MCP1630DM-DDBS2 Microchip Technology, MCP1630DM-DDBS2 Datasheet - Page 24

• Manufacturer Part Number: MCP1630DM-DDBS2
• Description: BOARD DEMO BOOST COUPLED INDUCTR
• Manufacturer: Microchip Technology
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of MCP1630DM-DDBS2

• Main Purpose: DC/DC, Step Up
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 15 ~ 40V
• Current - Output: 30mA
• Voltage - Input: 3 ~ 5.5V
• Regulator Topology: Boost
• Frequency - Switching: 100kHz
• Board Type: Fully Populated
• Utilized Ic / Part: MCP1630
• Output Voltage: 15 V to 40 V
• Product: Power Management Modules
• For Use With/related Products: MCP1630, PIC12F683
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MCP1630 Coupled Inductor Boost Converter Demo Board User’s Guide
FIGURE C-1:
DS51612A-page 20
A
A
A
Yes
Yes
No
Yes
No
Load Period = 508 µs (1.9 kHz)
Load Period = 508 µs (1.9 kHz)
No
Load Period = 508 µs (1.9 kHz)
Key De-bounce Delay 300 ms
Key De-bounce Delay 300 ms
Key De-bounce Delay 300 ms
Start the V
Firmware Flowchart.
Start the V
Start the V
Duty Cycle = 128 µs
Duty Cycle = 64 µs
GPIO<3> Pressed
GPIO<3> Pressed
GPIO<3> Pressed
Initialize Timer 1
Initialize Timer 1
Initialize Timer 1
Duty Cycle = 0
Pressed for
Pressed for
Pressed for
GPIO<3>
GPIO<3>
GPIO<3>
REF
REF
> 2 sec
REF
> 2 sec
> 2 sec
B
C
Signal Pulses
Signal Pulses
Signal Pulses
Yes
No
Yes
Yes
No
No
A
A
A
Yes
Yes
No
Load Period = 508 µs (1.9 kHz)
Load Period = 508 µs (1.9 kHz)
Load Period = 508 µs (1.9 kHz)
Yes
Key De-bounce Delay 300 ms
No
Key De-bounce Delay 300 ms
Key De-bounce Delay 300 ms
Start the V
Start the V
Start the V
No
Duty Cycle = 192 µs
Duty Cycle = 256 µs
Duty Cycle = 320 µs
GPIO<3> Pressed
GPIO<3> Pressed
GPIO<3> Pressed
Initialize Timer 1
Initialize Timer 1
Initialize Timer 1
© 2006 Microchip Technology Inc.
Pressed for
Pressed for
Pressed for
GPIO<3>
GPIO<3>
GPIO<3>
> 2 sec
> 2 sec
> 2 sec
REF
REF
REF
Yes
Yes
No
No
C
B
Signal Pulses
Signal Pulses
Signal Pulses
Yes
No