ADP1873ARMZ-0.3-R7 Analog Devices Inc, ADP1873ARMZ-0.3-R7 Datasheet - Page 12

• 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

ADP1872/ADP1873
2.658
2.657
2.656
2.655
2.654
2.653
2.652
2.651
2.650
2.649
100
95
90
85
80
75
70
65
60
55
50
45
40
Figure 36. Maximum Duty Cycle vs. High Voltage Input (V
84
82
80
78
76
74
72
70
68
66
64
62
60
58
56
54
52
50
48
46
44
42
40
300
3.6
–40
Figure 35. Maximum Duty Cycle vs. Frequency
4.8
–20
400
V
V
6.0
DD
DD
Figure 34. UVLO vs. Temperature
= 3.6V
= 5.5V
0
500
7.2
FREQUENCY (kHz)
TEMPERATURE (°C)
20
8.4
600
9.6
V
40
IN
+125°C
+25°C
–40°C
(V)
10.8 12.0 13.2 14.4 15.6
V
V
V
700
DD
DD
DD
60
= 2.7V
= 3.6V
= 5.5V
800
80
900
100
+125°C
+25°C
–40°C
120
IN
1000
)
Rev. A | Page 12 of 40
800
720
640
560
480
400
320
240
160
680
630
580
530
480
430
380
330
280
230
180
680
630
580
530
480
430
380
330
280
230
180
80
300
Figure 38. Minimum Off-Time vs. V
2.7
–40
Figure 39. Internal Rectifier Drop vs. Frequency
Figure 37. Minimum Off-Time vs. Temperature
–20
400
3.1
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
= 2.7V
= 3.6V
= 5.5V
= 2.7V
= 3.6V
= 5.5V
0
500
3.5
FREQUENCY (kHz)
TEMPERATURE (°C)
20
600
3.9
V
DD
+125°C
+25°C
–40°C
40
(V)
700
4.3
DD
60
(Low Input Voltage)
800
4.7
80
900
100
5.1
+125°C
+25°C
–40°C
120
1000
5.5