◼ High Efficiency: Up to 95%
◼ 50μA Operating Quiescent Current
◼ <1μA Shutdown Current
◼ Internal Soft Start Function
◼ Up to 3A Output Current
◼ 2.7V to 6.5V Input Voltage Range
◼ 2MHz Switching Frequency
◼ No Schottky Diode Required
◼ 100% Duty Cycle in Dropout Operation
◼ 1V Reference Allows Low Output Voltages
◼ Over Temperature Protection
◼ Hiccup Short-Circuit Protection
◼ Output Discharge
◼ RoHS Compliant
◼ Lead Free and Halogen Free

 1.8V ~ 5.5V Input Voltage Operation
 Adjustable Output Voltage from 1.8V to 5.5V
 95% Efficiency DC/DC Converter
 1.5A Output Current at 3.3V for VIN > 3.6V
 Auto-Transition Between Buck and Boost Mode
 Pulse-Skipping Mode at light load for Efficiency
 DC/DC Converter can be set to lower quiescent current at light load
 Fixed 2.4MHz Frequency and Synchronization Possible
 Soft-Start and Pre-Biased Soft-Start
 Power Good Function
 TDFN3X3-10 Package (0.5mm pitch)

„Operating Voltage：2.7V ~ 5.5V
„High Operating Frequency：1MHz
„Shutdown Current：＜1μA
„High Output Voltage：Up to 30V
„Soft Start Function
„Cycle by Cycle Current Limiting
„SOT-23-5 Package

 Efficiency Up to 95%
 31mΩ and 25mΩ Internal Power MOSFET
 VIN Range 2.6V to 6V
 Adjustable Output Voltage from 0.8V to VIN
 Power Save Mode for Light Load Efficiency
 Constant-On-Time Control Scheme Designfor Fast Transient Response, Stability with MLCC Output Capacitor
 100% Duty Cycle for Lowest Dropout
 17uA Operating Quiescent Current
 Fixed Soft-Start 0.8ms
 Output Discharge
 Power Good Output
 Cycle-by-Cycle Over Current Protection
 Input Under Voltage Lockout

 60mΩ/70mΩ High-Side MOSFET
 Available with Current Limits with Foldback
 Operating Range:2.7V to 5.5V
 1mS Typical Rise Time
 Fast Overcurrent Response -1.5µs (TYPICAL)
 Under Voltage Lockout
 Logic Level Enable Pin, Available with Active-High or Active-Low Version
 No Reverse Current when Power Off
 Deglitched Open-Drain Over-Current FlagOutput (FLAG)
 Output Reverse Current Protection
 TSOT-23-6, TDFN2x2-6 Packages (Halogen Free/Pb Free)

• Integrated Single-Channel Load Switch
• Input Voltage: 1V to 5.5V
• 4A Continuous Output Current
• Ultra-Low 8mΩ On-Resistance
• 36uA Quiescent Current @3.6Vin
• 40nA Shutdown Current @5.5Vin
• Logic Enable Input
• 230Ω Output Discharge Resistor
• Controlled Slew Rate to Avoid Inrush Currents
• Ultra-Low Junction-to-Ambient Thermal Resistance
• Small WLCSP-6 Package 1.48mm x 0.98mm, 0.5mm pitch
• RoHS compliance, Pb/Halogen free

• 4A 输出电流
• 40uA 静态电流
• 50uA 关断电流
• 1.0V 到 5.5V 输入电压范围
• 8mΩ 导通阻抗
• 业界最低 25.69 ℃ /W θJA
• 输入使能控制
• 内置软起动 SS
• 输出放电功能
• 无铅，RoHS 认证

• 6A 输出电流，内置电感
• 3MHz 开关频率
• 强制 PWM 模式
• 25uA 静态电流
• 90% 峰值效率
• 2.3V 到 5.5V 输入电压范围
• 输出电压 0.5V 到 3.3V 可调
• 快速动态响应
• 100% 占空比
• 输入使能控制
• 软起动 SS
• 输入欠压保护 UVP
• 过流保护 OCP
• 过热保护 OTP
• 输出放电功能
• 无铅，RoHS 认证

„High Voltage : VIN up to 60V, VOUT up to 60V
„Buck, Boost or Buck-Boost Operation
„Current Mode PWM with 200KHz Switching Frequency
„Easy dimming : Analog, PWM or PWM Converting to Analog with One External Capacitor
„Soft Start to Avoid Inrush Current
„Programmable Over Voltage Protection to Limit
Output Voltage
„VIN Under Voltage Lockout and Thermal Shutdown
„MSOP-10 (FD) Package

 VIN Input Voltage Range: 2.5V to 5.5V
 VLDOIN Voltage Range: 1.0V to 3.5V
 Support DDR I (1.25 VTT), DDR II (0.9 VTT),
DDR III (0.75 VTT), DDR IIIL (0.675VTT) and
DDR IV (0.6 VTT) Requirements
 Stable with Output Ceramic Capacitor
 PGOOD to Monitor Output Regulation
 EN Input for Shutdown Function (S3 Mode)
 Remote Sensing (VOSNS)
 ± 25mV Accuracy for VTT Refers to VTTREF
 ± 10mA Buffered Reference (VTTREF)
 Built-In Soft-Start and UVLO
 TDFN3X3-10 (Thermal Pad) Package

• 双路独立 MOSFET 门极驱动器
• 4.5V~20V 工作电压范围
• 独立输入和使能控制
• 峰值 4.5A 拉／灌电流能力
• 输入管脚 -5V 负压承受能力
• 延迟时间 13ns，延迟失配 0.5ns
• 快速上升 / 下降时间：7ns/6ns
• 兼容 TTL 和 CMOS 电平
• 集成欠压保护（UVLO）
• 加强散热的 EMSOP-8 封装
• 工作温度：-40℃到 140℃

• 3A 输出电流
• 3μVRMS 超低噪声
• 1.1V 到 6.5V 输入电压范围
• 0.5V 到 5.15V 输出电压范围
• 40dB PSRR(@500KHz)
• 1% 输出电压精度
• 快速动态响应
• 可编程软启动 SS
• 输入使能控制
• PowerGood 功能
• 输出放电功能
• 无铅，RoHS 认证