LM43603PWPR

在产稳压器 - DC-DC 开关稳压器HTSSOP

IC REG BUCK ADJ 3A 16HTSSOP

LM43603PWPR 是一款 3.5V 至 36V 输入、3A 输出的同步降压 DC-DC 转换器,采用 16 引脚 HTSSOP 封装,支持 200kHz 至 2.2MHz 可调开关频率,具备低静态电流和多种保护功能。规格书核对

输入电压范围3.5 ~ 36 V
输出电压1 ~ 28 V
输出电流3 A
开关频率200 kHz ~ 2.2 MHz

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技术参数

输入电压范围3.5 ~ 36 V
输出电压1 ~ 28 V
输出电流3 A最大
开关频率200 kHz ~ 2.2 MHz

规格书核对参数

23 项
参数值和测试条件出处
输入电压范围3.5 V to 36 V (Recommended Operating Conditions); 42 V (Absolute Maximum Rating)
输出电压1.0 V to 28 V (Recommended Operating Conditions)
输出电流0 A to 3 A (Recommended Operating Conditions)
开关频率200 kHz to 2.2 MHz (Adjustable); 500 kHz (Default)
封装HTSSOP (16) / PWP, 5.1 mm x 6.6 mm
工作温度-40 °C to +125 °C (Junction Temperature)
等级Industrial (Implied by -40 to 125C range, not explicitly stated as AEC-Q100)
RoHSGreen (RoHS & no Sb/Br)
无卤Yes (Green (RoHS & no Sb/Br) implies no Sb/Br flame retardants)
静态电流7 µA (In Regulation); 1.2 µA (Shutdown, VIN=12V)
绝对最大额定输入电压42 V (VIN to PGND)
推荐工作输入电压3.5 V to 36 V (VIN to PGND)
内部参考电压1.011 V (Typical)
VCC 标称电压3.28 V
UVLO 阈值3.1 V (Typical, VCC)
软启动时间4.1 ms (Internal, Typical)
存储温度-65 °C to +150 °C
ESD 防护 (HBM)1.0 kV
ESD 防护 (CDM)0.5 kV
保护功能Thermal Shutdown, UVLO, Cycle-by-cycle Current Limit, Output Short Circuit Protection (Hiccup Mode)
EMI 标准Meets EN55022/CISPR 22 EMI standards
引脚数16
封装尺寸5.1 mm x 6.6 mm x 1.2 mm
全部参数(21 项)展开收起
电源
Current - Output3A
Voltage - Input (Max)36V
Voltage - Input (Min)3.5V
Voltage - Output (Max)28V
Voltage - Output (Min/Fixed)1V
交流 / 直流特性
Frequency - Switching200kHz ~ 2.2MHz
环境与封装
Mounting TypeSurface Mount
Operating Temperature-40°C~125°C(TJ)
PackageTape & Reel (TR); Cut Tape (CT); Digi-Reel®
Package / Case16-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package16-HTSSOP
其他
Base Product NumberLM43603
FunctionStep-Down
MfrTexas Instruments
Number of Outputs1
Output ConfigurationPositive
Output TypeAdjustable
Product StatusActive
SeriesSIMPLE SWITCHER®
Synchronous RectifierYes
TopologyBuck

器件图片

技术资料

规格书核对内容由 AI 从原厂规格书提取,点页码查看原文。