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4.5V Voltage Regulators - DC DC Switching Regulators
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Mfr Part # | Quantity Available | Price | Tariff Status | Series | Package | Product Status | Function | Output Configuration | Topology | Output Type | Number of Outputs | Voltage - Input (Min) | Voltage - Input (Max) | Voltage - Output (Min/Fixed) | Voltage - Output (Max) | Current - Output | Frequency - Switching | Synchronous Rectifier | Operating Temperature | Grade | Qualification | Mounting Type | Package / Case | Supplier Device Package | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 31,904 In Stock | 1 : $1.23000 Cut Tape (CT) 3,000 : $0.59516 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 1.8V | 5.5V | 4.5V | 28V | 1.2A | 1.05MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 6-UFBGA, DSBGA | 6-DSBGA | |
 | 14,260 In Stock | 1 : $1.48000 Cut Tape (CT) 5,000 : $1.12001 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 4.5V | 20V | 4.5V | 40V (Switch) | 1.2A (Switch) | 1.12MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VFDFN Exposed Pad, 8-MLF® | 8-MLF® (2x2) | |
 | 4,700 In Stock | 1 : $1.48000 Cut Tape (CT) 3,000 : $0.72963 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.6V | 20V | 4.5V | 28V | 2.2A (Switch) | 1.6MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 Thin, TSOT-23-5 | TSOT-23-5 | |
| 456 In Stock | 1 : $1.48000 Cut Tape (CT) 5,000 : $1.12001 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 4.5V | 20V | 4.5V | 40V (Switch) | 500mA (Switch) | 1.2MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VFDFN Exposed Pad, 8-MLF® | 8-MLF® (2x2) | |
 | 3,853 In Stock | 1 : $1.51000 Cut Tape (CT) 3,000 : $0.74182 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 1.8V | 5.5V | 4.5V | 28V | 350mA (Switch) | - | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-WFDFN Exposed Pad | 12-WSON (3x2) | |
 | 9,064 In Stock | 1 : $2.02000 Cut Tape (CT) 3,000 : $1.02674 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2V | 18V | 4.5V | 18V | - | 500kHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 11-PowerVFQFN | 11-VQFN-HR (2.5x3) | |
 | 8,453 In Stock | 1 : $2.66000 Cut Tape (CT) 3,000 : $1.38511 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 12V | 4.5V | 12.6V | 10A | 200kHz ~ 2.2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-VFQFN Exposed Pad | 20-VQFN (3.5x4.5) | |
 | 3,000 In Stock | 1 : $2.66000 Cut Tape (CT) 3,000 : $1.38511 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 12V | 4.5V | 12.6V | 7A | 200kHz ~ 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 11-VFQFN | 11-VQFN-HR (2.5x2) | |
 | 2,370 In Stock | 1 : $3.14000 Cut Tape (CT) 3,000 : $1.41590 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 20V | 4.5V | 20V | 10A (Switch) | 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (3x3.5) | |
| 1,854 In Stock | 1 : $3.30000 Cut Tape (CT) 250 : $1.94112 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 12V | 4.5V | 12.6V | 7A | 200kHz ~ 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 11-VFQFN | 11-VQFN-HR (2.5x2) | |
 | 5,949 In Stock | 1 : $3.51000 Cut Tape (CT) 3,000 : $1.87634 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.9V | 23V | 4.5V | 25V | - | 1.2MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (2.5x2) | |
| 2,105 In Stock | 1 : $5.21000 Cut Tape (CT) 250 : $3.16808 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 12V | 4.5V | 12.6V | 10A | 200kHz ~ 2.2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-VFQFN Exposed Pad | 20-VQFN (3.5x4.5) | |
| 19,220 In Stock 1,075 Alternate Stock | 1 : $1.51000 Cut Tape (CT) 5,000 : $1.15001 Tape & Reel (TR) 1 : $0.77000 Cut Tape (CT) | - | - | Tape & Reel (TR) Cut Tape (CT) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 4.5V | 20V | 4.5V | 40V (Switch) | 500mA (Switch) | 2MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VFDFN Exposed Pad, 8-MLF® | 8-MLF® (2x2) | |
| 1,045 In Stock | 1 : $1.29000 Cut Tape (CT) 250 : $0.70748 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 1.8V | 5.5V | 4.5V | 28V | 1.2A | 1.05MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 6-UFBGA, DSBGA | 6-DSBGA | |
 | 4,680 In Stock | 1 : $2.31000 Cut Tape (CT) 3,000 : $1.18537 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2V | 23V | 4.5V | 25V | 20A (Switch) | 320kHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount, Wettable Flank | 14-PowerVFQFN | 14-VQFN-HR (2.5x3) | |
| 2,967 In Stock | 1 : $2.83000 Cut Tape (CT) 3,000 : $1.41590 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 20V | 4.5V | 20V | 10A (Switch) | 200kHz ~ 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (3x3.5) | |
| 4,556 In Stock | 1 : $3.51000 Cut Tape (CT) 3,000 : $1.87634 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.9V | 23V | 4.5V | 25V | - | 1.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (2.5x2) | |
| 3,304 In Stock | 1 : $3.51000 Cut Tape (CT) 3,000 : $1.87634 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.9V | 23V | 4.5V | 25V | - | 650kHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (2.5x2) | |
 | 138 In Stock | 1 : $6.83000 Cut Tape (CT) 250 : $4.22932 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 12V | 4.5V | 12.6V | 10A | 200kHz ~ 2.2MHz | Yes | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-VFQFN Exposed Pad | 20-VQFN (3.5x4.5) | |
| 320 In Stock | 1 : $1.77000 Cut Tape (CT) 250 : $0.99220 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 1.8V | 5.5V | 4.5V | 28V | 350mA (Switch) | - | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-WFDFN Exposed Pad | 12-WSON (3x2) | |
| 615 In Stock | 1 : $5.15000 Cut Tape (CT) 250 : $3.12532 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 20V | 4.5V | 20V | 10A (Switch) | 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (3x3.5) | |
| 362 In Stock | 1 : $5.15000 Cut Tape (CT) 250 : $3.12532 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Adjustable | 1 | 2.7V | 20V | 4.5V | 20V | 10A (Switch) | 200kHz ~ 2.2MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 13-PowerVFQFN | 13-VQFN-HR (3x3.5) | |
 | 1,570 In Stock | 1 : $13.31000 Cut Tape (CT) 2,500 : $8.02782 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Not For New Designs | Step-Up | Positive | Boost | Adjustable | 1 | 4.5V | 11V | 4.5V | 36V | 260mA (Switch) | 500kHz | No | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 | SOT-23-6 | |
 | 2,580 In Stock 2,141 Marketplace | 1 : $1.21000 Cut Tape (CT) 3,000 : $0.58426 Tape & Reel (TR) 338 : $0.89000 Bulk | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® Bulk | Active | Step-Up | Positive | Boost | Fixed | 1 | 2.5V | 4.35V | 4.5V | - | 2.4A (Switch) | 3.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 9-UFBGA, DSBGA | 9-DSBGA | |
| 240 In Stock | 1 : $1.43000 Cut Tape (CT) 250 : $0.78536 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up | Positive | Boost | Fixed | 1 | 2.5V | 4.35V | 4.5V | - | 2.4A (Switch) | 3.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 9-UFBGA, DSBGA | 9-DSBGA |
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