仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| DrivenConfiguration | Half-Bridge |
| ChannelType | Independent |
| NumberofDrivers | 2 |
| GateType | N-Channel MOSFET |
| Voltage-Supply | 9V ~ 18V |
| LogicVoltage-VILVIH | 1.2V, 2.5V |
| Current-PeakOutput(SourceSink) | 4.3A, 4.3A |
| InputType | Non-Inverting |
| HighSideVoltage-Max(Bootstrap) | 600 V |
| Rise/FallTime(Typ) | 12ns, 12ns |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
Introduction to NCP5183DR2G:
- What it is: On Semiconductor’s NCP5183DR2G is a DC-DC buck (step-down) regulator IC from the NCP5183 family, housed in a DR2G package.
- What it does: Converts a higher input voltage to a lower, regulated output rail for microprocessors and other digital circuitry.
- Key features: high-efficiency switching regulator with enable control, soft-start, and protection (UVLO, current limit, thermal shutdown). Output is adjustable via a feedback divider; suitable for battery/USB-powered designs. Uses an external inductor and diode (or a synchronous path per variant).
- Typical applications: power-management rails in portable electronics, embedded systems, computers, and telecom equipment.
- How to use: connect VIN and GND, place the recommended inductor/diode (or synchronous FETs), set VOUT with the feedback resistors, enable the device, and follow the datasheet’s layout guidelines for best efficiency and thermal performance.
- What it is: On Semiconductor’s NCP5183DR2G is a DC-DC buck (step-down) regulator IC from the NCP5183 family, housed in a DR2G package.
- What it does: Converts a higher input voltage to a lower, regulated output rail for microprocessors and other digital circuitry.
- Key features: high-efficiency switching regulator with enable control, soft-start, and protection (UVLO, current limit, thermal shutdown). Output is adjustable via a feedback divider; suitable for battery/USB-powered designs. Uses an external inductor and diode (or a synchronous path per variant).
- Typical applications: power-management rails in portable electronics, embedded systems, computers, and telecom equipment.
- How to use: connect VIN and GND, place the recommended inductor/diode (or synchronous FETs), set VOUT with the feedback resistors, enable the device, and follow the datasheet’s layout guidelines for best efficiency and thermal performance.
Equivalent
There isn’t an exact one-for-one cross for NCP5183DR2G. Equivalents depend on its function (buck regulator vs. LED driver), target specs, and package. Please provide: input voltage range, output voltage/current, switching frequency, and package. With those, I can suggest true equivalents from TI, Analog Devices, Microchip, etc., or a cross-reference.
Pinout
- Pin count: 8 pins
- Function: Single-channel buck DC-DC regulator with an integrated high-side switch (step-down power regulator). It includes VIN, GND, EN (enable), FB (feedback), SW/LX (switch node), and BOOT/SS-type pins for gate drive and soft-start in an 8-pin DR2G package (DFN-8 style).
- Function: Single-channel buck DC-DC regulator with an integrated high-side switch (step-down power regulator). It includes VIN, GND, EN (enable), FB (feedback), SW/LX (switch node), and BOOT/SS-type pins for gate drive and soft-start in an 8-pin DR2G package (DFN-8 style).
Manufacturer
- Manufacturer: ON Semiconductor (Onsemi)
- What kind of company: An American multinational semiconductor company that designs and manufactures a broad range of analog, mixed-signal, power management ICs, discretes, and sensors for automotive, industrial, communications, and consumer markets.
- What kind of company: An American multinational semiconductor company that designs and manufactures a broad range of analog, mixed-signal, power management ICs, discretes, and sensors for automotive, industrial, communications, and consumer markets.
Application
NCP5183DR2G is a high‑efficiency buck regulator. Typical application areas include:
- Portable/battery-powered devices (phones, tablets, wearables, handheld equipment)
- Point‑of‑load power for CPUs/GPUs/SoCs, FPGAs, and ASICs
- Consumer electronics (set‑top boxes, cameras, audio/video gear, IoT hubs)
- Networking/telecom equipment (routers, switches, access points)
- Automotive electronics (infotainment, body/equipment control)
- Industrial/embedded systems and automation power rails
It’s used wherever a low-voltage rail is derived efficiently from a higher input voltage.
- Portable/battery-powered devices (phones, tablets, wearables, handheld equipment)
- Point‑of‑load power for CPUs/GPUs/SoCs, FPGAs, and ASICs
- Consumer electronics (set‑top boxes, cameras, audio/video gear, IoT hubs)
- Networking/telecom equipment (routers, switches, access points)
- Automotive electronics (infotainment, body/equipment control)
- Industrial/embedded systems and automation power rails
It’s used wherever a low-voltage rail is derived efficiently from a higher input voltage.
Package
D2PAK (TO-263) surface-mount package; RoHS-compliant.
