DIO7495

Version 1.2, Jul 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. Thermal Considerations ..............................................................................................................................3

6. Electrical Characteristics .............................................................................................................................4

7. Typical Characteristics ................................................................................................................................ 6

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

9. Application Information ................................................................................................................................9

9.1. Application example ......................................................................................................................... 9

9.2. Input capacitor ..................................................................................................................................9

9.3. Output capacitor ............................................................................................................................... 9

9.4. Fault reporting .................................................................................................................................. 9

9.5. Current limiting ................................................................................................................................. 9

9.6. Undervoltage lockout (UVLO) .......................................................................................................... 9

9.7. Real reverse-current blocking (RRCB) ...........................................................................................10

9.8. Thermal shutdown ..........................................................................................................................10

9.9. Setting current limit.........................................................................................................................10

10. Layout Guidelines ....................................................................................................................................11

11. Physical Dimensions ............................................................................................................................... 12

List of Figures

Figure 1. Timing diagram ................................................................................................................................ 5

Figure 2. IQ vs. VIN...........................................................................................................................................6

Figure 3. IQ vs. Temperature ........................................................................................................................... 6

Figure 4. RON vs. VIN........................................................................................................................................6

Figure 5. RON vs. IOUT...................................................................................................................................... 6

Figure 6. RON vs. Temperature ........................................................................................................................ 6

Figure 7. Power on ..........................................................................................................................................7

Figure 8. Power off..........................................................................................................................................7

Figure 9. Turn on .............................................................................................................................................7

Figure 10. Turn off...........................................................................................................................................7

Figure 11. OVP response time........................................................................................................................7

Figure 12. OC_flag response time..................................................................................................................7

Figure 13. tOCP................................................................................................................................................. 7