SRR0745A Series Datasheet by Bourns Inc.

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BOU'RNS' — Eleculcal Speclflcatlons @ 25 ”c General Specl'lcallons "'KrFacmr To ca‘cu‘ate cove flux densmy, Eprp 19mg = K x LtyH) x ' \
Features
Shielded construction
Inductance range: 10 to 1000 μH
Heating current up to 2.1 A
Dimensions: 7.3 x 7.3 x 4.5 mm
AEC-Q200 qualified
RoHS compliant* and halogen free**
SRR0745A Series - Shielded Power Inductors
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Solder Heat
.............................+250 °C for 10 sec.
Temperature Rise
.......................40 °C typ. at rated Irms
Inductance drop ...................25 % at Isat
Core ..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging .................. 1000 pcs. per reel
Materials
Product Dimensions
*RoHS COMPLIANT
& AEC-Q200 QUALIFIED
DIMENSIONS: MM
(INCHES)
Recommended Layout
Bourns
Part Number
Inductance
@ 1 kHz / 1 V
DCR
(Ω)
Max.
I rms
(A)
I sat
(A)
***K-
Factor
L (μH) Tol. (%)
SRR0745A-100M 10 ±20 0.052 2.1 2.5 112
SRR0745A-120M 12 ±20 0.062 2.0 2.3 98
SRR0745A-150M 15 ±20 0.075 1.9 2.1 88
SRR0745A-180M 18 ±20 0.09 1.8 1.95 83
SRR0745A-220M 22 ±20 0.096 1.65 1.75 72
SRR0745A-270M 27 ±20 0.13 1.45 1.62 66
SRR0745A-330M 33 ±20 0.15 1.35 1.45 59
SRR0745A-390M 39 ±20 0.19 1.17 1.3 55
SRR0745A-470M 47 ±20 0.21 1.05 1.2 50
SRR0745A-560M 56 ±20 0.24 0.95 1.1 47
SRR0745A-680M 68 ±20 0.3 0.86 0.96 41
SRR0745A-820M 82 ±20 0.4 0.78 0.9 38
SRR0745A-101M 100 ±20 0.45 0.7 0.78 34
SRR0745A-121M 120 ±20 0.55 0.6 0.7 32
SRR0745A-151M 150 ±20 0.76 0.48 0.58 29
SRR0745A-181M 180 ±20 0.82 0.46 0.54 26
SRR0745A-221M 220 ±20 0.95 0.42 0.5 23
SRR0745A-271M 270 ±20 1.2 0.38 0.46 22
SRR0745A-331M 330 ±20 1.5 0.34 0.4 20
SRR0745A-391M 390 ±20 1.85 0.32 0.36 18
SRR0745A-471M 470 ±20 2.2 0.29 0.34 16
SRR0745A-561M 560 ±20 2.6 0.26 0.3 15
SRR0745A-681M 680 ±20 2.8 0.24 0.28 13
SRR0745A-821M 820 ±20 3.5 0.22 0.26 12
SRR0745A-102M 1000 ±20 4.1 0.2 0.24 11
7.30 ± 0.2
(.287 ± .008)
7.30 ± 0.2
(.287 ± .008)
4.50 ± 0.2
(.177 ± .008)
4.60
(.181)
TYP.
TYP.
2.00
(.079)
2.40
(.094)
1.50
(.059)
1.50
(.059) 4.80
(.189)
Δ I (peak-to-peak ripple current,
A),
determine core loss from Core Loss vs. Flux Density plot.
Flux Density Bp-p (gauss)
10
100
1000
1
100
800 KHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
100001000
0.1
0.01
10000
Core Loss (mW)
10 KHz
Core Loss vs. Flux Density
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** 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. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
BOURNS‘ éo—Wo BOURNS' Asia-Pacific:
0.0
10.0
20.0
30.0
40.0
50.0
60.0
1.2 1.5 1.80.90.60.30.0
1.66 2.001.331.000.33 0.670.0
IDC (A)
L (µH)
IDC (A)
ΔT (°C)
L @ 25 °C L @ 125 °C
ΔT @ 25 °C
0.0
20.0
40.0
60.0
80.0
0.0
60.0
30.0
90.0
120.0
0.9 1.20.60.30.0
1.00 1.20 1.400.800.40 0.600.200.0
IDC (A)
L (µH)
IDC (A)
ΔT (°C)
L @ 25 °C L @ 125 °C
ΔT @ 25 °C
0.0
20.0
40.0
60.0
80.0
0.0
100.0
150.0
200.0
50.0
250.0
0.80.60.40.20.0
1.000.60 0.800.400.200.0
IDC (A)
L (µH)
IDC (A)
ΔT (°C)
L @ 25 °C L @ 125 °C
ΔT @ 25 °C
0.0
10.0
20.0
30.0
40.0
50.0
60.0
SRR0745A-470M SRR0745A-101M SRR0745A-221M
SRR0745A-470M SRR0745A-101M SRR0745A-221M
SRR0745A Series - Shielded Power Inductors
Inductance vs. IDC
Temperature Rise vs. IDC
Electrical Schematic
How to Order
SRR0745A - 100M
Model
Value Code (see table)
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
BOURNS ‘ Soldering Profile "C THICKNESS u w 1 004) MAX packaging Specifications EMBOSSED cmrv MBOSSEE/ mama i fifl fi fi 000000/ 000‘0000‘00$$00000000000 (00000000
3312 - 2 mm SMD Trimming Potentiometer SRR0745A Series - Shielded Power Inductors
REV. 02/17
USER DIRECTION OF FEED
200
(7.87)
NO COMPONENT NO COMPONENTCOMPONENTS
400
(15.75)
START
4.0
(.157)
12.0
(.472)
END
DIMENSIONS: MM
(INCHES)
QTY: 1000 PCS. PER REEL
16.0
(.630)
18 +0
(.709 +0)
22.4
(.882)
2.0 ± 0.5
(.079 ± .020)
50.0 -0
(1.97 -0)
330
(12.99)DIA.
13.0 ± 0.5
(.512 ± .020) DIA.
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
200
Max. Peak Temperature -5 30 sec. max.
Max. Time Above 217 : 60~150 sec. max.
Peak Temperature 250 max.
250
150
200
100
50
0
Temperature (°C)
10050 150
Time (Seconds)
+4.0 °C/Sec. Max. 150~200 °C / 60~120 Sec. +3.0 °C/Sec. Max. -(1.0~5.0) °C/Sec. Max.
Temperature
Rising Area
Preheat
Area
Reflow
Area
Forced
Cooling Area
250
Peak Temperature: 250 °C
217 °C
60~120 Sec.
60 Sec.
Max.
60~150 Sec.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
BOURNS'
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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