ADP1873ARMZ-0.3-R7 Analog Devices Inc, ADP1873ARMZ-0.3-R7 Datasheet - Page 11

• Manufacturer Part Number: ADP1873ARMZ-0.3-R7
• Description: 300kHz, Light Load Eff Enabled
• Manufacturer: Analog Devices Inc

Specifications of ADP1873ARMZ-0.3-R7

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 84%
• Voltage - Supply: 2.75 V ~ 20 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Frequency-max: 300kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADP1873ARMZ-0.3-R7TR

700
670
640
610
580
550
520
490
460
430
400
370
340
310
280
250
220
190
815
795
775
755
735
715
695
675
655
635
615
595
575
555
535
515
495
705
698
691
684
677
670
663
656
649
642
635
628
621
614
607
600
Figure 28. Frequency vs. Load Current, 600 kHz, V
Figure 29. Frequency vs. Load Current, 600 kHz, V
Figure 30. Frequency vs. Load Current, 600 kHz, V
0
0
0
2000
800
2000
V
V
V
V
V
V
1600
IN
IN
IN
V
V
IN
IN
IN
4000
IN
IN
= 5.5V
= 13V
= 16.5V
4000
= 5.5V
= 13V
= 16.5V
= 13V
= 16.5V
2400
6000
3200
LOAD CURRENT (mA)
LOAD CURRENT (mA)
6000
LOAD CURRENT (mA)
8000
4000
10,000
8000
4800
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
5600
12,000
10,000
6400
14,000
12,000
7200
16,000 18,000
8000
14,000
OUT
OUT
OUT
8800
+125°C
+25°C
–40°C
= 0.8 V
= 1.8 V
=5 V
16,000
9600
20,000
Rev. A | Page 11 of 40
1300
1125
1150
1075
1000
1450
1375
1300
1225
1150
1075
1000
1450
1400
1350
1300
1250
1200
1150
1100
1050
1000
925
850
775
700
625
550
475
400
925
850
775
700
625
550
Figure 31. Frequency vs. Load Current, V
Figure 32. Frequency vs. Load Current, 1.0 MHz, V
Figure 33. Frequency vs. Load Current, 1.0 MHz, V
0
0
0
2000
800
2000
V
V
V
V
V
V
V
V
IN
IN
IN
1600 2400 3200 4000 4800 5600 6400 7200
IN
IN
IN
4000
IN
IN
= 5.5V
= 13V
= 16.5V
= 5.5V
= 13V
= 16.5V
4000
= 13V
= 16.5V
6000
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
6000
8000
8000
10,000
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
ADP1872/ADP1873
12,000
10,000
MIN-OFF TIME
ENCROACHMENT
14,000
OUT
12,000
= 1.0 MHz, 0.8 V
16,000 18,000
14,000
OUT
OUT
+125°C
+25°C
–40°C
= 1.8 V
= 4 V
16,000
20,000
8000