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 |
|---|---|---|---|---|---|---|---|
![]() RT6190GGQW $7.68 | Richtek USA Inc. | IC REG CTRLR BUCK-BOOST WQFN-40 | Tape & Reel (TR),Cut Tape (CT) | 40-WQFN (5x5) | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() RT6190GQW $7.68 | Richtek USA Inc. | IC REG CTRLR BUCK-BOOST WQFN-40 | Tape & Reel (TR),Cut Tape (CT) | 40-WQFN (5x5) | Surface Mount | - | -40°C ~ 125°C (TJ) |
| Richtek USA Inc. | IC REG CTRLR BUCK PWM WDFN-14 | Tape & Reel (TR),Cut Tape (CT) | 14-WDFN (3x2) | Surface Mount | - | -40°C ~ 125°C (TJ) | |
![]() RT6542AGQW $1.13 | Richtek USA Inc. | IC REG CTRLR BUCK PWM WDFN-14 | Tape & Reel (TR),Cut Tape (CT) | 14-WDFN (3x2) | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() RT6543AGQW $1.41 | Richtek USA Inc. | IC REG CTRLR BUCK PWM WQFN-20 | Tape & Reel (TR),Cut Tape (CT) | 20-WQFN (3x3) | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() RT6543BGQW $1.41 | Richtek USA Inc. | IC REG CTRLR BUCK PWM WQFN-20 | Tape & Reel (TR),Cut Tape (CT) | 20-WQFN (3x3) | Surface Mount | - | -40°C ~ 125°C (TJ) |
![]() RT7753GCSGE $0.94 | Richtek USA Inc. | PWM CONTROLLER FOR USBPD SOT23-6 | Tape & Reel (TR),Cut Tape (CT) | SOT-23-6 | Surface Mount | - | - |
| Richtek USA Inc. | PWM CONTROLLER FOR USBPD SOT23-6 | Tape & Reel (TR),Cut Tape (CT) | SOT-23-6 | Surface Mount | - | -40°C ~ 125°C (TJ) |