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.

Results: 14
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 Automotive 36-V 3-A low EMI synchronous 6,817In Stock
Cut Tape
$4.65
$3.50
$3.22
$2.90
Reel
$2.51
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 3,513In Stock
Cut Tape
$3.82
$2.88
$2.65
$2.39
Reel
$2.10
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 1- A low-EMI synchronou 1,012In Stock
Cut Tape
$3.46
$2.61
$2.39
$2.16
Reel
$1.82
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 2,927In Stock
Cut Tape
$3.46
$2.61
$2.39
$2.16
Reel
$1.92
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 2,990In Stock
Cut Tape
$3.46
$2.61
$2.39
$2.16
Reel
$1.82
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 2,815In Stock
Cut Tape
$4.57
$3.47
$3.19
$2.89
Reel
$2.46
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 2,911In Stock
Cut Tape
$4.57
$3.47
$3.19
$2.89
Reel
$2.46
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 2,721In Stock
Cut Tape
$3.28
$2.79
Reel
$2.79
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 2,317In Stock
Cut Tape
$4.36
$3.29
$3.02
$2.73
$2.61
Reel
$2.21
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 2- A low-EMI synchronou 116In Stock
3,000Expected 11/5/2026
Cut Tape
$4.30
$3.26
$3.00
$2.71
Reel
$2.31
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 36-V 3-A low-EMI sy nchronous step-down 39In Stock
9,000On Order
Cut Tape
$3.71
$2.80
$2.63
$2.32
Reel
$1.96
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 2- A low-EMI synchronou 1In Stock
3,000Expected 11/23/2026
Cut Tape
$4.45
$3.36
$3.09
$2.79
Reel
$2.31
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
Texas Instruments Switching Voltage Regulators Automotive 36-V 2- A low-EMI synchronou
1,321Expected 12/31/2026
Cut Tape
$4.36
$3.29
$3.02
$2.73
Reel
$2.40
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 3-A low EMI synchronous
2,991Expected 12/10/2026
Cut Tape
$4.57
$3.47
$3.19
$2.89
Reel
$2.46
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