MCU
     CMOS LDO Linear Regulator
     Dual LDO Linear Regulator
     Bipolar LDO Linear Regulator
     Step-Up DC/DC Converter
     Step-Down DC/DC Converter
     Linear Constant LED Driver
     Charger Pump
     LED Backlight Driver
     LED Screen Driver
     Audio AMPLIFIER
     AC/DC Converter
     AC/DC Converter Supply
     Voltage detector/Reset IC
     Li-ion Battery Charger
     MOSFET
     MOSFET for LED Screen & BJT
ME2183

Description£º
The ME2183 is synchronous£¬2A£¬1.0MHZ step-up DC-DC Converter£¬which mainly consists of a reference voltage source, an oscillation circuit, an error amplifier, a phase compensation circuit, a PWM / PFM switching control circuit and an adjustable output current limit circuit. With
aninternal low-ON-resistance N-ch Power MOS and P-ch Power MOS. This product is ideal for applications requiring high efficiency and a high output current.
Features£º
¡ñHigh efficiency.( up to 93%)
¡ñUp to 90% Efficiency at IOUT=2A VOUT = 5V from 3.3V Input.
¡ñGuaranteed 2.5A Output Current at VOUT = 5V from 3.3V Input
¡ñSynchronous and internal P-ch Power MOSFET and N-ch power MOSFET ,No Schottky Diode Required
¡ñOscillator frequency£º1.0MHz
¡ñReference voltage : 1.25V£¨¡À2%£©
¡ñInput voltage range: 2.3 V to 5.5 V
¡ñContinuous output current: 2.0A typ. (VIN=3V, VOUT=5.0V)
¡ñSoft start function
¡ñShutdown function:1.0¦ÌA max.
¡ñUVLO (under-voltage lockout) function
¡ñCurrent Limit: adjustable by the Rcs using different valve
¡ñThermal Shutdown Preotection:156¡æ
¡ñPackage£ºESOP8
Applications£º
¡ñPortable charger, mobile power.
¡ñDigital cameras, GPS, wireless transceiver
¡ñIPad-like computers, smart phones and port-able handheld devices
Nanjing Micro One Electronics Inc. 5th Floor,Building No.1, No.699-8 Xuanwu Road, Xuzhuang software Park,Nanjing
Tel:86-25-84731186    Fax:86-25-84731136 ËÕICP±¸12033088ºÅ