DN68 - ZXSC310 High power torch reference design
This design note shows a typical ZXSC310 LED driver circuit for a high powered LED torch.
The input voltage ranges from 0.7V to 1.6V with a maximum output current of 335mA at 1.4V input.
A typical schematic diagram is shown in Figure 1.
D1 VIN U1 Vcc L1 Q1 Vdrive C1 Stdn Isense Gnd C2 C3 ZXS