TPS65218 - AM335x/AM437x ARM Cortex-A8/A9 SOC 的电源管理

TPS65218是TI德州仪器公司的一款TI芯片产品，TPS65218是AM335x/AM437x ARM Cortex-A8/A9 SOC 的电源管理，本站介绍了TPS65218的封装应用图解、特点和优点、功能等，并给出了与TPS65218相关的TI元器件型号供参考。

TPS65218 - AM335x/AM437x ARM Cortex-A8/A9 SOC 的电源管理 - TI芯片 - 电源管理多通道IC(PMIC)解决方案 - 德州仪器

产品特性

Two Low-Quiescent Current, High Efficiency Step-Down Converters for Battery Backup Domain
- DCDC5: 1.0 V Output
- DCDC6: 1.8 V Output
- VIN Range from 2.2 to 5.5 V
- Supplied from System Power or Coin-Cell Backup Battery
Three Adjustable Step-Down Converters With Integrated Switching FETs:
- 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 to 5.5 V
- Adjustable Output Voltage Range 0.85 to 3.5 V
- 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: 3.3 V Default up to 1.0 A
- VIN Range from 2.7 to 5.5 V
- Adjustable Output Voltage Range 0.85 to 3.4 V
- Active Output-Discharge When Disabled
Adjustable General-Purpose LDO (LDO1)
- LDO1: 1.8 V Default up to 400 mA
- VIN Range from 1.8 to 5.5 V
- Adjustable Output Voltage Range from 0.9 to 3.4 V
- Active Output-Discharge When Disabled
5-V Load Switch With 100-mA/ 500-mA Selectable Current Limit
- VIN Range From 3.0 to 5.5 V
- 500 mΩ (Max) Switch Impedance at 5 V
Low Voltage Load Switch With 350-mA Current Limit
- VIN Range From 1.2 to 3.6 V
- 110 mΩ (Max) Switch Impedance at 1.35 V
High Voltage Load Switch (LS3) With 100-mA/ 500-mA Selectable Current Limit
- VIN Range from 1.8 to 10.0 V
- 500 mΩ (Max) Switch Impedance
Supervisor With Built-in Supervisor Function Monitors
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 0x24h)

产品应用

Industrial Automation
Point of Sale
Test and Measurement
Personal Navigation

产品说明

The TPS65218x 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.

Device Information(1)

PART NUMBER	PACKAGE	BODY SIZE (NOM)
TPS65218	VQFN (48)	6.00 mm × 6.00 mm × 0.40 mm
TPS65218	HTQFP (48)	7.00 mm × 7.00 mm × 0.50 mm
TPS65218B101	HTQFP (48)	7.00 mm × 7.00 mm × 0.50 mm

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