Features
Applications
nꢀ Shieldedꢀconstruction
nꢀ Carbonylꢀpowderꢀcore
nꢀ Highꢀsaturationꢀcurrent
nꢀ Lowꢀprofileꢀ-ꢀ1.0ꢀmm
nꢀ Inductanceꢀrange:ꢀ0.10ꢀtoꢀ10ꢀµH
nꢀ AEC-Q200ꢀqualified
nꢀ Automotiveꢀsystems:ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
-ꢀꢀDriverꢀassistantꢀ
-ꢀꢀInformationꢀ
-ꢀꢀEntertainmentꢀ
-ꢀꢀLighting
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsupplies
4R7
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
ꢀ
ꢀꢀSRP4012TAꢀSeriesꢀ-ꢀShieldedꢀPowerꢀInductors
Electrical Specifications @ 25 °C
General Specifications
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
ESD Classification (HBM).................N/A
Inductance
@ 100 KHz
/ 1 V
Q (Min.)
SRF
DCR
DCR
Irms
(A)
Bourns
Part Number
Tol.
(%)
@100 KHz (MHz) (mW) (mW)
Isat Terminal
L (µH)
/ 1 V
5
Typ.
400
200
143
120
117
80
Typ.
4.3
6.6
15.5
18
Max.
5.5
8
(A)
25
20
8.5
6.5
6
Type
SRP4012TA-R10Y
0.10
±30
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
11.5
8.5
6.5
6.0
5.3
4.0
3.5
3.0
2.8
2.3
2.0
1.7
1.5
1.4
1.3
SRP4012TA-R22M 0.22
SRP4012TA-R36M 0.36
SRP4012TA-R47M 0.47
SRP4012TA-R60M 0.60
5
10
10
10
10
10
10
10
10
10
10
10
10
10
18
20
22.5
41
26
SRP4012TA-1R0M
SRP4012TA-1R2M
SRP4012TA-1R5M
SRP4012TA-2R2M
SRP4012TA-3R3M
SRP4012TA-4R7M
SRP4012TA-5R6M
SRP4012TA-6R8M
SRP4012TA-8R2M
SRP4012TA-100M
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
8.2
10.0
47
6
70
48
56
5
Lead
Frame
62
55
63.3
80
4
1
Circuit design, component, PCB trace
58
69.2
84
3.5
3
size and thickness, airflow and other
cooling provisions all affect the part
temperature. Part temperature should be
verified in the end application.
41
97
35
128
180
300
313
410
145
208
360
376
463
2.5
2.3
1.7
1.6
1.4
30
28
25
Materials
23
Core.............................Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging..... 4000 pcs. per 13-inch reel
Recommended Layout
How to Order
5.2
(.205)
SRP4012TA - 100M
Model
Value Code (see table)
2.4
(.094)
Product Dimensions
Lead Frame Terminal
2.2
(.087)
4.45ꢀ ꢀ0.25
(.175ꢀ ꢀ.010)
Soldering Profile
4.06ꢀ ꢀ0.25
2R2
NATURAL
COOLING
(.042ꢀ ꢀ.010)
PRE-HEATING
SOLDERING
T
(260 °C / 10 seconds max.)
P
t
(245 °C / 20~40 seconds)
p
1.0ꢀ ꢀ0.2
0.76ꢀ ꢀ0.3
(.039ꢀ+ꢀ.008)
(.030ꢀ ꢀ.012)
217
200
150
60 ~ 150 seconds
60 ~ 180 seconds
480 seconds max.
2.0ꢀ ꢀ0.2
(.079ꢀ ꢀ.008)
25
ꢀ
MM
(INCHES)
DIMENSIONS:
Time (Seconds)
REFLOW TIMES: 3 MAX.
ꢀ
*ꢀꢀRoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀꢀ
ꢀꢀꢀꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀperformanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.