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See Technical Specifications

MAX20446ATG/V+

LED Driver IC 6 Output DC DC Controller Boost, SEPIC Analog, I²C, PWM Dimming 120mA 24-TQFN (4x4)

Manufacturer:

Maxim Integrated
Mfr.Part #:

MAX20446ATG/V+
Datasheet:

MAX20446ATG/V+ Datasheet (PDF)
packingQty:

Tube,75
packingOption:

Tube
tempRange:

-40 to 125C
Series:

MAX20446
EDA/CAD Models:

Request Free CAD Models for MAX20446ATG/V+

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

MAX20446ATG/V+ General Description

The MAX20446 is a 6-channel backlight driver with boostcontroller for automotive displays. The integrated currentoutputs can sink up to 130mA LED current each. Thedevice accepts a wide 4.5V to 36V input voltage rangeand withstands direct automotive load-dump events.

Key Features

Wide-Voltage-Range Operation
- Operates Down to 4V Supply After Startup
- Survives Load Dump Up to 52V
High Integration
- Complete 6-Channel Solution Including Boost Controller
- I²C Control for Minimum Parts Count
Robust and Low EMI
- Spread-Spectrum Oscillator
- Phase Shifting
- 400kHz to 2.2MHz Switching-Frequency Range
- Fail-Safe Operation Mode Using the FSEN Pin
Versatile Dimming Scheme Allows Hybrid orPWM-Only Dimming Using DIM Input or I²C
- Dimming Ratio > 10000:1 Using Hybrid Dimming
- 10000:1 Dimming Ratio at 200Hz using PWM Dimming
Complete Diagnostics
- LED Open/Short Detection and Protection
- Boost Output Undervoltage and Overvoltage
- Boost Voltage
- Individual String LED Current
- Thermal Shutdown
Compact (4mm x 4mm) 24-Pin TQFN Package

Application

Central Information Displays
Infotainment Displays
Instrument Clusters

Specifications

model	MAX20446ATG/V+	packingQty	Tube,75
packingOption	Tube	lifeCycle	production
tempRange	-40 to 125C	Product Category	LED Lighting Drivers
Series	MAX20446	Mounting Style	SMD/SMT
Number of Outputs	6 Output	Output Current	120 mA
Input Voltage, Min	4.5 V	Input Voltage, Max	40 V
Topology	Boost, SEPIC	Operating Frequency	400 kHz to 2.2 MHz
Output Voltage	4.75 V to 5.25 V	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 125 C	Qualification	AEC-Q100
Features	I2C Control	Development Kit	MAX20446EVKIT
Dimming	Analog, PWM, I2C Serial	For Use With	Automotive Displays
Input Voltage	4.5 V to 40 V	Number of Channels	6 Channel
Product	LED Drivers	Product Type	LED Lighting Drivers
Factory Pack Quantity	75	Subcategory	Driver ICs
Supply Current - Max	15 mA	Type	Backlight Driver with Boost/SEPIC Controller
Unit Weight	0.019469 oz