SGM3849.pdf? 2.9V to 4.5V Input Voltage Range
? Synchronous Boost Converter (AVDD)
5.8V to 7.9V Output Voltage (Programmable)
6.1V Default Output Voltage
1.2% Accuracy
100mA Output Current Capability
VIN to VOUT and VOUT to VIN Isolation
? Synchronous Boost Converter (ELVDD)
4.6V to 5.0V Output Voltage (Programmable)
4.6V Default Output Voltage
1.2% Accuracy
400mA Output Current Capability
External Output Voltage Sensing Pin for
Load Drop Compensation
VIN to VOUT and VOUT to VIN Isolation
? Synchronous Inverting Buck-Boost Converter (ELVSS)
-5.4V to -1.4V Output Voltage (Programmable)
-2.5V Default Output Voltage
1.6% Accuracy at -2.5V (±40mV)
400mA Output Current Capability
VIN to VOUT and VOUT to VIN Isolation
? Short Circuit Protection
? Thermal Shutdown
? VELVSS Start-Up Delay: 10ms
? Short Circuit and OLP Detect Time: 1ms
? Available in Green TQFN-3×3-16L Package
? 输入电压：2.9V-4.5V
? 提供三路电源,分别供给AVDD,ELVDD,ELVSS
? 三路皆可用S-Wire调整输出电压
? EL输出电流可达400mA以上
? 出色的的线路瞬态响应
? 出色的效率的轻重载及待机模式
? 具备关机后输入输出完全断电隔离且快速放电功能
? 具有欠压、过流、短路、过压、过温保护等功能
