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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Description Datasheet Availability Pricing (PLN) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Mounting Style
Package/Case
Topology
Output Voltage
Output Current
Number of Outputs
Quiescent Current
Switching Frequency
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono
Datasheet
12 251In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono
Datasheet
10 727In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi
Datasheet
11 114In Stock
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
Texas Instruments Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve
Datasheet
6 570In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono
Datasheet
1 217In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono
Datasheet
3 257In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono
Datasheet
2 856In Stock
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
Texas Instruments Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve
Datasheet
5 111In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono
Datasheet
574In Stock
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
Texas Instruments Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve
Datasheet
6 210In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono
Datasheet
1 957In Stock
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
Texas Instruments Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve
Datasheet
1 637In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono
Datasheet
3 062In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi
Datasheet
1 346In Stock
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi
Datasheet
2 045In Stock
6 000Expected 10/26/2026
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
Texas Instruments Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve
Datasheet
66In Stock
3 000Expected 9/7/2026
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
Texas Instruments Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi
Datasheet
45In Stock
3 000Expected 7/31/2026
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