Datasheet AP64351Q (Diodes) - 8
| Manufacturer | Diodes |
| Description | Automotive-compliant, 40V, 3.5A Synchronous Buck with Programmable Soft-Start Time |
| Pages / Page | 26 / 8 — AP64351Q. Typical Performance Characteristics. I Q. I S. Temperature … |
| File Format / Size | PDF / 1.4 Mb |
| Document Language | English |
AP64351Q. Typical Performance Characteristics. I Q. I S. Temperature (°C). Figure 10. IQ vs. Temperature
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Text Version of Document
AP64351Q Typical Performance Characteristics
(AP64351Q @ TA = +25°C, VIN = 12V, VOUT = 5V, CSS = 10nF, unless otherwise specified.) (continued) 30 5.0 29 4.5 28 4.0 27 3.5 26
A)
3.0
A) μ μ ( (
25
N
2.5
I Q
24
HD
2.0
I S
23 1.5 22 1.0 21 0.5 20 0.0 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150
Temperature (°C) Temperature (°C) Figure 10. IQ vs. Temperature Figure 11. ISHDN vs. Temperature
750 VIN Rising POR VIN Falling UVLO 675 3.8 600 3.7 525 3.6
)
3.5 450
Hz )
3.4
k V (
375
(
3.3
NI f sw
300
V
3.2 225 3.1 150 3.0 2.9 75 2.8 0 -50 -25 0 25 50 75 100 125 150 0.001 0.010 0.100 1.000 10.000
Temperature (°C) IOUT (A) Figure 12. VIN Power-On Reset and UVLO vs. Temperature Figure 13. fSW vs. Load VOUT (20mV/div) VOUT (100mV/div) IL (2A/div) IL (500mA/div) VSW (10V/div) VSW (10V/div) 10μs/div 2μs/div Figure 14. Output Voltage Ripple, IOUT = 50mA Figure 15. Output Voltage Ripple, IOUT = 3.5A
AP64351Q 8 of 26 June 2020 Document number: DS42746 Rev. 1 - 2
www.diodes.com
© Diodes Incorporated
(AP64351Q @ TA = +25°C, VIN = 12V, VOUT = 5V, CSS = 10nF, unless otherwise specified.) (continued) 30 5.0 29 4.5 28 4.0 27 3.5 26
A)
3.0
A) μ μ ( (
25
N
2.5
I Q
24
HD
2.0
I S
23 1.5 22 1.0 21 0.5 20 0.0 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150
Temperature (°C) Temperature (°C) Figure 10. IQ vs. Temperature Figure 11. ISHDN vs. Temperature
750 VIN Rising POR VIN Falling UVLO 675 3.8 600 3.7 525 3.6
)
3.5 450
Hz )
3.4
k V (
375
(
3.3
NI f sw
300
V
3.2 225 3.1 150 3.0 2.9 75 2.8 0 -50 -25 0 25 50 75 100 125 150 0.001 0.010 0.100 1.000 10.000
Temperature (°C) IOUT (A) Figure 12. VIN Power-On Reset and UVLO vs. Temperature Figure 13. fSW vs. Load VOUT (20mV/div) VOUT (100mV/div) IL (2A/div) IL (500mA/div) VSW (10V/div) VSW (10V/div) 10μs/div 2μs/div Figure 14. Output Voltage Ripple, IOUT = 50mA Figure 15. Output Voltage Ripple, IOUT = 3.5A
AP64351Q 8 of 26 June 2020 Document number: DS42746 Rev. 1 - 2
www.diodes.com
© Diodes Incorporated
