Maxim Introduces MAX8844/MAX8845 28V, Dual-/Single-Input, Linear Li+ Battery Chargers with Battery Detection and Overvoltage-Protected Outputs

Fri, Aug 21st, 2009. In Automation, IC, Chip, SoC, Power, Semiconductor
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The MAX8844/MAX8845 enhance flexibility by providing resistor-adjustable fast-charge and top-off current thresholds. The MAX8844/MAX8845 are ideal for space-constrained applications such as cell phones and smartphones. The MAX8844 has two overvoltage-protected LDO outputs for supplying low-voltage-rated USB or charger inputs, while the MAX8845 has a single overvoltage-protected LDO output. This integration eliminates the need for external overvoltage-protection ICs. Both devices integrate a battery-pack detection circuit that disables the charger when the battery pack is absent. The MAX8844 is packaged in a 3mm x 3mm, 14-pin TDFN, while the MAX8845 is available in a 3mm x 3mm, 12-pin TQFN package…

MAX8845
MAX8845


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