SRR1280A-471K [BOURNS]
General Purpose Inductor,;
| 型号： | SRR1280A-471K |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | General Purpose Inductor, 电感器 |
| 文件： | 总3页 (文件大小：510K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
Applications
■ Shielded construction
■ Automotive systems:
- Driver assistant
- Information
■ Inductance range: 4.7 to 1000 µH
■ Heating current up to 8.2 A
■ AEC-Q200 qualified
- Entertainment
- Lighting
470
■ RoHS compliant* and halogen free**
■ DC/DC converters
■ Power supplies
SRR1280A Series - Shielded Power Inductors
Electrical Specifications @ 25 °C
General Specifications
Operating Temperature
Inductance
Bourns
Test
Freq.
(MHz)
SRF
(MHz)
Typ.
DCR
(mΩ)
Max.
Q
I rms
(A)
................................-40 °C to +125 °C
(Temperature rise included)
I sat
(A)
L
Tol.
Test Frequency/
Voltage
Part Number
(Ref.)
(µH) (%)
Storage Temperature
SRR1280A-4R7Y 4.7 ±±0
SRR1280A-6R8Y 6.8 ±±0
SRR1280A-8R2Y 8.2 ±±0
100 KHz/1 V
100 KHz/1 V
100 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
1 KHz/1 V
22
20
22
24
26
26
24
20
26
28
24
24
24
20
20
18
16
24
24
24
20
18
20
20
20
26
20
40
7.96
7.96
±0
22
20
17
15
1±
12
11
10
9.5
8.5
7.5
7
6.5
5
4.5
4.±
4.1
4
±.4
±.1
2.9
2.7
2.2
2
15.5
18.5
20.5
19.5
28.0
28.5
±5.0
±8.6
52.0
57.0
70.0
80.0
8.20 8.80
7.60 8.00
6.20 6.80
6.00 6.±0
5.60 6.00
5.20 5.00
4.80 4.60
4.±0 4.10
±.90 ±.70
±.50 ±.±0
±.20 ±.10
2.90 2.80
................................-40 °C to +125 °C
Resistance to Soldering Heat
.............................+245 °C for 10 sec.
Temperature Rise
7.96
SRR1280A-100M
SRR1280A-120M
SRR1280A-150M
SRR1280A-180M
SRR1280A-220M
SRR1280A-270M
SRR1280A-±±0M
SRR1280A-±90M
SRR1280A-470M
SRR1280A-560M
SRR1280A-680M
SRR1280A-820M
10 ±20
12 ±20
15 ±20
18 ±20
22 ±20
27 ±20
±± ±20
±9 ±20
47 ±20
56 ±20
68 ±20
82 ±20
2.52
......................40 °C typ. at rated I rms
Inductance Drop.......... 25 % typ. at I sat
2.52
2.52
2.52
Materials
2.52
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging.................... 400 pcs. per reel
2.52
2.52
2.52
2.52
Product Dimensions
2.52
100.0 2.60 2.50
120.0 2.40 2.±0
1±0.0 2.±0 2.20
150.0 2.10 2.00
200.0 1.95 1.95
270.0 1.85 1.90
±00.0 1.75 1.88
400.0 1.60 1.70
450.0 1.20 1.60
600.0 1.10 1.40
680.0 1.00 1.40
880.0 0.90 1.25
960.0 0.80 1.15
1±00.0 0.75 0.97
1500.0 0.70 0.94
1700.0 0.68 0.80
2.52
12.5 0.3
(.492 .012)
2.52
SRR1280A-101M 100 ±20
SRR1280A-121K 120 ±10
SRR1280A-151K 150 ±10
SRR1280A-181K 180 ±10
SRR1280A-221K 220 ±10
SRR1280A-271K 270 ±10
SRR1280A-±±1K ±±0 ±10
SRR1280A-±91K ±90 ±10
SRR1280A-471K 470 ±10
SRR1280A-561K 560 ±10
SRR1280A-681K 680 ±10
SRR1280A-821K 820 ±10
SRR1280A-102K 1000 ±10
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
12.5 0.3
(.492 .012)
100
7.5 0.5
(.295 .020)
1.7
1.4
1.±
5.0 0.3
(.197 .012)
How to Order
Electrical Schematic
SRR1280A - 100M
7.0
TYP.
(.276)
Model
Value Code (see table)
Recommended Layout
5.4
2.9
(.213)
(.114)
6.8
(.268)
*
RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be
“halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less;
and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
Specifications are subject to change without notice.
2.9
(.114)
MM
DIMENSIONS:
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device
performance may vary over time.
Users should verify actual device performance in their specific applications.
(INCHES)
SRR1280A Series - Shielded Power Inductors
Soldering Profile
Peak Temperatureꢀꢁꢁ245 ഒ max.
Max. Peak Temperature -5 ഒꢀꢁꢁ30 sec. max.
Max. Time Above 217 ഒ: 60~150 sec. max.
Temperature
Rising Area
Preheat
Area
Reflow
Area
Forced
Cooling Area
+4.0 °C/Sec. Max.
150~200 °C / 60~120 Sec.
+3.0 °C/Sec. Max.
-(1.0~5.0) °C/Sec. Max.
Peak Temperature: 245 °C
250
200
150
100
50
217 °C
60~150 Sec.
60 Sec.
Max.
60~120 Sec.
50
100
150
200
250
0
Time (Seconds)
L vs. IDC
SRR1280A-4R7Y
SRR1280A-471K
4.50
4.40
4.30
4.20
4.10
4.00
3.90
3.80
3.70
3.60
3.50
500.0
450.0
400.0
350.0
300.0
250.0
200.0
150.0
100.0
50.0
L @ 25 ℃
L @ 125 ℃
L@ 25 ℃
L @ 125 ℃
1.0 1.2
0.0
0.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0
0.2
0.4
0.6
0.8
IDC (A)
IDC (A)
SRR1280A-102K
SRR1280A-270M
30.0
25.0
20.0
15.0
10.0
1,200.0
1,000.0
800.0
600.0
400.0
200.0
0.0
5.0
0.0
L @ 25 ℃
L @ 125 ℃
L@ 25 ℃
L @ 125 ℃
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
IDC (A)
IDC (A)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
SRR1280A Series - Shielded Power Inductors
Temperature vs. IDC
SRR1280A-4R7Y
SRR1280A-471K
70.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0.0
Ⴄ T @ 25 ℃
Ⴄ T @ 25 ℃
60.0
50.0
40.0
30.0
20.0
10.0
0.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
IDC (A)
IDC (A)
SRR1280A-270M
SRR1280A-102K
70.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0.0
Ⴄ T @ 25 ℃
Ⴄ T @ 25 ℃
60.0
50.0
40.0
30.0
20.0
10.0
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
0.8
IDC (A)
IDC (A)
Packaging Specifications
330
(12.99)
2.0 0.5
(.079 .020)
30.4
(1.197)
DIA.
13.0
(.512)
DIA.
21.0 0.8
(.827 .031)
50.0 -0
(1.97 -0)
13.0
(.512)
DIA.
26 +0
(1.024 +0)
24.0
(.945)
4.0
(.157)
END
START
24
(.945)
MM
(INCHES)
DIMENSIONS:
100
100
100
USER DIRECTION OF FEED
QTY: 400 PCS. PER REEL
20.0
(.787)
NO COMPONENT
400
NO COMPONENT
COMPONENTS
200
(7.87)
(15.75)
REV. 09/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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