TP5000X
The TP5000X is a single-cell lithium battery switch-mode step-down charging management chip. Its ESOP8 package and simple external circuitry make the TP5000X ideal for high-current charging management applications in portable devices. The TP5000X also incorporates input overcurrent, undervoltage, chip overtemperature, short-circuit, battery temperature monitoring, reverse battery protection, and input overvoltage shutdown (OVP) functions. The TP5000X features a wide input voltage range and divides battery charging into three stages: trickle pre-charge, constant current, and constant voltage. The constant current charging current is adjusted via an external resistor, with a maximum charging current of 2A. The TP5000X uses an 800kHz switching operating mode, allowing for smaller external components and maintaining low heat generation during high-current charging. The TP5000X integrates a power PMOSFET and anti-reverse current circuit, eliminating the need for external protection such as anti-reverse Schottky diodes.
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- Product Description
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- Commodity name: TP5000X
- 封装: ESOP8
- 品牌: Topin Microelectronics
The TP5000X is a single-cell lithium battery switch-mode step-down charging management chip. Its ESOP8 package and simple external circuitry make the TP5000X ideal for high-current charging management applications in portable devices. The TP5000X also incorporates input overcurrent, undervoltage, chip overtemperature, short-circuit, battery temperature monitoring, reverse battery protection, and input overvoltage shutdown (OVP) functions. The TP5000X features a wide input voltage range and divides battery charging into three stages: trickle pre-charge, constant current, and constant voltage. The constant current charging current is adjusted via an external resistor, with a maximum charging current of 2A. The TP5000X uses an 800kHz switching operating mode, allowing for smaller external components and maintaining low heat generation during high-current charging. The TP5000X integrates a power PMOSFET and anti-reverse current circuit, eliminating the need for external protection such as anti-reverse Schottky diodes.
Single-cell lithium battery4.2VAdaptive power input (adapts to different power adapter inputs)Input power OVP function (input overvoltage protection)Programmable charging current, 0.1A--2AWide operating voltage, maximum up to9VBuilt-in power MOSFET, switching mode operation, low device heat generationSimple external components.Programmable pre-charge current, 10%--100% (QFN16)No external anti-reverse Schottky diode requiredTwo LED charging status indicatorsChip temperature protection, overcurrent protection, undervoltage protectionBattery temperature protection, battery reverse connection shutdown, short circuit protectionSwitching frequency 800KHz, usable inductance 2.2uH-10uHLess than 1% full stop voltage control accuracyTrickle, constant current, constant voltage three-stage charging, protects the batteryPackage ESOP8
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