Lijing Wang, Baiqin Zhao, Shixuan Yang. Design of high current narrow pulse laser driving chip[J]. Infrared and Laser Engineering, 2021, 50(11): 20210034
- Infrared and Laser Engineering
- Vol. 50, Issue 11, 20210034 (2021)
Fig. 1. Structure of copper-clad ceramic DBC
Fig. 2. Multi-chip packaging process
Fig. 3. Schematic diagram of gate driving circuit
Fig. 4. Circuit of input stage interface
Fig. 5. Circuit of low dropout regulator(LDO)
Fig. 6. Circuit of output driving stage
Fig. 7. Layout of gate driving chip
Fig. 8. Test result of gate driving chip
Fig. 9. Laser driving chip and test system
Fig. 10. Waveform of laser pulse
Fig. 11. Test result of laser driving chip
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Table 1. Design index of gate driving chip
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