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TPS65218技术文档下载：
TPS65218 - 产品图解：
TPS65218 - AM335x/AM437x ARM Cortex-A8/A9 SOC 的电源管理
TPS65218是TI公司的一款TI芯片产品，TPS65218是AM335x/AM437x ARM Cortex-A8/A9 SOC 的电源管理，本页介绍了TPS65218的产品说明、应用、特性等，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 - TI公司（Texas Instruments，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 |
| 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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