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Preliminary
RF6280
POWER MANAGEMENT IC
Package Style: 15-Bump WLCSP, 4x4 Array, 2mmx2mm
Features
Peak Efficiency Up To 96% High Efficiency Over Various
Loads Transient Response <10μs 650mA Current Capability Variable Output Voltage (0V
to VBATT) 2.5MHz PWM Switching Fre-
quency Automatic Bypass Mode Over Temperature Shutdown Current Limit Analog Bias Control (Auto-
matic and Buffer) Three Individual Fast Tran-
sient 2.85V LDOs Controls up to 3 UMTS PAs Small, Wafer-Level, Chip-
Scale Package
Applications
W-CDMA Handsets
Functional Block Diagram
Product Description
The RF6280 is a multi-functional Power Management IC which is used in conjunction with power amplifiers and designed to be used in 3V handheld systems.