Datasheet

Features
■ Shielded construction
■ Carbonyl powder core
■ High saturation current
■ Inductance range: 0.1 to 22 µH
■ AEC-Q200 compliant
■ RoHS compliant* and halogen free**
SRP4020TA Series - Shielded Power Inductors
Test Voltage ....................................1.0 V
Test Frequency ......................... 100 KHz
Operating Temperature
................................-40 °C to +150 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Rated Current
............ Inductance drops 20 % at Isat
Temperature Rise .....40 °C at rated Irms
Resistance to Soldering Heat
........................ +260 °C, 40 sec. max.
Moisture Sensitivity Level ..................... 1
.................N/A
1
Circuit design, component, PCB trace
cooling provisions all affect the part
temperature. Part temperature should be
Core ............................. Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging ..... 3000 pcs. per 13-inch reel
Materials
Product Dimensions
Recommended Layout
DIMENSIONS:
MM
(INCHES)
How to Order
SRP4020TA - 100M
Model
Value Code (see table)
*RoHS & AEC COMPLIANT
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Bourns
Part Number
Inductance
@ 100 KHz
/ 1 V
Q (Min.)
@100 KHz
/ 1 V
SRF
(MHz)
Typ.
DCR
(mΩ)
Typ.
DCR
(mΩ)
Max.
Irms
(A)
Isat
(A)
Terminal
Type
L
(μH)
Tol.
(%)
SRP4020TA-R10Y 0.10 ±30 5 300 3.2 4 12 35
Lead
Frame
SRP4020TA-R22Y 0.22 ±30 10 270 6.6 7.3 11 24
SRP4020TA-R33M 0.33 ±20 10 130 7.8 8.6 10 18
SRP4020TA-R47M 0.47 ±20 10 120 11.2 14 8.0 12
SRP4020TA-R56M 0.56 ±20 10 105 13.5 16 7.3 10
SRP4020TA-R68M 0.68 ±20 10 100 16 19 7.0 10
SRP4020TA-1R0M 1.0 ±20 10 65 22 27 5.0 8.5
SRP4020TA-1R2M 1.2 ±20 10 64 25 30 4.8 7.8
SRP4020TA-1R5M 1.5 ±20 10 62 34.8 42 4.5 7.0
SRP4020TA-2R2M 2.2 ±20 10 45 51 61 4.0 6.0
SRP4020TA-3R3M 3.3 ±20 10 40 69 76 3.5 4.0
SRP4020TA-4R7M 4.7 ±20 10 27 95 105 2.6 3.5
SRP4020TA-5R6M 5.6 ±20 10 25 112 125 2.2 3.0
SRP4020TA-6R8M 6.8 ±20 10 24 150 172 2.1 2.8
SRP4020TA-8R2M 8.2 ±20 10 21 158 180 2.0 2.5
SRP4020TA-100M 10.0 ±20 10 19 215 243 1.8 2.3
SRP4020TA-150M 15.0 ±20 10 17 325 374 1.5 1.9
SRP4020TA-220M 22.0 ±20 10 12 470 500 1.2 1.4
4.45 ± 0.25
(.175 ± .010)
1.8 ± 0.2
(.071 + .008)
4.06 ± 0.25
(.160 ± .010)
2.0 ± 0.2
(.079 ± .008)
0.76 ± 0.3
(.030 ± .012)
2R2
2R2
Lead Frame Terminal
25
Time (Seconds)
REFLOW TIMES: 3 MAX.
Temperature (°C)
150
200
217
t
p
(245 °C / 20~40 seconds)
T
P
(260 °C / 10 seconds max.)
PRE-HEATING SOLDERING
NATURAL
COOLING
60 ~ 150 seconds
60 ~ 180 seconds
480 seconds max.
Electrical Schematic
5.2
(.205)
2.2
(.087)
2.4
(.094)
**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.
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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 his documet nt, and at www.bourns.com/docs/legal/disclaimer.pdf