DR73-681-R Cooper/Bussmann, DR73-681-R Datasheet - Page 3

• Manufacturer Part Number: DR73-681-R
• Description: Power Inductors 680uH 0.31A 3.47ohms
• Manufacturer: Cooper/Bussmann

Specifications of DR73-681-R

• Inductance: 680 uH
• Tolerance: 20 %
• Maximum Dc Current: 0.31 Amp
• Maximum Dc Resistance: 3.47 Ohms
• Dimensions: 7.6 mm W x 7.6 mm L x 3.55 mm H
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(1) Open Circuit Inductance Test Parameters: 100kHz, 0.25V rms , 0.0Adc.
(2) RMS current for an approximate ∆T of 40°C without core loss. It is recommended that the
(3) Peak current for approximate 30% roll off at 20°C.
(4) DCR limits @ 20°C.
(5) Applied Volt-Time product (V-µS) across the inductor. This value represent the applied V-µS
1207
temperature of the part not exceed 125°C.
at 100kHz necessary to generate a core loss equal to 10% of the total losses for 40°C
temperature rise.
DR127-R47-R
DR127-1R0-R
DR127-1R5-R
DR127-2R2-R
DR127-3R3-R
DR127-4R7-R
DR127-6R8-R
DR127-8R2-R
DR127-100-R
DR127-150-R
DR127-220-R
DR127-330-R
DR127-470-R
DR127-680-R
DR127-820-R
DR127-101-R
DR127-151-R
DR127-221-R
DR127-331-R
DR127-471-R
DR127-681-R
DR127-821-R
DR127-102-R
Part Number
BU-SB07327
Inductance
Rated
1000
(µH)
0.47
1.00
1.50
2.20
3.30
4.70
6.80
8.20
10.0
15.0
22.0
33.0
47.0
68.0
82.0
100
150
220
330
470
680
820
+/-20%
OCL
0.419
0.821
1.357
2.027
2.831
4.841
7.387
8.861
10.47
14.09
22.93
33.92
47.05
66.48
79.75
99.31
144.9
221.5
323.6
467.1
676.7
818.1
1005
(µH)
(1)
Page 3 of 6
I rms
Amps
17.9
15.5
13.5
12.5
10.5
8.25
7.34
6.32
6.04
5.03
4.00
3.23
2.95
2.44
2.09
1.96
1.59
1.29
1.04
0.85
0.76
0.65
0.61
(2)
6) Part number definition: DRxxx-yyy-R
DRxxx = product code and size,
-yyy = inductance value in µH,
R = decimal point. If no R is present, third character = # of zeros
-R suffix = RoHS compliant
Amps
I sat
Peak
56.0
40.0
31.1
25.5
21.5
16.5
13.3
12.2
11.2
9.66
7.57
6.22
5.28
4.44
4.06
3.64
3.01
2.43
2.01
1.68
1.39
1.27
1.14
(3)
Data Sheet 4315
0.00195
0.00313
0.00341
0.00402
0.00567
0.00917
0.0116
0.0157
0.0172
0.0247
0.0391
0.0600
0.0719
DCR
0.105
0.143
0.163
0.247
0.376
0.574
0.861
Typ.
1.08
1.47
1.66
(Ω Ω )
(4)
Volt-µSec
Typ.
3.50
4.90
6.30
7.70
9.10
11.9
14.7
16.1
17.5
20.3
25.9
31.5
37.1
44.1
48.3
53.9
65.1
80.5
97.3
117
141
155
172
(5)