ADP1871ACPZ-1.0-R7 Analog Devices Inc, ADP1871ACPZ-1.0-R7 Datasheet - Page 31

• Manufacturer Part Number: ADP1871ACPZ-1.0-R7
• Description: 1.0MHz, Light Load Eff Enabled
• Manufacturer: Analog Devices Inc

Specifications of ADP1871ACPZ-1.0-R7

• Frequency - Max: 1MHz
• Pwm Type: Current Mode
• Number Of Outputs: 1
• Duty Cycle: 45%
• Voltage - Supply: 2.95 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-WFDFN, CSP Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADP1871ACPZ-1.0-R7; ADP1871ACPZ-1.0-R7TR

EXTERNAL COMPONENT RECOMMENDATIONS
The configurations listed in Table 10 are with f
(BSC042N03MS G), V
The ADP1871 models listed in Table 10 are the PSM versions of the device.
Table 10. External Component Values
SAP Model
ADP1870ARMZ-0.3-R7/
ADP1870ARMZ-0.6-R7/
ADP1870ARMZ-1.0-R7/
ADP1871ARMZ-0.3-R7
ADP1871ARMZ-0.6-R7
ADP1871ARMZ-1.0-R7
REG
= 5 V (float), and a maximum load current of 14 A.
ADP1870
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDW
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDX
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
LDY
Marking Code
ADP1871
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDG
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDM
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
LDN
CROSS
= 1/12 × f
V
(V)
0.8
1.2
1.8
2.5
3.3
5
7
1.2
1.8
2.5
3.3
5
7
0.8
1.2
1.8
2.5
1.2
1.8
2.5
3.3
5
1.2
1.8
2.5
3.3
5
7
0.8
1.2
1.8
2.5
1.2
1.8
2.5
3.3
5
1.2
1.8
2.5
3.3
OUT
V
(V)
13
13
13
13
13
13
13
16.5
16.5
16.5
16.5
16.5
16.5
5.5
5.5
5.5
5.5
13
13
13
13
13
16.5
16.5
16.5
16.5
16.5
16.5
5.5
5.5
5.5
5.5
13
13
13
13
13
16.5
16.5
16.5
16.5
Rev. A | Page 31 of 44
SW
IN
, f
ZERO
C
(μF)
5 × 22
5 × 22
4 × 22
4 × 22
5 × 22
4 × 22
4 × 22
4 × 22
3 × 22
3 × 22
3 × 22
3 × 22
3 × 22
5 × 22
5 × 22
5 × 22
5 × 22
3 × 22
5 × 10
5 × 10
5 × 10
5 × 10
3 × 10
4 × 10
4 × 10
4 × 10
4 × 10
4 × 10
5 × 22
5 × 22
3 × 22
3 × 22
3 × 10
4 × 10
4 × 10
5 × 10
4 × 10
3 × 10
3 × 10
4 × 10
4 × 10
IN
= ¼ × f
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
9
9
9
9
9
9
9
9
9
2
2
2
2
9
9
9
9
9
9
9
9
9
2
9
CROSS
C
(μF)
5 × 560
4 × 560
4 × 270
3 × 270
2 × 330
330
22
4 × 560
4 × 270
4 × 270
2 × 330
2 × 150
22
4 × 560
4 × 270
3 × 270
3 × 180
5 × 270
3 × 330
3 × 270
2 × 270
150
4 × 270
2 × 330
3 × 270
330
4 × 47
3 × 47
4 × 270
2 × 330
3 × 180
270
3 × 330
3 × 270
270
270
3 × 47
4 × 270
3 × 270
3 × 180
270
OUT
2
2
, R
+ ( 4 × 47
5
+ 4 × 47
7
5
4
4
4
4
RES
6
6
6
3
4
3
4
4
5
3
4
4
4
5
4
4
4
5
4
4
5
8
5
4
4
4
8
3
4
5
7
8
= 100 kΩ, R
6
6
)
L
(μH)
0.72
1.0
1.0
1.53
2.0
3.27
3.44
1.0
1.0
1.67
2.00
3.84
4.44
0.22
0.47
0.47
0.47
0.47
0.47
0.90
1.00
1.76
0.47
0.72
0.90
1.0
2.0
2.0
0.22
0.22
0.22
0.22
0.22
0.47
0.47
0.72
1.0
0.47
0.47
0.72
0.72
1
BOT
= 15 kΩ, R
R
(kΩ)
47
47
47
47
47
34
34
47
47
47
47
34
34
47
47
47
47
47
47
47
47
34
47
47
47
47
34
34
47
47
47
47
47
47
47
47
34
47
47
47
47
C
ADP1870/ADP1871
ON
C
(pF)
740
740
571
571
571
800
800
740
592
592
592
829
829
339
326
271
271
407
307
307
307
430
362
326
326
296
415
380
223
223
163
163
233
210
210
210
268
326
261
233
217
COMP
= 5.4 mΩ
C
(pF)
74
74
57
57
57
80
80
74
59
59
59
83
83
34
33
27
27
41
31
31
31
43
36
33
33
30
41
38
22
22
16
16
23
21
21
21
27
33
26
23
22
PAR
5.0
15.0
30.0
47.5
67.5
15.0
30.0
47.5
67.5
110.0
160.0
5.0
15.0
30.0
47.5
15.0
30.0
47.5
67.5
15.0
30.0
47.5
5.0
15.0
30.0
15.0
30.0
15.0
30.0
47.5
R
(kΩ)
110.0
160.0
110.0
67.5
110.0
160.0
47.5
47.5
67.5
110.0
67.5
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