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See Technical Specifications

LTC3219EUD#PBF

LTC3219EUD#PBF is a LED lighting driver designed to power up to nine channels of LEDs with a universal input current of 250mA

Manufacturer:

Analog Devices
Mfr.Part #:

LTC3219EUD#PBF
Datasheet:

LTC3219EUD#PBF Datasheet (PDF)
Series:

LTC3219
Mounting Style:

SMD/SMT
Number of Outputs:

9 Output
Output Current:

25 mA
EDA/CAD Models:

Request Free CAD Models for LTC3219EUD#PBF

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LTC3219EUD#PBF General Description

The LTC3219 is a highly integrated multidisplay LED driver. The device contains a high efficiency, low noise charge pump to provide power to nine universal LED current sources. The LTC3219 requires only five small ceramic capacitors to form a complete LED power supply and current controller.

Key Features

Multimode Charge Pump Provides Up to 91% Efficiency
Slew Limited Switching Reduces Conducted and Radiated Noise (EMI)
Up to 250mA Total Output Current
Nine 28mA Universal Current Sources with 64-Step Linear Brightness Control
Independent On/Off, Brightness Level, Blinking and Gradation Control for Each Current Source Using 2-Wire I²C^™ Interface
Internal Current Reference
Configurable ENU Pin for Asynchronous LED On/Off Control
Low Noise Charge Pump Operates in 1x, 1.5x or 2x Mode for Optimal Efficiency*
Automatic or Forced Mode Switching
Internal Soft-Start Limits Inrush Current
Short-Circuit/Thermal Protection
3mm × 3mm 20-Lead QFN Plastic Package

Application

Video Phones with QVGA+ Displays

Specifications

Product Category	LED Lighting Drivers	Series	LTC3219
Mounting Style	SMD/SMT	Number of Outputs	9 Output
Output Current	25 mA	Input Voltage, Min	2.9 V
Input Voltage, Max	5.5 V	Topology	Charge Pump
Operating Frequency	850 kHz	Output Voltage	Adjustable
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature	+ 85 C
Features	I2C Control	Input Voltage	2.9 V to 5.5 V
Number of Channels	9 Channel	Product	LED Drivers
Product Type	LED Lighting Drivers	Factory Pack Quantity	121
Subcategory	Driver ICs	Supply Current - Max	2.1 mA
Type	Universal Nine Channel LED Driver	Unit Weight	0.003527 oz