MCP1630DM-DDBK4 Microchip Technology, MCP1630DM-DDBK4 Datasheet - Page 23

• Manufacturer Part Number: MCP1630DM-DDBK4
• Description: BOARD CONV DEMO MCP1630 TRPL-OUT
• Manufacturer: Microchip Technology
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of MCP1630DM-DDBK4

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 3, Non-Isolated
• Voltage - Output: 3.3V, 1.2V, 4.7V
• Current - Output: 1.2A, 600mA, 150mA
• Voltage - Input: 6.5 ~ 40V
• Regulator Topology: Buck
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: MCP1630
• Silicon Manufacturer: Microchip
• Application Sub Type: PWM Controllers
• Kit Application Type: Power Management - Voltage Regulator
• Silicon Core Number: MCP1630, PIC12F683
• Input Voltage: 6.5 V to 40 V
• Output Voltage: 1.2 V to 4.7 V
• Product: Power Management Modules
• Kit Contents: Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: MCP1630, PIC12F683
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Not applicable / Not applicable

C.1
© 2006 Microchip Technology Inc.
DEVICE FIRMWARE
For the latest version of the MCP1630 Automotive Input Triple Output Converter Demo
Board firmware, visit our web site at www.microchip.com.
FIGURE C-1:
Appendix C. Demo Board Firmware
Configure GPIO<3> as Input and Enable Port Change Interrupt for this Pin,
Firmware Flowchart.
Initialize Registers and Osc Clock to 8 MHz
A
Configure GPIO<2,4> as Output Ports
MCP1630 AUTOMOTIVE INPUT
TRIPLE OUTPUT CONVERTER
Start the PWM Pulses at 250 kHz
DEMO BOARD USER’S GUIDE
Check for Switch Press
Wake up from SLEEP
Start the Vref Signal
If Switch is pressed
Goto sleep mode
Configure PWM.
on Switch Press
Frequency
START
A
Yes
Yes
No
No
DS51627A-page 19