MCP1640-I/MC Microchip Technology, MCP1640-I/MC Datasheet - Page 21

• Manufacturer Part Number: MCP1640-I/MC
• Description: IC CONV DC-DC STEPUP SYNC 8DFN
• Manufacturer: Microchip Technology
• Type: Step-Up (Boost)r

Specifications of MCP1640-I/MC

• Package / Case: 8-DFN
• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2 ~ 5.5 V
• Current - Output: 100mA
• Frequency - Switching: 500kHz
• Voltage - Input: 0.8 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Mounting Style: SMD/SMT
• Duty Cycle (max): 90 %
• Efficiency: 96 %
• Input / Supply Voltage (max): 0.8 V
• Input / Supply Voltage (min): 0.65 V
• Load Regulation: 0.01 %
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Output Current: 350 mA
• Output Voltage: 5 V
• Switching Frequency: 500 KHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TABLE B-1:
© 2010 Microchip Technology Inc.
Qty
1
1
2
2
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
5
1
1
1
Note 1:
Reference
Battery
BATT1
C1, C2
C3, C4
D1
J3
L1
PCB
Q1
Q2
R1
R2
R3
R4
R5
R6
R7
R8
R9
TP1 – TP5 PC TEST POINT TIN SMD
S1
U1
U2
AAAA
The components listed in this Bill of Materials are representative of the PCB assembly. The
released BOM used in manufacturing uses all RoHS-compliant components.
BILL OF MATERIALS (BOM)
AAAA/E96 Alkaline Battery
AAAA Battery Holder
CAP CER 10UF 6.3V X7R 10% 0805
CAP CER 1.0UF 10V X7R 0805
LED CHIPLED 570NM GREEN 0603 SMD OSRAM Opto Semi-
DO NOT POPULATE
CONN HEADER 5POS .100 VERT TIN
INDUCTOR POWER 4.7UH
RoHS Compliant Bare PCB,
MCP1640 Single Quadruple-A Battery
Boost Converter Reference Design
MOSFET N-CH 60V 280MA SOT-23
MOSFET P-CH 20V 1A SSOT3
RES 1M OHM 1/10W 5% 0603 SMD
RESISTOR 1.30M OHM 1/10W 1% 0603
RES 240K OHM 1/10W .1% 0603 SMD
RES 510K OHM 1/10W 1% 0603 SMD
RES 220K OHM 1/10W 5% 0603 SMD
RES 330 OHM 1/10W 5% 0603 SMD
RES 1K OHM 1/10W 5% 0603 SMD
RES 100K OHM 1/10W 5% 0603 SMD
DO NOT POPULATE
RES 1M OHM 1/10W 5% 0603 SMD
SWITCH TACT 6MM 260GF SMT
MCP1640 Synchronous Boost Converter -
SOT23-6
PIC12F617 IC MCU 8BIT 3.5KB FLASH
8MSOP
Appendix B. Bill of Materials
Description
MCP1640 SINGLE QUADRUPLE-A
BATTERY BOOST CONVERTER
Energizer
Energizer
Taiyo Yuden
Taiyo Yuden
conductors Inc
Molex
Coilcraft
Fairchild
Semiconductor
Fairchild
Semiconductor
Stackpole Electronics
Inc
Panasonic
Panasonic – ECG
Yageo
Panasonic – ECG
Stackpole Electronics,
Inc.
Stackpole Electronics,
Inc.
Stackpole Electronics,
Inc.
Stackpole Electronics,
Inc.
Harwin
E-Switch, Inc
Microchip
Technology Inc.
Microchip
Technology Inc.
—
Manufacturer
REFERENCE DESIGN
®
Electronics
®
®
®
– ECG
®
ERA-3AEB244V
E96BP-2
JMK212B7106KG-T
LMK212B7105KG-T
LG Q971-KN-1-0-20-R18
22-03-2051
EPL3015-472MLB
(XFL3012-472ME)
104-00318
NDS7002A
NDS332P
RMCF0603JT1M00
ERJ-3EKF1304V
RC0603FR-07510KL
ERJ-3GEYJ224V
RMCF0603JT330R
RMCF0603JT1K00
RMCF0603JT100K
RMCF0603JT1M00
S1751-46R
TL3301NF260QG
MCP1640T-I/CHY
PIC12F617T-I/MS
-
Part Number
DS51922A-page 21