Voltage Regulators - Switching Regulators

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LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

Texas Instruments LMR36503/LMR36503-Q1 65V 0.3A Buck Converter is a small 65V, 0.3A synchronous step-down DC/DC converter in a 2mm x 2mm HotRod™ package. This easy-to-use converter can handle input voltage transients up to 70V, provide excellent EMI performance, and support fixed 3.3V, 5V, and other adjustable output voltages.

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Part #

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506RF3RPER
Texas Instruments
1: $6.57
12,142In Stock

Mfr. Part No.
LMR36506RF3RPER

Mouser Part No
595-LMR36506RF3RPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

Learn More

Datasheet

12,142In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.18

View

Reel

$3.44

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3.3 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

LMR36503R5RPER
Texas Instruments
1: $6.07
10,217In Stock

Mfr. Part No.
LMR36503R5RPER

Mouser Part No
595-LMR36503R5RPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

Learn More

Datasheet

10,217In Stock

Cut Tape

$6.07

$4.60

$4.24

$3.84

View

Reel

$3.18

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

5 V

300 mA

1 Output

4 uA

400 kHz to 1 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

LMR36506RS3QRPERQ1
Texas Instruments
1: $7.48
10,079In Stock

Mfr. Part No.
LMR36506RS3QRPERQ1

Mouser Part No
595-R36506RS3QRPERQ1

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

Learn More

Datasheet

10,079In Stock

Cut Tape

$7.48

$5.70

$5.26

$4.76

View

Reel

$4.05

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3.3 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503MSC5RPERQ1
Texas Instruments
1: $6.85
147In Stock

Mfr. Part No.
LMR36503MSC5RPERQ1

Mouser Part No
595-R36503MSC5RPERQ1

Texas Instruments

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

Learn More

Datasheet

147In Stock

Cut Tape

$6.85

$5.22

$4.81

$4.37

View

Reel

$3.71

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

5 V

300 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506R5RPER
Texas Instruments
1: $6.57
3,257In Stock

Mfr. Part No.
LMR36506R5RPER

Mouser Part No
595-LMR36506R5RPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

Learn More

Datasheet

3,257In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.18

View

Reel

$3.52

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

5 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503RS3QRPERQ1
Texas Instruments
1: $7.13
6,109In Stock

Mfr. Part No.
LMR36503RS3QRPERQ1

Mouser Part No
595-R36503RS3QRPERQ1

Texas Instruments

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

Learn More

Datasheet

6,109In Stock

Cut Tape

$7.13

$5.43

$5.00

$4.54

View

Reel

$4.00

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3 V

300 mA

1 Output

4 uA

200 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506R3RPER
Texas Instruments
1: $6.73
1,862In Stock

Mfr. Part No.
LMR36506R3RPER

Mouser Part No
595-LMR36506R3RPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

Learn More

Datasheet

1,862In Stock

Cut Tape

$6.73

$5.07

$4.65

$4.20

View

Reel

$3.63

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3.3 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506RFRPER
Texas Instruments
1: $6.57
672In Stock

Mfr. Part No.
LMR36506RFRPER

Mouser Part No
595-LMR36506RFRPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

Learn More

Datasheet

672In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.18

View

Reel

$3.52

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

1 V to 60 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503RS5QRPERQ1
Texas Instruments
1: $6.94
1,514In Stock

Mfr. Part No.
LMR36503RS5QRPERQ1

Mouser Part No
595-R36503RS5QRPERQ1

Texas Instruments

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

Learn More

Datasheet

1,514In Stock

Cut Tape

$6.94

$5.29

$4.87

$4.42

View

Reel

$3.84

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3 V

300 mA

1 Output

4 uA

200 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

LMR36503RFRPER
Texas Instruments
1: $5.74
2,293In Stock

Mfr. Part No.
LMR36503RFRPER

Mouser Part No
595-LMR36503RFRPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

Learn More

Datasheet

2,293In Stock

Cut Tape

$5.74

$4.88

Reel

$3.73

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

Adjustable

300 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506RRPER
Texas Instruments
1: $6.66
2,332In Stock

Mfr. Part No.
LMR36506RRPER

Mouser Part No
595-LMR36506RRPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono

Learn More

Datasheet

2,332In Stock

Cut Tape

$6.66

$5.05

$4.64

$4.19

View

Reel

$3.50

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

1 V to 60 V

600 mA

1 Output

4 uA

400 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503MSC3RPERQ1
Texas Instruments
1: $6.94
4,649In Stock

Mfr. Part No.
LMR36503MSC3RPERQ1

Mouser Part No
595-R36503MSC3RPERQ1

Texas Instruments

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

Learn More

Datasheet

4,649In Stock

Cut Tape

$6.94

$5.29

$4.87

$4.42

View

Reel

$3.88

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3.3 V

300 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503MSCQRPERQ1
Texas Instruments
1: $7.06
2,201In Stock

Mfr. Part No.
LMR36503MSCQRPERQ1

Mouser Part No
595-R36503MSCQRPERQ1

Texas Instruments

Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve

Learn More

Datasheet

2,201In Stock

Cut Tape

$7.06

$5.39

$4.96

$4.50

View

Reel

$4.00

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

Adjustable

300 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

LMR36506MSCQRPERQ1
Texas Instruments
1: $7.71
658In Stock
6,000Expected 28/1/2027

Mfr. Part No.
LMR36506MSCQRPERQ1

Mouser Part No
595-R36506MSCQRPERQ1

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

Learn More

Datasheet

658In Stock

6,000Expected 28/1/2027

Cut Tape

$7.71

$5.88

$5.41

$4.91

View

Reel

$4.19

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

Adjustable

600 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

LMR36506MSC5RPERQ1
Texas Instruments
1: $7.48
11,383On Order

Mfr. Part No.
LMR36506MSC5RPERQ1

Mouser Part No
595-R36506MSC5RPERQ1

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

Learn More

Datasheet

11,383On Order

Cut Tape

$7.48

$5.70

$5.26

$4.76

View

Reel

$4.23

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

5 V

600 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

LMR36503R5URPER
Texas Instruments
1: $6.35
2,981Expected 12/10/2026

Mfr. Part No.
LMR36503R5URPER

Mouser Part No
595-LMR36503R5URPER

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono

Learn More

Datasheet

2,981Expected 12/10/2026

Cut Tape

$6.35

$4.83

$4.45

$4.03

View

Reel

$3.43

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

5 V

300 mA

1 Output

1 uA

200 kHz to 2.2 MHz

- 40 C

+ 150 C

LMR36503

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

LMR36506MSC3RPERQ1
Texas Instruments
1: $7.48
2,420Expected 3/12/2026

Mfr. Part No.
LMR36506MSC3RPERQ1

Mouser Part No
595-R36506MSC3RPERQ1

Texas Instruments

Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi

Learn More

Datasheet

2,420Expected 3/12/2026

Cut Tape

$7.48

$5.70

$5.26

$4.76

View

Reel

$4.19

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

VQFN-HR-9

Buck

3.3 V

600 mA

1 Output

4 uA

2.2 MHz

- 40 C

+ 150 C

LMR36506

Reel, Cut Tape, MouseReel

LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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