Texas Instruments LM4360x SIMPLE SWITCHER® 稳压器
德州仪器 LM4360x SIMPLE SWITCHER® 是易于使用的同步降压型直流-直流转换器,能以 3.5V 到 36V 范围的输入电压,驱动高达 3.0A 的负载电流(瞬时 42V)。LM4360x 以非常小的尺寸提供优异的效率、输出精度和压差。采用了峰值电流模式控制,以实现对环路补偿和逐周期电流限制的简单控制。它还具有可编程开关频率、同步、电源正常标记、精密启用、内部软启动、可扩展软启动、跟踪等可选特性,为广泛应用提供了灵活、易于使用的平台。轻负载条件下的非连续传导和自动频率调制提高了轻负载效率。该系列仅需少量外部元件,而其引脚排列有助于简单、最优的 PCB 布局。保护特性包括热关断、VCC 欠压闭锁、逐周期电流限制、输出短路保护。特性
- 27µA or 33µA quiescent current in regulation
- High efficiency at light load (DCM and PFM)
- Meets EN55022/CISPR 22 EMI standards
- Integrated synchronous rectification
- 200kHz to 2.2MHz (500kHz default) adjustable frequency range:
- Frequency synchronization to an external clock
- Stable with almost any combination of ceramic, polymer, tantalum, and aluminum capacitors
- Internal compensation
- Power-Good flag
- Soft-start into a pre-biased load
- 4.1ms internal soft-start
- Extendable soft-start time by an external capacitor
- Output voltage tracking capability
- A precision enable to program system UVLO
- Output short circuit protection with hiccup mode
- Over-temperature thermal shutdown protection
应用
- Industrial power supplies
- Telecommunications systems
- Sub-AM band automotive
- General purpose wide VIN regulation
- High-efficiency Point-of-Load (PoL) regulation
Functional Block Diagram
View Results ( 24 ) Page
| 物料编号 | 数据表 | 开关频率 | 输入电压 | 静态电流 | 输出电压 | 输出电流 | 开发套件 | 封装 / 箱体 |
|---|---|---|---|---|---|---|---|---|
| LM43603PWP | ![]() |
200 kHz to 2.2 MHz | 27 uA | 1 V to 28 V | 3 A | HTSSOP-16 | ||
| LM43600PWPR | ![]() |
200 kHz to 2.2 MHz | 33 uA | 1 V to 28 V | 500 mA | HTSSOP-16 | ||
| LM43600PWPT | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 33 uA | 1 V to 28 V | 500 mA | HTSSOP-16 | |
| LM43602AQPWPTQ1 | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 27 uA | 1 V to 28 V | 2 A | LM43602PWPEVM | HTSSOP-16 |
| LM43602AQPWPRQ1 | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 27 uA | 1 V to 28 V | 2 A | LM43602PWPEVM | HTSSOP-16 |
| LM43602PWP | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 27 uA | 1 V to 28 V | 2 A | HTSSOP-16 | |
| LM43600PWP | ![]() |
200 kHz to 2.2 MHz | 33 uA | 1 V to 28 V | 500 mA | HTSSOP-16 | ||
| LM43603AQPWPRQ1 | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 27 uA | 1 V to 28 V | 3 A | LM43603PWPEVM | HTSSOP-16 |
| LM43601PWP | ![]() |
200 kHz to 2.2 MHz | 33 uA | 1 V to 28 V | 1 A | HTSSOP-16 | ||
| LM43601PWPT | ![]() |
200 kHz to 2.2 MHz | 3.5 V to 36 V | 33 uA | 1 V to 28 V | 1 A | HTSSOP-16 |
发布日期: 2014-09-18
| 更新日期: 2025-03-05

