●The TPS65218 is a single chip power management IC, specifically designed to support both portable (Li-Ion battery) and non-portable (5-V adapter) applications. The device is characterized across a –40°C to +105°C temperature range, making it suitable for a wide range of industrial applications.
● Three Adjustable Step-Down Converters With Integrated Switching FETs (DCDC1, DCDC2, DCDC3):
● DCDC1: 1.1-V Default up to 1.8 A
● DCDC2: 1.1-V Default up to 1.8 A
● DCDC3: 1.2-V Default up to 1.8 A
● VIN Range From 2.7 V to 5.5 V
● Adjustable Output Voltage Range 0.85 V to 1.675 V (DCDC1 and DCDC2)
● Adjustable Output Voltage Range 0.9 V to 3.4 V (DCDC3)
● Power Save Mode at Light Load Current
● 100% Duty Cycle for Lowest Dropout
● Active Output-Discharge When Disabled
● One Adjustable Buck-Boost Converter With Integrated Switching FETs (DCDC4):
● DCDC4: 3.3 V, Default up to 1.6 A
● VIN Range From 2.7 V to 5.5 V
● Adjustable Output Voltage Range 1.175 V to 3.4 V
● Active Output-Discharge When Disabled
● Two Low-Quiescent Current, High Efficiency Step-Down Converters for Battery Backup Domain (DCDC5, DCDC6)
● DCDC5: 1-V Output
● DCDC6: 1.8-V Output
● VIN Range from 2.2 V to 5.5 V
● Supplied From System Power or Coin-Cell Backup Battery
● Adjustable General-Purpose LDO (LDO1)
● LDO1: 1.8-V Default up to 400 mA
● VIN Range From 1.8 V to 5.5 V
● Adjustable Output Voltage Range From 0.9 V to 3.4 V
● Active Output-Discharge When Disabled
● Low-Voltage Load Switch With 350-mA Current Limit (LS1)
● VIN Range From 1.2 V to 3.6 V
● 110-mΩ (Max) Switch Impedance at 1.35 V
● 5-V Load Switch With 100-mA, 500-mA Selectable Current Limit (LS2)
● VIN Range From 4 V to 5.5 V
● 500-mΩ (Max) Switch Impedance at 5 V
● High-Voltage Load Switch With 100-mA/ 500-mA Selectable Current Limit (LS3)
● VIN Range From 1.8 V to 10 V
● 500-mΩ (Max) Switch Impedance
● Supervisor With Built-in Supervisor Function Monitors
● DCDC1, DCDC2 ±4%
● DCDC3, DCDC4 ±5%
● LDO1 ±5%
● Protection, Diagnostics, and Control:
● Undervoltage Lockout (UVLO)
● Always-on Push-Button Monitor
● Overtemperature Warning and Shutdown
● Separate Power-Good Output for Backup and Main Supplies
● I2C Interface (Address 0x24) (See _Timing Requirements_ for I2C Operation at 400 kHz)
●All trademarks are the property of their respective owners.
