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It has four terminal AO
generally compact to fit small electronic devices Compatibility Qi-compatible devices
TL2843 Brand Texas Instruments Type PWM Controller Package Style SMD Supply Voltage 30V Supply Current 30mA Frequency (Max) 500kHz Operating free-air Temperature Range
There is no solder link between the back of the circuit board
3V Voltage Tolerance ±5% Package Type SOD-123 Power Dissipation 500mW Reverse Leakage Current ≤ 5µA at 1V Mounting Type Surface Mount Operating Temperature -65°C to +150°C
STI9287 SOT23-6 SMD IC D92-02 It has four terminal AOThe STI9287 is a high efficiency step up (boost) converter designed to drive up to seven series connected white LEDs from a single cell Lithium Ion battery. Housed in a compact SOT 23 6 package, it is ideal for applications requiring efficient LED backlighting solutions. Features High Efficiency: Achieves up to 90% efficiency, optimizing battery life in portable devices. 1. 0MHz Constant Frequency Operation: Allows the use of small external