DC DC Switching Controllers
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— IC芯片 | 连接器 | 传感器 | 被动器件 —

PMIC (Power Management Integrated Circuit) DC to DC switching controllers are voltage regulation ICs used in high efficiency circuits configured to generate output supply voltages above (boost or step-up) or below (buck or step-down) the input supply. Other topologies may include; buck-boost, flyback, forward, cuk, SEPIC, full bridge, half bridge, and push-pull. They differ from linear regulators that require minimum voltages and \"burn off\" excess voltage.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() SC419ULTRT $0.87 | Semtech Corporation | IC REG CTRLR BUCK 20MLPQ | Tape & Reel (TR) | 20-MLPQ-UT (3x3) | Surface Mount | EcoSpeed®, SmartDrive™ | -40°C ~ 85°C (TA) |
![]() SC4201IMSTRT $1.11 | Semtech Corporation | IC REG CTRLR BUCK 8MSOP | Tape & Reel (TR) | 8-MSOP | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() SC4508AMLTRT $3.39 | Semtech Corporation | IC REG CTRLR BUCK/BCK-BST 12MLPQ | Tape & Reel (TR),Cut Tape (CT) | 12-MLPQ (4x4) | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() SC450ITSTRT $3.65 | Semtech Corporation | IC REG CTRLR BUCK 38TSSOP | Tape & Reel (TR) | 38-TSSOP | Surface Mount | PowerStep IV™ | - |
| Semtech Corporation | IC REG CTRLR BUCK 20TSSOP | Tube | 20-TSSOP | Surface Mount | - | -40°C ~ 85°C (TJ) | |
| Semtech Corporation | IC REG CTRLR BUCK 20TSSOP | Tape & Reel (TR) | 20-TSSOP | Surface Mount | - | -40°C ~ 85°C (TA) | |
![]() SC453TSTRT $1.40 | Semtech Corporation | IC REG CTRLR BUCK 28TSSOP | Tape & Reel (TR) | 28-TSSOP | Surface Mount | - | - |
![]() SC458IMLTRT $2.97 | Semtech Corporation | IC REG CTRLR BUCK 44MLP | Tape & Reel (TR) | 44-MLP (7x7) | Surface Mount | - | -40°C ~ 125°C (TJ) |