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Description

General part information

MAQ3203 Series

The MAQ3203 is a hysteretic, step-down, constant-current, High-Brightness LED (HB LED) driver. It provides an ideal solution for interior/exterior lighting, architectural and ambient lighting, LED bulbs, and other general illumination applications.

The MAQ3203 is well suited for lighting applications requiring a wide-input voltage range. The hysteretic control gives good supply rejection and fast response during load transients and PWM dimming. The high-side current sensing and on-chip current-sense amplifier delivers LED current with ±5% accuracy. An external high-side current-sense resistor is used to set the output current.

The MAQ3203 offers a dedicated PWM input (DIM) which enables a wide range of pulsed dimming. A high-frequency switching operation up to 1.5MHz allows the use of smaller external components minimizing space and cost. The MAQ3203 offers frequency dither feature for EMI control.

Technical Specifications

Parameters and characteristics for this part

SpecificationMAQ3203YM-TRVAO
ApplicationsLighting
DimmingPWM
Frequency1.5 MHz
GradeAutomotive
Internal Switch(s)No
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature (Max)125 °C
Operating Temperature (Min)-40 °C
Package Length0.154 in
Package Name8-SOIC
Package Width3.9 mm
QualificationAEC-Q100
TopologyStep-Down (Buck)
TypeDC DC Controller
Voltage - Supply (Max)42 V
Voltage - Supply (Min)4.5 V

Pricing

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CAD

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