WMSIC Electronic Components

HGSEMI HG1509-3. /TR HG1509

ModelHG1509-3.3M/TR
PackageSOP-8
BrandHGSEMI
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
HGSEMI HG1509-3.3M / TR
Type
HGSEMI
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HGSEMI
Electronic Component
HG1509-3.3M/TR
Electronic Component
1
Package
SOP-8
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.196g
Electronic Component
1
Features
Electronic Component
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0265276234
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~42V
Switching Frequency
150kHz
Electronic Component
Electronic Component

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

HG1509-3.3M/TR DC-DC降压电源芯片产品概述

一、核心定位与品牌背景

HG1509-3.3M/TR是华冠半导体(HGSEMI) 推出的内置开关管非同步降压型DC-DC电源芯片,针对中低功率降压场景设计,具备宽输入范围、高输出电流、低静态电流等核心特点,广泛适配工业、消费电子、物联网等领域的供电需求。华冠半导体作为国内功率器件领域的专业厂商,其产品以高可靠性、高性价比著称,HG1509系列已在多个行业批量应用,验证了稳定的性能表现。

二、关键技术参数详解

HG1509-3.3M/TR的核心参数覆盖供电设计的关键维度,具体如下:

  1. 输入输出特性:输入电压范围4.5V~22V,可兼容3节锂电池(典型9V)、4节锂电池(典型12V)、AC-DC转换后的5V/12V/24V电源等多种输入源;输出电压固定为3.3V,最大输出电流2A,能满足多数MCU、无线模块、传感器等负载的供电需求。
  2. 工作特性:开关频率固定150kHz,平衡了元件体积与效率(无需过大电感电容即可实现稳定输出);静态电流仅150uA,待机模式下可大幅降低功耗;工作温度范围-40℃~+85℃,符合工业级应用的宽温要求。
  3. 拓扑与结构:采用经典降压(Buck)拓扑,非同步整流设计(内置高压开关管,外置续流二极管),简化电路设计;单通道固定输出,无需外部分压电阻即可实现精准3.3V输出,进一步降低设计复杂度。

三、封装形式与引脚配置

HG1509-3.3M/TR采用SOP-8贴片封装,是电子行业常见的标准化封装形式,具有以下优势:

  • 体积小巧(7.8mm×5.9mm×1.6mm),适合高密度PCB设计;
  • 引脚间距1.27mm,便于手工焊接与自动化贴装;
  • 散热性能满足2A负载下的工作需求(若负载长期接近2A,可通过PCB敷铜增强散热)。

引脚配置遵循降压芯片标准设计,包含VIN(输入)、GND(地)、VOUT(输出)、FB(反馈,固定输出时无需外接电阻)、EN(使能)等引脚,设计人员可快速搭建外围电路。

四、核心性能优势

HG1509-3.3M/TR在同类产品中具备显著的性能优势:

  1. 宽输入适配性:4.5V~22V输入范围覆盖电池供电、AC-DC供电等绝大多数场景,无需额外设计多电源适配电路;
  2. 低功耗待机:150uA静态电流远低于同类芯片,可延长电池供电设备的待机时间(例如物联网传感器节点待机可达数月);
  3. 简化电路设计:内置高压开关管+固定输出,仅需少量外围元件(输入电容、输出电感、输出电容、续流二极管)即可完成电路搭建,降低BOM成本与设计周期;
  4. 工业级可靠性:-40℃~+85℃宽温范围,可适应工业现场的高低温环境(如户外传感器、车载设备);
  5. 高输出稳定性:固定3.3V输出精度高,纹波抑制比(PSRR)优秀,能有效过滤输入纹波,为敏感负载(如MCU、ADC)提供稳定供电。

五、典型应用场景

HG1509-3.3M/TR的性能特点使其适配多种应用场景:

  1. 工业控制领域:PLC模块、工业传感器节点、电机驱动辅助电源(宽温需求+2A负载能力);
  2. 消费电子与智能家居:便携式蓝牙音箱、智能门锁、智能家居网关(低功耗待机+电池供电适配);
  3. 车载电子系统:车载记录仪、车载显示屏、胎压监测模块(12V车载电源降压+宽温适应);
  4. 物联网终端:环境监测传感器、智能穿戴设备、无线定位节点(低静态电流+小体积封装);
  5. 通信设备:小型路由器、交换机、无线AP的3.3V供电(稳定输出+高负载能力)。

六、应用设计注意事项

为确保HG1509-3.3M/TR的稳定工作,设计时需注意以下几点:

  1. 输入电容:推荐在VIN引脚旁并联10uF~22uF的X7R陶瓷电容,滤除输入纹波,若输入线较长需增加电解电容;
  2. 输出电感:选择10uH~22uH的功率电感(饱和电流≥2.5A),电感值需与150kHz开关频率匹配,避免电感饱和;
  3. 续流二极管:推荐使用1A/40V以上的肖特基二极管(如1N5819),安装位置需靠近芯片引脚,减少寄生电感;
  4. 散热设计:若负载长期工作在1.5A以上,需在PCB上对GND引脚进行大面积敷铜,增强散热;
  5. 使能功能:EN引脚可通过MCU控制,低电平待机时静态电流进一步降低,适合需要深度待机的场景。

HG1509-3.3M/TR凭借高性价比与稳定性能,成为中低功率降压场景的优选电源芯片,可有效降低设计成本与周期,提升终端产品的可靠性。

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