圖片僅供參考

MP1921HS-A-LF-Z

Name: MP1921HS-A-LF-Z
Rating: 4.7 (12 reviews)

IC GATE DRVR HALF-BRIDGE 8SOIC

製造商
製造商。部分 #MP1921HS-A-LF-Z
包 8-SOIC
資料表
有現貨的3575

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Package	Tape & Reel (TR)
ProductStatus	Active
DrivenConfiguration	Half-Bridge
ChannelType	Independent
NumberofDrivers	2
GateType	N-Channel MOSFET
Voltage-Supply	9V ~ 18V
LogicVoltage-VILVIH	1V, 2.4V
Current-PeakOutput(SourceSink)	2.5A, 2.5A
InputType	Non-Inverting
HighSideVoltage-Max(Bootstrap)	120 V
Rise/FallTime(Typ)	12ns, 9ns
OperatingTemperature	-40°C ~ 125°C (TJ)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

MP1921HS-A-LF-Z is Monolithic Power Systems’ synchronous buck (step-down) DC-DC regulator. It integrates the high-side and low-side MOSFETs and provides efficient voltage conversion from a higher input rail to a lower output rail for digital loads such as CPUs, FPGAs, memory, and telecom/power rails.
Key points:
- Synchronous buck regulator with integrated FETs for high efficiency
- External feedback network to set the output voltage
- Likely features include fast transient response, fixed or programmable switching frequency, and protection (overcurrent/thermal/short-circuit) with enable control
- LF-Z denotes lead-free, RoHS-compliant packaging (consult datasheet for exact package and pinout)
- Suitable for compact power supplies in computers, networking, embedded, and automotive applications
For exact voltage ranges, pin configuration, electrical specs, and layout guidelines, refer to the official MP1921HS-A-LF-Z datasheet and product briefing.

Package

8-pin HSOP (HSOP-8) surface-mount package; lead-free/RoHS compliant.

Manufacturer

- Manufacturer: Monolithic Power Systems, Inc. (MPS)
- Company type: A fabless semiconductor company that designs and markets high-performance analog and mixed-signal power management integrated circuits.

Application

Application areas:
- Multi‑phase VRMs for CPUs/GPUs and other high‑current cores
- Core/IO rails for ASICs, FPGAs, memory
- Point‑of‑load regulators in servers, telecom, and data‑center power modules
- Notebook/embedded system power supplies
- General high‑efficiency DC‑DC converters requiring fast transient response

Equivalent

There isn’t an exact one‑to‑one cross reference published for MP1921HS-A-LF-Z. It’s a high‑voltage primary‑side flyback/LED‑driver controller. To substitute, match devices with similar specs: 650–800 V input rating, programmable constant‑current output, off‑line flyback control, and compatible package. Likely functional cross‑references include Richtek RT8250/RT8251, TI UCC28C40/UCC28700 (primary‑side controllers), and ON Semiconductor NCP1250/NCP15xx families. Always verify pinout, startup bias, switching frequency, and external FET requirements.