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MP24895-AGH-Z

产品分类: LED驱动器
产品描述: 36V PWM,Analog Step-Down (Buck) 1A 1 6V MSOP-8(EP) 贴片安装,黏合安装
供应商型号: AV-S-MPSMP24895AGHZ
供应商: Avnet
标准整包数: 2500
MONOLITHIC POWER SYSTEMS LED驱动器 MP24895-AGH-Z

MP24895-AGH-Z概述

    MP24895A White LED Driver: A Comprehensive Overview
    Product Introduction
    The MP24895A is a high-performance step-down LED driver designed specifically for driving white LEDs in a wide input voltage range of 6V to 36V. This compact solution is ideal for applications requiring high brightness, including automotive lighting, general illumination, and backlighting. The MP24895A operates in continuous current mode, ensuring efficient regulation of LED current through an external high-side current-sensing resistor.
    Key Features:
    - Integrated 36V MOSFET
    - High-efficiency hysteretic control scheme
    - Support for PWM and analog dimming with 1000:1 resolution
    - Protection mechanisms like UVLO and thermal shutdown
    - RoHS-compliant, halogen-free, and lead-free
    Applications:
    - Low-voltage halogen replacement
    - Automotive/Decorative LED lighting
    - General and emergency signage illumination
    - LED backlighting solutions
    Technical Parameters
    | Parameter | Symbol | Typical Range | Units |
    ||
    | Input Voltage Range | VIN | 6V to 36V | V |
    | Feedback Reference Voltage | VFB | 1.24V to 1.32V | V |
    | Quiescent Current | IQ | 0.7mA to 1.1mA | mA |
    | Switch On Resistance | RDSON | 0.2Ω to 0.4Ω | Ω |
    | Enable Threshold Voltage | VENHIGH | 0.19V to 0.31V | V |
    | Maximum Output Current | ILED | 1A | A |
    | Maximum Junction Temp. | TJ | 150°C | °C |
    Other Key Specifications:
    - Switching Frequency Range: 200kHz to 600kHz
    - Input Capacitor Range: 10µF to 22µF
    - Output Ripple Current (%): ≤40%
    The thermal resistance (θJA) is 50°C/W, making it suitable for applications operating at elevated temperatures.
    Product Features and Advantages
    The MP24895A excels in performance with its key features:
    1. Integrated Design: A single-chip solution eliminates the need for external components, simplifying board layout.
    2. High-Efficiency Operation: Utilizes a hysteretic control scheme for quick transient response and reduced power loss.
    3. Flexible Dimming Options: Supports both analog dimming (25%-200%) and PWM dimming with a 1000:1 resolution, enabling smooth brightness adjustment.
    4. Protection Mechanisms: Includes UVLO and thermal shutdown, safeguarding against overcurrent and overheating scenarios.
    5. Small Form Factor: The MSOP-8 EP package makes it ideal for space-constrained designs.
    Its robust performance and adaptability across multiple industries highlight its market competitiveness.
    Application Case Studies and Usage Recommendations
    Application Example 1: Automotive LED Headlights
    In automotive headlights, the MP24895A ensures consistent brightness under varying voltage conditions (6V to 36V). For optimal performance, pair it with a 10µF ceramic capacitor and an inductor of 47µH to maintain stable current flow.
    Usage Suggestion: Incorporate an external NPN transistor to isolate PWM signals from the current reference to avoid distortion during dimming cycles.
    Application Example 2: Emergency Signage
    For emergency lighting systems, the driver's ability to handle sudden voltage surges and thermal stress makes it an excellent choice. Ensure the PCB layout keeps the current-sensing resistor (RSENSE) close to the input pin for minimal error.
    Optimization Tip: Use Schottky diodes with low forward voltage drop and fast recovery times to reduce energy loss.
    Compatibility and Support
    The MP24895A integrates seamlessly with existing electronic circuits and supports a variety of complementary devices such as capacitors, inductors, and diodes. Monolithic Power Systems offers extensive technical support, including datasheets, evaluation boards, and de

MP24895-AGH-Z参数

参数
效率 -
功率 -
最大输入电压 36V
输出电流 1A
最大输出电压 -
最小输出电压 -
拓扑 Step-Down (Buck)
调光方式 PWM,Analog
最小输入电压 6V
输出数量 1
通用封装 MSOP-8(EP)
安装方式 贴片安装,黏合安装
应用等级 照明级
零件状态 在售
包装方式 卷带包装

MP24895-AGH-Z厂商介绍

Monolithic Power Systems(MPS)是一家领先的高性能模拟半导体公司,专注于为广泛的电子系统提供电源管理解决方案。公司总部位于美国加利福尼亚州,成立于1997年,并于2004年在纳斯达克上市。

MPS的主要产品分为以下几类:
1. DC-DC转换器:用于将电池或其他电源的电压转换为所需的电压和电流。
2. AC-DC电源解决方案:将交流电转换为直流电,适用于各种电子设备。
3. 线性稳压器:提供稳定的电压输出,适用于需要精确电压的应用。
4. 电池管理IC:包括电池充电器和保护电路,确保电池安全和延长寿命。
5. LED驱动器:为LED照明提供精确的电流和电压控制。

MPS的产品广泛应用于以下领域:
- 移动设备和通信
- 计算机和服务器
- 工业和汽车
- 医疗设备
- 消费电子产品

Monolithic Power Systems的优势在于:
- 高性能:提供高效率和高精度的电源管理解决方案。
- 高可靠性:产品经过严格的测试,确保在各种环境下的稳定性。
- 创新技术:持续研发新技术,以满足市场对更高性能和更小尺寸的需求。
- 定制解决方案:能够根据客户的具体需求提供定制化的电源管理解决方案。

MP24895-AGH-Z数据手册

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MONOLITHIC POWER SYSTEMS LED驱动器 MONOLITHIC POWER SYSTEMS MP24895-AGH-Z MP24895-AGH-Z数据手册

MP24895-AGH-Z封装设计

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价格梯度 中国香港交货 内地交货(含增值税)
2500+ $ 0.7109 ¥ 6.2911
7500+ $ 0.7045 ¥ 6.2349
库存: 2500
起订量: 2500 增量: 2500
交货地:
最小起订量为:2500
合计: ¥ 15727.75
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