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Richtek USA Inc. 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 10,342 In Stock | 1 : $0.49000 Cut Tape (CT) 2,500 : $0.21752 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.5V | 5.5V | 0.6V | 5.5V | 1A | 1.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 6-WDFN Exposed Pad | 6-WDFN (2x2) | |
 | 11,678 In Stock | 1 : $0.54000 Cut Tape (CT) 3,000 : $0.24086 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 24V | 0.8V | 15V | 1.2A | 700kHz | No | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 Thin, TSOT-23-6 | TSOT-23-6 | |
 | 12,573 In Stock | 1 : $0.90000 Cut Tape (CT) 2,500 : $0.42326 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 23V | 0.8V | 15V | 3A | 1.2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
| 1,363 In Stock | 1 : $0.90000 Cut Tape (CT) 2,500 : $0.42326 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 23V | 0.925V | 20V | 3A | 340kHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 5,115 In Stock | 1 : $1.34000 Cut Tape (CT) 3,000 : $0.65227 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 36V | 0.8V | 36V | 100mA | - | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 | SOT-23-6 | |
 | 139,430 In Stock | 1 : $1.55000 Cut Tape (CT) 1,500 : $0.78341 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.7V | 5.5V | 0.8V | 5V | 4A | 200kHz ~ 2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-WDFN Exposed Pad | 8-WDFN (3x3) | |
 | 1,507 In Stock | 1 : $1.55000 Cut Tape (CT) 2,500 : $0.76837 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.7V | 5.5V | 0.8V | 5V | 4A | 200kHz ~ 2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 2,969 In Stock | 1 : $1.80000 Cut Tape (CT) 1,500 : $0.92557 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) | Active | Step-Up/Step-Down | Positive | Buck-Boost | Fixed | 1 | 1.8V | 5.5V | 3.3V | - | 800mA | 1MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-WFDFN Exposed Pad | 10-WDFN (2.5x2.5) | |
| 2,160 In Stock | 1 : $1.85000 Cut Tape (CT) 2,500 : $0.93409 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 36V | 0.8V | 30V | 3A | 300kHz ~ 1MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
| 17,137 In Stock | 1 : $2.28000 Cut Tape (CT) 2,500 : $1.17481 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 24V | 0.808V | 15V | 8A | 600kHz | No | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 1,366 In Stock | 1 : $2.62000 Cut Tape (CT) 1,500 : $1.39703 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Up/Step-Down | Positive | Buck-Boost | Adjustable | 1 | 1.8V | 5.5V | 1.8V | 5.5V | 4A | 2.4MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-WFDFN Exposed Pad | 14-WDFN (4x3) | |
| 4,036 In Stock | 1 : $3.27000 Cut Tape (CT) 2,500 : $1.08838 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 36V | 0.8V | 30V | 3A | 300kHz ~ 1MHz | Yes | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 12,507 In Stock | 1 : $3.60000 Cut Tape (CT) 1,500 : $1.26453 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 18V | 0.7V | 8V | 6A | 650kHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 13-UFQFN | 13-UQFN (2x3) | ||
 | 6,774 In Stock | 1 : $3.60000 Cut Tape (CT) 2,500 : $1.24224 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 3 | 4.5V | 18V | 0.8V | 17V | 3A, 2A | 300kHz ~ 2.2MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-WFQFN Exposed Pad | 40-WQFN (6x6) | |
| 3,017 In Stock | 1 : $3.60000 Cut Tape (CT) 2,500 : $1.24224 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 3V | 36V | 0.8V | 36V | 3A | 2.1MHz | Yes | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
| 11,006 In Stock | 1 : $4.11000 Cut Tape (CT) 2,500 : $2.24164 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 5.5V | 32V | 1.222V | 26V | 5A | 500kHz | No | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
| 1,403 In Stock | 1 : $4.36000 Cut Tape (CT) 2,500 : $1.61328 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 60V | 0.8V | 60V | 5A | 100kHz ~ 2.5MHz | No | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 4,689 In Stock | 1 : $4.69000 Cut Tape (CT) 1,500 : $1.80933 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 4.5V | 18V | 0.6V | 18V | 8A | 200kHz ~ 1.6MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-WFQFN Exposed Pad | 14-WQFN-AL (3.5x3.5) | |
| 16,626 In Stock | 1 : $5.56000 Cut Tape (CT) 2,500 : $2.24164 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 5.5V | 36V | 1.222V | 26V | 5A | 500kHz | No | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOP-EP | |
 | 21,928 In Stock | 1 : $0.32000 Cut Tape (CT) 3,000 : $0.13161 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.8V | 5.5V | 0.6V | 5.5V | 1A | 1.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 Thin, TSOT-23-5 | TSOT-23-5 | |
| 3,618 In Stock | 1 : $0.32000 Cut Tape (CT) 3,000 : $0.13161 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.5V | 6V | 0.6V | 3.4V | 1A | 1.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 Thin, TSOT-23-5 | TSOT-23-5 | |
| 1,762 In Stock | 1 : $0.38000 Cut Tape (CT) 3,000 : $0.18079 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.5V | 6V | 0.6V | 3.4V | 1.5A | 1MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 Thin, TSOT-23-5 | TSOT-23-5 | |
| 2,500 In Stock | 1 : $0.46000 Cut Tape (CT) 2,500 : $0.20347 Tape & Reel (TR) | - | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.7V | 5.5V | 0.6V | 5.5V | 1A | 2.25MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 6-WDFN Exposed Pad | 6-WDFN (2x2) | |
 | 2,256 In Stock | 1 : $0.46000 Cut Tape (CT) 3,000 : $0.20184 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.7V | 6V | 0.6V | 3.4V | 2A | 1MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | SC-74A, SOT-753 | SOT-23-5 | |
| 4,426 In Stock | 1 : $0.51000 Cut Tape (CT) 2,500 : $0.22683 Tape & Reel (TR) | Tariff may apply if shipping to the United States | - | Tape & Reel (TR) Cut Tape (CT) | Active | Step-Down | Positive | Buck | Adjustable | 1 | 2.5V | 5.5V | 0.6V | 5.5V | 1A | 1.5MHz | Yes | -40°C ~ 85°C (TA) | - | - | Surface Mount | 6-WDFN Exposed Pad | 6-WDFN (2x2) |
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