TPS65200 - 具有 WLED 驱动器和电流并联监控器的锂离子电池充电器

TPS65200是TI德州仪器公司的一款无产品，TPS65200是具有 WLED 驱动器和电流并联监控器的锂离子电池充电器，本站介绍了TPS65200的封装应用图解、特点和优点、功能等，并给出了与TPS65200相关的TI元器件型号供参考。

TPS65200 - 具有 WLED 驱动器和电流并联监控器的锂离子电池充电器 - 无 - 电源管理多通道IC(PMIC)解决方案 - 德州仪器

产品特性

Battery Switching Charger, WLED Driver, and Current Shunt Monitor in a Single Package
Battery Charger
- Charges Faster Than Linear Chargers
- High-Accuracy Voltage and Current Regulation
  - Input Current Regulation Accuracy: ±5% (100 mA, 500 mA)
  - Charge Voltage Regulation Accuracy: ±0.5% (25°C) ±1% (0 - 125°C)
  - Charge Current Regulation Accuracy: ±5%
- Bad Adaptor Detection and Rejection
- Safety Limit Register for Maximum Charge Voltage and Current Limiting
- High-Efficiency Mini-USB/AC Battery Charger for Single-Cell Li-Ion and Li-Polymer Battery Packs
- Built-In Input Current Sensing and Limiting
- Integrated Power FETs for Up to 1.25-A Charge Rate
- Programmable Charge Parameters through I2C Interface (Up to 400 Kbps):
  - Input Current
  - Fast-Charge/Termination Current
  - Charge Voltage (3.5 V - 4.44 V)
  - Safety Timer
  - Termination Enable
- Synchronous Fixed-Frequency PWM Controller Operating at 3 MHz With 0% to 99.5% Duty Cycle
- Safety Timer With Reset Control
- Reverse Leakage Protection Prevents Battery Drainage
- Thermal Regulation and Protection
- Input/Output Overvoltage Protection
- Automatic Charging
- Boost Mode Operation for USB OTG
  - Input Voltage Range (VSYS): 2.5 V to 4.5 V
  - Output Voltage for VBUS: 5 V
WLED Driver
- 35-V Open LED Protection for Up to 8 LEDs
- 200-mV Reference Voltage With ±2% Accuracy
- Built-In Soft Start for WLED Boost
- Up to 90% Efficiency
Current Shunt Monitor
- Fixed Gain of 25 V/V
- Input Referred Offset Voltage Less Than ±40 µV Typical Enables Use of Shunt Resistors as Low as 20 mΩ
- Buffered Reference Voltage
Package
- 36-Ball, 0.4-mm Pitch DSBGA Package

产品应用

Mobile Phones and Smart Phones
MP3 Players
Portable Navigation Devices
Handheld Devices

产品说明

The TPS65200 device integrates a high-efficiency, USB-friendly switched-mode charger with OTG support for single-cell Li-ion and Li-polymer batteries, D+D- detection, a 50-mA fixed-voltage LDO, a high-efficiency WLED boost converter, and high-accuracy current-shunt monitor into a single chip.

The TPS65200 comes in a tiny, 2.8-mm × 2.6-mm, 36-pin, 0.4-mm pitch die size ball grid array (DSBGA).

产品器件信息

PART NUMBER	PACKAGE	BODY SIZE (NOM)
TPS65200	DSBGA (36)	2.60 mm × 2.90 mm

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