STw4141

Electrical characteristics

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2.5

Soft start

To avoid spikes on battery during STw4141 start-up sequence, a smooth start-up is

implemented. Reference voltage grows up less than 600 µs until it achieves is final target.

Therefore, STw4141 start up is smooth and secure for the overall mobile phone.

Figure 2.

Smooth start-up sequence

2.6

Figure 3.