Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
PL
IA
N
Features
Applications
n
Automotive systems:
- Driver assistant
T
AE
C *
A P Ro
PR HS
OV C
ED OM
(S PL
el IAN
ec T
t M
od
el
s)
R2
2
0.10
0.22
0.33
0.47
0.56
0.68
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
8.2
10.0
15.0
22.0
Inductance
@ 100 KHz
/1V
L
Tol.
(µH)
(%)
&
A
EC
C
O
n
Shielded construction
n
Carbonyl powder core
n
High saturation current
n
Inductance range: 0.1 to 22 µH
n
AEC-Q200 compliant
n
RoHS compliant* and halogen free**
M
- Information
- Entertainment
- Lighting
n
DC/DC converters
n
Power supplies
*R
oH
S
SRP4020TA Series - Shielded Power Inductors
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
1
Circuit design, component, PCB trace
Electrical Specifications @ 25 °C
Bourns
Part Number
SRP4020TA-R10Y
SRP4020TA-R22Y
SRP4020TA-R33M
SRP4020TA-R47M
SRP4020TA-R56M
SRP4020TA-R68M
SRP4020TA-1R0M
SRP4020TA-1R2M
SRP4020TA-1R5M
SRP4020TA-2R2M
SRP4020TA-3R3M
SRP4020TA-4R7M
SRP4020TA-5R6M
SRP4020TA-6R8M
SRP4020TA-8R2M
SRP4020TA-100M
SRP4020TA-150M
SRP4020TA-220M
±30
±30
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
Q (Min.)
@100 KHz
/1V
5
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SRF
(MHz)
Typ.
300
3.2
270
6.6
130
7.8
120
11.2
105
13.5
100
16
65
4.06 ± 0.25
22
(.160 ± .010)
64
25
62
34.8
45
51
40
0.76 ± 0.3
69
(.030 ± .012)
27
95
25
112
24
150
21
158
19
215
17
2.0 ± 0.2
325
12
(.079 ± .008)
470
DCR
(mW)
Typ.
DCR
(mW)
Max.
4
7.3
8.6
14
16
19
27
30
42
61
76
105
125
172
180
243
374
500
12
35
11
4.45 ± 0.25
24
(.175 ± .010)
18
10
8.0
12
7.3
10
7.0
10
5.0
2R2
8.5
4.8
7.8
Lead
4.5
7.0
Frame
4.0
6.0
1.8 ± 0.2
3.5
4.0
(.071 + .008)
2.6
3.5
2.2
3.0
2.1
2.8
2.0
2.5
1.8
2.3
1.5
1.9
1.2
1.4
Irms
(A)
Isat
(A)
Terminal
Type
size and thickness, airflow and other
cooling provisions all affect the part
temperature. Part temperature should be
verified in the end application.
Materials
How to Order
Recommended Layout
SRP4020TA - 100M
Model
Value Code (see table)
5.2
(.205)
Core .............................Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging ..... 3000 pcs. per 13-inch reel
Product Dimensions
2.4
(.094)
Lead Frame Terminal
4.45 ± 0.25
(.175 ± .010)
2.2
(.087)
Soldering Profile
PRE-HEATING
SOLDERING
TP (260 °C / 10 seconds max.)
tp (245 °C / 20~40 seconds)
4.06 ± 0.25
(.160 ± .010)
2R2
1.8 ± 0.2
(.071 + .008)
NATURAL
COOLING
0.76 ± 0.3
(.030 ± .012)
Temperature (°C)
217
200
150
60 ~ 180 seconds
60 ~ 150 seconds
2.0 ± 0.2
(.079 ± .008)
25
480 seconds max.
MM
DIMENSIONS:
(INCHES)
Time (Seconds)
Electrical Schematic
(.205)
2.4
(.094)
5.2
REFLOW TIMES: 3 MAX.
* 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.
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.
2.2
(.087)
SRP4020TA Series - Shielded Power Inductors
SRF0504 Series - Line Filter
L vs. I Charts
0.20
SRP4020TA-R10Y
100
0.4
SRP4020TA-R22Y
80
70
0.60
SRP4020TA-R33M
100
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
Inductance ( H)
0.15
0.3
60
50
0.45
70
60
50
40
30
20
10
0
18
60
0.10
40
0.05
20
0
30
0.2
40
30
0.30
0.1
20
10
0.15
0
0
6
12
18
24
0
0
4.5
9
13.5
0
18
0
0
4.5
9
13.5
DC Current (A)
DC Current (A)
DC Current (A)
0.8
SRP4020TA-R47M
80
70
1.2
SRP4020TA-R56M
80
70
1.2
SRP4020TA-R68M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
50
0.4
40
30
0.2
20
10
0
0
3
6
9
0
12
50
0.6
40
30
0.3
20
10
0
0
2.2
4.4
6.6
8.8
0
11.0
Inductance ( H)
0.6
60
0.9
60
0.9
60
50
0.6
40
30
0.3
20
10
0
0
2
4
6
8
0
10
DC Current (A)
DC Current (A)
DC Current (A)
2.0
SRP4020TA-1R0M
80
70
3.0
SRP4020TA-1R2M
120
3.0
SRP4020TA-1R5M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
50
1.0
40
30
0.5
20
10
0
0
2
4
6
8
0
1.8
1.2
0.6
0
80
60
40
20
0
2
4
6
8
0
Inductance ( H)
1.5
60
60
50
40
1.8
1.2
0.6
0
30
20
10
0
1.875
3.750
5.625
0
7.500
DC Current (A)
DC Current (A)
DC Current (A)
4
SRP4020TA-2R2M
80
70
6.0
SRP4020TA-3R3M
80
70
8
SRP4020TA-4R7M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
50
2
40
30
1
20
10
0
0
1.5
3.0
4.5
0
6.0
50
3.0
40
30
1.5
20
10
0
0
1
2
3
4
0
Inductance ( H)
3
60
4.5
60
6
60
50
4
40
30
2
20
10
0
0
0.7
1.4
2.1
2.8
0
3.5
DC Current (A)
DC Current (A)
DC Current (A)
10
8
SRP4020TA-5R6M
80
70
12
SRP4020TA-6R8M
80
70
16
SRP4020TA-8R2M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
6
4
2
0
50
40
30
20
10
0
0.7
1.4
2.1
2.8
0
3.5
50
6
40
30
3
20
10
0
0
0.54
1.08
1.62
2.16
0
2.7
Inductance ( H)
60
9
60
12
60
50
8
40
30
4
20
10
0
DC Current (A)
DC Current (A)
0
0.6
1.2
1.8
2.4
0
3.0
DC Current (A)
perature Rise (°C)
perature Rise (°C)
ductance ( H)
ductance ( H)
12
8
50
40
30
ductance ( H)
60
50
18
12
30
20
20
40
30
erature Rise (°C)
20
40
50
Specifications are subject to change without notice.
80
70
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
24
16
40
60
30
Users should verify actual device performance in their specific applications.
SRP4020TA-100M
30
SRP4020TA-150M
SRP4020TA-220M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Temperature Rise (°C)
2.4
100
2.4
Temperature Rise (°C)
Temperature Rise (°C)
80
90
80
PCB Design
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