ADP1875 Analog Devices, ADP1875 Datasheet - Page 10

• Manufacturer Part Number: ADP1875
• Description: Synchronous Buck Controller with Constant On-Time, Valley Current Mode, and Power Saving Mode
• Manufacturer: Analog Devices

ADP1874/ADP1875
0.808
0.806
0.804
0.802
0.800
0.798
0.796
0.794
0.792
1.818
1.816
1.814
1.812
1.810
1.808
1.806
1.804
1.802
1.800
1.798
1.796
1.794
1.792
1.790
1.788
1.786
1.784
1.782
1.780
1.778
1.776
1.774
1.772
1.770
5.030
5.025
5.020
5.015
5.010
5.005
5.000
4.995
4.990
4.985
4.980
4.975
4.970
Figure 16. Output Voltage Accuracy—600 kHz, V
Figure 17. Output Voltage Accuracy—600 kHz, V
Figure 18. Output Voltage Accuracy—600 kHz, V
0
0
0
1000 2000 3000 4000 5000 6000 7000 8000
1000 2000 3000 4000 5000 6000 7000 8000 9000 10,000
1500
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
3000
V
IN
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
4500
= 13V
V
V
+125°C
+25°C
–40°C
IN
IN
V
V
V
IN
IN
IN
= 13V
= 16.5V
= 13V
= 16.5V
= 20V
6000
V
IN
7500
= 16.5V
+125°C
+25°C
–40°C
9000
OUT
OUT
10,500
OUT
9000
= 0.8 V
= 1.8 V
= 5 V
10,000
12,000
Rev. 0 | Page 10 of 44
0.807
0.805
0.803
0.801
0.799
0.797
0.795
0.793
0.791
0.789
0.787
1.820
1.815
1.810
1.805
1.800
1.795
1.790
5.04
5.03
5.02
5.01
5.00
4.99
4.98
4.97
4.96
4.95
4.94
4.93
4.92
4.91
4.90
Figure 19. Output Voltage Accuracy—1.0 MHz, V
Figure 20. Output Voltage Accuracy—1.0 MHz, V
Figure 21. Output Voltage Accuracy—1.0 MHz, V
0
0
0
0
1000 2000 3000 4000 5000 6000 7000 8000 9000
800
1600
2000
2400
V
V
3200
IN
LOAD CURRENT (mA)
LOAD CURRENT (mA)
V
IN
= 13V
IN
LOAD CURRENT (mA)
4000
= 13V
+125°C
+25°C
–40°C
= 13V
+125°C
+25°C
–40°C
4000
+125°C
+25°C
–40°C
4800
V
5600
V
IN
6000
IN
V
IN
= 16.5V
= 16.5V
6400
+125°C
+25°C
–40°C
= 16.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
7200
8000
8000
OUT
OUT
OUT
8800
= 0.8 V
= 1.8 V
=5 V
9600
10,000
10,000