Datasheet Texas Instruments LM8850URE/NOPB — 数据表

LM8850
www.ti.com SNVS647C – AUGUST 2010 – REVISED MAY 2013 LM8850 High-Performance, Step-Up DC-DC Converter for High-Power Applications in
Mobile Devices
Check for Samples: LM8850 FEATURES APPLICATIONS 1 2 6ВµA typ. Quiescent Current
VOUT = 3.6V to 5.7V (max VO = 5.7V)
Operates from a Single Lithium Ion Cell (2.3V
to 5.5V)
8 User-selectable Output Voltages via I2C
High-speed 3.4 MHz I2C-compatible Interface
Up to 1.0A Maximum Load Current Capability
4 Levels of Current Limiting
Auto-mode Operation and Forced PWM
2.5 MHz Switching Drequency (typ.)
В±2.5% DC Output Voltage Precision
1.0 ВµH Inductor (2520 Case Size)
4.7 ВµF Input and Output Capacitors (0603 case
size)
PGOOD Signal
True Shutdown Isolation
Output Over-voltage Protection
Internal Active Voltage Balancing for
Supercapacitors
DSBGA 9-bump Package …