MIC79110YML TR;MIC79110-4.2YML TR;MIC79110BML TR;MIC79110-4.2BML TR;中文规格书,Datasheet资料.pdf

MIC79110 Simple 1.2A Linear Li-Ion Battery Charger General Description Features The Micrel MIC79110 is a simple and accurate lithium ion • Input voltage range: 2.5V to 16V battery charger. The part features a built-in pass transistor, • High output voltage accuracy of ±0.75% precision programmable current limiting (±5%), and over –5°C to +60˚C precision voltage termination (±0.75% over temperature). • Current limit ±5% accurate from –5°C ≤ TJ ≤ + 125°C The MIC79110 packs full functionality into a small space. • Programmable end-of-charge flag Other features of the MIC79110 include two independent • Analog output proportional to output current indicators: a digital End-of-Charge signal that is • Adjustable and fixed 4.2V output programmable with a resistor to ground, and an analog current output that is proportional to the output current, • Low dropout voltage of 550mV at 700mA load, over allowing for monitoring of the actual charging current. temperature Additional features include very low dropout (550mV over • 1.2A max charge current the temperature range), thermal shutdown, and reverse • Excellent line and load regulation specifications polarity protection. In the event the input voltage to t