DIO3749

Version 1.0, Dec 2025

www.dioo.com

© 2025 Dioo Microcircuits Co., Ltd. Jiangsu

III

Table of Contents

1. Pin Assignment and Functions ....................................................................................................................1

2. Absolute Maximum Ratings ........................................................................................................................ 2

3. Recommended Operating Conditions .........................................................................................................2

4. ESD Ratings ................................................................................................................................................2

5. Electrical Characteristics .............................................................................................................................3

5.1. DC electrical characteristics .............................................................................................................3

5.2. AC electrical characteristics ............................................................................................................. 4

6. Typical Characteristics ................................................................................................................................ 5

7. Test Diagram ............................................................................................................................................... 6

8. Block Diagram .............................................................................................................................................7

9. Physical Dimensions: SC70-6 .....................................................................................................................8

List of Figures

Figure 1. SC70-6 (Top view) ........................................................................................................................... 1

Figure 2. Gain vs. Frequency ..........................................................................................................................5

Figure 3. Off-isolation vs. Frequency..............................................................................................................5

Figure 4. Supply current vs. Logic level ..........................................................................................................5

Figure 5. On-resistance vs. Input voltage ....................................................................................................... 5

Figure 6. Switch on resistor ............................................................................................................................ 6

Figure 7. Channel on leakage .........................................................................................................................6

Figure 8. Source off leakage ...........................................................................................................................6

Figure 9. Bandwidth ........................................................................................................................................ 6

Figure 10. Off-isolation ....................................................................................................................................6

Figure 11. Break-before-make........................................................................................................................ 7

Figure 12. Turn-on / Turn-off........................................................................................................................... 7

List of Tables

Table 1. Pin descriptions...............................................................................................................................................1

Table 2. Truth table........................................................................................................................................................1