Buck-Boost Converter For Negative Output Voltage in µSMD, SGM660功能替代LMR70503.
FEATURES

• 2.8V to 5.5V Input Voltage Range

• Adjustable Output Voltage: 

  -0.8V to -5.2V, 0.1V/Step

• Programmable Switching Current Limit:

  810mA (Default)/620mA/435mA

• Programmable Switching Frequency:

  1.8MHz/1.6MHz (Default)/1.4MHz

• No External Compensation

• Internal Soft-Start Function

• Shutdown Current: 1μA (MAX)

• Available in a Green WLCSP-0.9×1.3-6B Package

PIN CONFIGUTION
CROSS
LMR70503 LMR70503.pdf

No.11708

FEATURES

• Tiny 8-Bump Thin Micro SMD Package: 

  0.84 mm × 1.615 mm × 0.6 mm

• 2.8 V to 5.5 V Input Voltage Range

• Adjustable Output Voltage: -0.9 V to -5.5 V

•320 mA Switch Current Limit

• 500 kHz Minimum Switching Frequency

• Ground Referred Enable Input

• Under Voltage Lock Out (UVLO)

• No External Compensation

• Internal Soft Start

• 1 µA Shutdown Supply Current

PIN CONFIGUTION
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