LMQ664x0/LMQ664x0-Q1 Step-Down Converters

Texas Instruments LMQ664x0/LMQ664x0-Q1 Synchronous Step-Down Converter is a small 36V, 3A (available in 2A and 1A variants) synchronous step-down DC/DC converter with an integrated bypass and bootstrap capacitor. These come in an enhanced HotRod™ QFN package. This easy-to-use converter supports a wide input voltage range of 2.7V to 36V (after start-up or after operating) with transients up to 42V.

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Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Mounting Style
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Output Voltage
Output Current
Number of Outputs
Quiescent Current
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Maximum Operating Temperature
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Texas Instruments Switching Voltage Regulators Automotive 36-V 3-A low EMI synchronous
Datasheet
8,142In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 1 V to 35 V 3 A 1 Output 3 uA 2.2 MHz - 40 C + 150 C LMQ66430 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators 36-V 2-A low-EMI sy nchronous step-down
Datasheet
3,661In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V 2 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66420 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators 36-V 3-A low-EMI sy nchronous step-down
Datasheet
1,020In Stock
3,000Expected 12/3/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 1 V to 35 V 3 A 1 Output 3 uA 2.2 MHz - 40 C + 125 C LMQ66430 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 1- A low-EMI synchronou
Datasheet
881In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V 1 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66410 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 1- A low-EMI synchronou
Datasheet
2,927In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,001
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 3.3 V 1 A 1 Output 1 uA 400 kHz - 40 C + 150 C LMQ66410 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 1- A low-EMI synchronou
Datasheet
2,990In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V, 1 V to 18 V 1 A 1 Output 2 uA 400 kHz - 40 C + 150 C LMQ66410 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 3-A low EMI synchronous
Datasheet
2,815In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 3.3 V, 1 V to 18 V 3 A 1 Output 1.5 uA 2.2 MHz - 40 C + 150 C LMQ66430 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 3-A low EMI synchronous
Datasheet
2,911In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V, 1 V to 18 V 3 A 1 Output 2 uA 2.2 MHz - 40 C + 150 C LMQ66430 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 1- A low-EMI synchronou
Datasheet
2,700In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,001
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 3.3 V 1 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66410 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 2- A low-EMI synchronou
Datasheet
1,686In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 3.3 V 2 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66420 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 2- A low-EMI synchronou
Datasheet
2,343In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V 2 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66420 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 3-A low EMI synchronous
Datasheet
758In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V 3 A 1 Output 1.6 uA 2.2 MHz - 40 C + 150 C LMQ66430 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 2- A low-EMI synchronou
Datasheet
281In Stock
3,000Expected 11/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 3.3 V 2 A 1 Output 250 nA 2.2 MHz - 40 C + 150 C LMQ66420 Reel, Cut Tape, MouseReel
Texas Instruments Switching Voltage Regulators Automotive 36-V 2- A low-EMI synchronou
Datasheet
60In Stock
3,000Expected 9/7/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT VQFN-FCRLF-EP-14 Buck 5 V, 1 V to 18 V 2 A 1 Output 2 uA 400 kHz - 40 C + 150 C LMQ66420 Reel, Cut Tape, MouseReel