Typical solar application system diagram

Part Number

Solar Application Functions

Communications

Microcontroller

TMDSSOLARCEXPKIT

TMDSSOLARPEXPKIT

Solar Panel Emulator (Buck/Boost)

Buck/Boost MPPT

SEPIC MPPT / Battery Charging

Low Voltage DC/AC 4 Switch Inverter with Grid Tie capabilities

Ethernet on

TMDSSLRCECPKIT

TMS320F2803x

Concerto F28M35 on SLRCEXPKIT

TMDSHVMPPTKIT

300V DC/DC MPPT Boost Stage

1:1 Resonant LLC Isolation Stage

None

TMS320F2803x

TMDSHV1PHINVKIT

400V Input DC/AC Inverter stage

Grid Tie capabilities

Ethernet

TMS320F2803x or Concerto F28M35

Digital Power Math Algorithms

• Control 2P/2Z

• Control 3P/3Z

• Inverse square

• Exponential moving avg.

• Current command

• Soft /sequential start

• Ramp generators

Protection

DC/AC

MOSFET

Drivers

DC/DC

Charging

MCU

or

Controller

Communications

MCU

3.3V 5V

Battery

Control

Storage

Batteries

(Optional)

Relay Driver

PWM

PWM

Isolation

Solar Panel

12V

DC

Link

AC

Link

AUX

Supply

Loads

Power Grid

I/V

Sense

I/V

Sense

Ethernet

System

Communication

Interfaces

Low-Power

RF

CAN

RS232/

RS485

Legend

Analog

Interface

Power

Processor and MCU

Low-Power RF

Solar Library Functions

• MPPT

• Anti-islanding

• Single phase inverter

• Sine analyzer for RMS, frequency

and ZCD

• ADC driver for sense signals

• PI controller for inverter control

• Software PLL for mains phase lock

Digital Power Hardware Drivers

• Single channel buck

• High resolution buck

• Multi-phase interleaved

• MP balanced interleaved

• Half-H Bridge

• 2 Phase interleaved PFC

• ZVS full bridge

For more information on solar and digital

power libraries for C2000 MCUs, please

visit

B122010

SPRT615A

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