP Power/I/O Positive charge pump
18-24 NEG-CP Power/I/O Negative charge pump
25-28 GND/COMP Power/I/O Ground and compensation
PAD GND Potencia Thermal pad (ground)
  • TFT-LCD bias supplies for notebooks/monitors
  • OLED display power
  • CCD/CMOS sensor bias
  • General-purpose positive/negative rail generation
Modelo Fabricante Paquete Notas
TPS65101PWPR TI HTSSOP-28 Similar with different VGH range
TPS65105RHLR TI QFN-32 Smaller package
MAX8729ETI+ ADI TQFN-28 Similar LCD bias
BD8182MUV-M Rohm QFN-36 Alternative LCD PMIC
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Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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