WMSIC Electronic Components

VBsemi AP4953GM-VB AP4953GM

ModelAP4953GM-VB
PackageSOP-8
BrandVBSEMI
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
VBsemi AP4953GM-VB
Type
VBSEMI
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
VBSEMI
Electronic Component
AP4953GM-VB
Electronic Component
1
Package
SOP-8
Electronic Component
2 P
Type
P
Electronic Component
MOSFET
Electronic Component
0.21g
Electronic Component
1
Electronic Component
BM0263576976
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
5W
Electronic Component
Electronic Component
Electronic Component
4000
Voltage(Vdss)
30V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

AP4953GM-VB 产品概述

一、产品简介

AP4953GM-VB 是由 VBsemi(微碧半导体)推出的一款双通道 P 沟道功率场效应管,封装为 SOP-8。芯片采用台积电流片并由长电科技封装,基于 Trench 工艺制程,针对高功率、高耐压场景进行了优化设计。每通道额定漏源电压达 -30V,连续漏极电流 -7.3A,适用于电源开关、高端电机驱动、汽车电子及大功率 LED 驱动等应用。

二、主要电气参数

  • 通道数:2 个 P-Channel
  • 漏源电压 Vdss:-30V
  • 连续漏极电流 Id:-7.3A(单通道)
  • 导通电阻 RDS(on):35 mΩ @ |VGS|=10V(标称)
  • 耗散功率 Pd:5W
  • 阈值电压 Vth:-1 ~ -3V
  • 栅极电荷 Qg:15 nC @ 4.5V
  • 输入电容 Ciss:1.35 nF
  • 输出电容 Coss:215 pF
  • 反向传输电容 Crss:185 pF
  • 工作温度:-55℃ ~ +150℃
  • 封装:SOP-8

三、产品特性与优势

  • Trench 工艺带来低导通电阻与良好热特性,适合高效率开关应用。
  • 双通道设计便于在同一封装内实现多路高侧开关或互补配置,节省 PCB 面积。
  • 中等栅极电荷([email protected]),在常见逻辑/驱动器电平下具有较好开关性能与驱动能耗平衡。
  • Crss/ Ciss 特性在快速开关场合可预估米勒效应,方便设计缓冲与抑振措施。
  • 宽温工作范围满足工业与汽车电子环境需求。

四、典型应用场景

  • 12V/24V 车辆电源高侧开关与负载分配
  • LED 驱动与恒流开关模块
  • DC-DC 高侧开关、电源管理模块
  • 电机控制(低压驱动、H 桥补偿)
  • 通用功率开关及保护电路

五、设计注意事项与建议

  • 由于为 P 沟道器件,门极驱动应提供足够的负向 VGS(相对于源极)以充分导通;RDS(on) 标称在 |VGS|=10V 时测得,实际设计中应确保栅极电压余量。
  • 栅极电荷 Qg 与 Ciss/Crss 在快速开关时影响驱动功耗与开关损耗,建议在高速切换场合配合合适的驱动器及栅极电阻(常见 10–100Ω)以控制上升/下降斜率并抑制振铃。
  • Crss 较大时要注意 dv/dt 触发效应,必要时添加缓冲/米勒钳位或 RC 缓冲网络。
  • SOP-8 封装需良好 PCB 散热设计,增加焊盘铜箔面积与必要的热过孔以提升功率耗散能力。器件额定 Pd=5W,在高电流/高频开关下应评估结温与散热裕量。
  • 在汽车或含有高瞬态电压的系统中,建议配合瞬态抑制(二极管、TVS)及合适软启动/限流设计以防止过压或浪涌损伤器件。
  • 若需并联使用以降低等效 RDS(on),应考虑通道匹配及共享电流的布局与退热设计。

六、可靠性与选型提示

AP4953GM-VB 以台积电制造的流片和长电科技封装保证了良好的工艺一致性与可靠性。选型时请参考完整数据手册以确认最大 VGS、脉冲电流、热阻等极限参数,并在最终电路中留有足够的安全裕度与保护措施。

如需器件原厂规格书、仿真模型或样品信息,可联系 VBsemi 授权渠道获取完整技术文档与支持。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.