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
12,251In 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

12,251In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.16

View

Reel

$3.39

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
10,727In 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

10,727In Stock

Cut Tape

$6.07

$4.60

$4.23

$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: $7.55
11,114In 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

11,114In Stock

Cut Tape

$7.55

$5.77

$5.32

$4.81

View

Reel

$4.08

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
6,570In 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

6,570In Stock

Cut Tape

$6.85

$5.22

$4.81

$4.37

View

Reel

$3.40

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

LMR36506RFRPER
Texas Instruments
1: $6.57
1,217In 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

1,217In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.18

View

Reel

$3.59

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 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

$4.16

View

Reel

$3.50

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 3-V to 65-V 0.6-A u ltra-small synchrono

LMR36506RRPER
Texas Instruments
1: $6.57
2,856In 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

2,856In Stock

Cut Tape

$6.57

$4.99

$4.60

$4.16

View

Reel

$3.48

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: $6.85
5,111In 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

5,111In Stock

Cut Tape

$6.85

$5.22

$4.81

$4.37

View

Reel

$3.40

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 3-V to 65-V 0.3-A u ltra-small synchrono

LMR36503R5URPER
Texas Instruments
1: $6.35
574In Stock

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

574In Stock

Cut Tape

$6.35

$4.83

$4.45

$4.03

View

Reel

$3.47

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 Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503RS3QRPERQ1
Texas Instruments
1: $6.85
6,210In 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

6,210In Stock

Cut Tape

$6.85

$5.22

$4.81

$4.37

$4.28

Reel

$3.63

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
1,957In 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

1,957In 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 Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503RS5QRPERQ1
Texas Instruments
1: $6.85
1,637In 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

1,637In Stock

Cut Tape

$6.85

$5.22

$4.81

$4.37

$4.28

Reel

$3.63

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
3,062In 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

3,062In 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 b uck converter optimi

LMR36506MSC3RPERQ1
Texas Instruments
1: $7.55
1,346In Stock

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

1,346In Stock

Cut Tape

$7.55

$5.77

$5.32

$4.83

View

Reel

$4.23

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

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

LMR36506MSC5RPERQ1
Texas Instruments
1: $6.90
2,045In Stock
6,000Expected 26/10/2026

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

2,045In Stock

6,000Expected 26/10/2026

Cut Tape

$6.90

$5.26

$4.86

$4.39

View

Reel

$3.86

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 Automotive 3-V to 65 -V 0.3-A buck conve

LMR36503MSCQRPERQ1
Texas Instruments
1: $6.85
66In Stock
3,000Expected 7/9/2026

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

66In Stock

3,000Expected 7/9/2026

Cut Tape

$6.85

$5.22

$4.81

$4.37

$4.28

Reel

$3.63

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: $6.90
45In Stock
3,000Expected 31/7/2026

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

45In Stock

3,000Expected 31/7/2026

Cut Tape

$6.90

$5.26

$4.86

$4.39

View

Reel

$3.86

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

LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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