POWER MANAGEMENT IC
RF6590
POWER MANAGEMENT IC
Package: 16-Bump WLCSP, 4x4 Array, 1.73mmx1.73mm
VPWR PGND
Features
3 High Efficiency DC ...
Description
RF6590
POWER MANAGEMENT IC
Package: 16-Bump WLCSP, 4x4 Array, 1.73mmx1.73mm
VPWR PGND
Features
3 High Efficiency DC to DC Buck Converters
2 Low Noise LDOs Wide Voltage Range (2.5V to
5.1 V) 2.8MHz PWM Switching
Frequency Low Quiescent Current Auto PFM/PWM Controller Programmable Via SPI Small, Wafer-Level Chip-Scale
Package Over-current (OC) Protection
Applications
Transceiver Power Management
LTE, 2G/3G Multi-Mode, Multi-Band Handsets
Quad-Band GSM/EDGE Handsets
Multi-Band UMTS Handsets
SPI_CLK D4 SPI_SS B4 SPI_DRW C4 CLK_ON B3 VDD_IO B2
SPI Control
Output 1 PWM/PFM Controller
+ Drivers
D3 C3
C1 D2
Shared Blocks
Bandgap
Bias Block
Oscillator
A4 VANA A3 AGND
Output 2 PWM/PFM Controller
+ Drivers
Output 2 LDO
D1 C2
Output 3A PWM/PFM Controller
+ Drivers
B1 A1
Output 3B LDO
A2
LX1 VSNS 1.08V LX2 VSNS 1.74V LX3A VSNS 2.81V OutPut
3B
Functional Block Diagram
Product Description
The RF6590 is a power management IC designe...
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