Voltage Regulators - Switching Regulators

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MCP1640 Synchronous Boost Regulator

Microchip Technology MCP1640 Synchronous Boost Regulator is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. It provides an easy-to-use power supply solution for applications powered by either single-cell, two-cell, or three-cell alkaline, NiCd, NiMH, and single-cell Li-Ion or Li-Polymer batteries.

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Part #

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640B-I/MC
Microchip Technology
1: $0.811
50,228In Stock

Mfr. Part No.
MCP1640B-I/MC

Mouser Part No
579-MCP1640B-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

50,228In Stock

$0.811

$0.68

$0.611

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Tube

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640DT-I/CHY
Microchip Technology
1: $0.77
5,802In Stock

Mfr. Part No.
MCP1640DT-I/CHY

Mouser Part No
579-MCP1640DT-I/CHY

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

5,802In Stock

Cut Tape

$0.77

$0.755

$0.643

Reel

$0.59

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-6

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640C-I/MC
Microchip Technology
1: $0.811
8,055In Stock

Mfr. Part No.
MCP1640C-I/MC

Mouser Part No
579-MCP1640C-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

8,055In Stock

$0.811

$0.68

$0.669

$0.663

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Tube

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640BT-I/CHY
Microchip Technology
1: $0.77
14,084In Stock

Mfr. Part No.
MCP1640BT-I/CHY

Mouser Part No
579-MCP1640BT-I/CHY

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

14,084In Stock

Cut Tape

$0.77

Reel

$0.77

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-6

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640BT-I/MC
Microchip Technology
1: $0.811
10,780In Stock

Mfr. Part No.
MCP1640BT-I/MC

Mouser Part No
579-MCP1640BT-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

10,780In Stock

Cut Tape

$0.811

Reel

$0.811

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640CT-I/CHY
Microchip Technology
1: $0.77
19,157In Stock

Mfr. Part No.
MCP1640CT-I/CHY

Mouser Part No
579-MCP1640CT-I/CHY

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

19,157In Stock

Cut Tape

$0.77

Reel

$0.77

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-6

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640CT-I/MC
Microchip Technology
1: $0.811
3,519In Stock
19,800Expected 2026/10/19

Mfr. Part No.
MCP1640CT-I/MC

Mouser Part No
579-MCP1640CT-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

3,519In Stock

19,800Expected 2026/10/19

Cut Tape

$0.811

Reel

$0.811

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

MCP1640T-I/CHY
Microchip Technology
1: $0.77
8,672In Stock
12,000Expected 2026/09/14

Mfr. Part No.
MCP1640T-I/CHY

Mouser Part No
579-MCP1640TI/CHY

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

Learn More

Datasheet

8,672In Stock

12,000Expected 2026/09/14

Cut Tape

$0.77

Reel

$0.77

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-6

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

MCP1640

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

MCP1640T-I/MC
Microchip Technology
1: $0.811
10,077In Stock

Mfr. Part No.
MCP1640T-I/MC

Mouser Part No
579-MCP1640TI/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

Learn More

Datasheet

10,077In Stock

Cut Tape

$0.811

Reel

$0.811

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640D-I/MC
Microchip Technology
1: $0.811
638In Stock

Mfr. Part No.
MCP1640D-I/MC

Mouser Part No
579-MCP1640D-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

638In Stock

$0.811

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Tube

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

MCP1640-I/MC
Microchip Technology
1: $0.811
407In Stock

Mfr. Part No.
MCP1640-I/MC

Mouser Part No
579-MCP1640I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn. PWM/PFM enabled

Learn More

Datasheet

407In Stock

$0.811

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

Boost

2 V to 5.5 V

350 mA

1 Output

19 uA

500 kHz

- 40 C

+ 85 C

AEC-Q100

Tube

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

MCP1640DT-I/MC
Microchip Technology
1: $0.811
Non-Stocked Lead-Time 13 Weeks

Mfr. Part No.
MCP1640DT-I/MC

Mouser Part No
579-MCP1640DT-I/MC

Microchip Technology

Switching Voltage Regulators 500 kHz 300 mA Syn Boost Converter

Learn More

Datasheet

Non-Stocked Lead-Time 13 Weeks

Cut Tape

$0.811

Reel

$0.811

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

DFN-8

Boost

AEC-Q100

Reel, Cut Tape, MouseReel

MCP1640 Synchronous Boost Regulator

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