Main System

Processor

(MPU)

DLPA1000

DLP2000

DMD

DLPC2607

Pico Processor

PWR_EN

VBIAS

VOFS

VRST

VLED

SW4

SW5

SW6

RGB LED

Assembly

RESETZ

INTZ

SPI (4)

LED_SEL0

LED_SEL1

PWM_IN

CMP_OUT

Light

Sensor

Temp.

Sensor

Single Cell Li-Ion

VINA

DPP

Power Supplies

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An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.

DLPA1000

SLVSDP7 – FEBRUARY 2017

DLPA1000 Power Management and LED Driver IC

1

1 Features

1

•

High-Efficiency RGB LED Driver With Buck-Boost

DC-to-DC Converter and Integrated MOSFETS

•

Six Low-Impedance (<100 mΩ) MOSFET

Switches for Channel Selection

•

Independent, 10-Bit Current Control per Channel

•

DMD Regulators

–

Requires Only a Single Inductor

–

VOFS: 8.5 V

–

VBIAS: 16 V

–

VRST: –10 V

•

Reset Generation and Power Supply Sequencing

•

RGB LED Strobe Decoder Supports:

–

Common-Anode RGBs

–

Cathode-Cathode-Anode RGBs

•

33-MHz Serial Peripheral Interface (SPI)

•

Multiplexer for Measuring Analog Signals

–

Battery Voltage

–

LED Voltage, LED Current

–

Light Sensor (for White Point Correction)

–

External Temperature Sensor

•

Monitoring and Protection Circuits

–

Hot Die Warning and Thermal Shutdown

–

Low-Battery and Undervoltage Lockout

–

Overcurrent and Undervoltage Protection

•

49-Ball 0.4-mm Pitch, DSBGA Package

2 Applications

•

3 Description

DLPA1000 is a dedicated PMIC / RGB LED driver for

the DLP2000 Digital Micromirror Devices (DMD)

when used with a DLPC2607 digital controller. For

reliable operation of these chipsets, it is mandatory to

use the DLPA1000.

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

DLPA1000

DSBGA (49)

2.40 mm × 2.40 mm

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

Simplified Schematic