Delta Electronics THXR1290 Specification Sheet

Through Hole Power Inductors
THXR1290 Type
Features
RoHS compliant.
High current though hole type.
Magnetically shielded, suitable for hight density mounting.
High energy storage and low DCR.
Ideal for power source circuits, DC-DC converter,
DC-AC inverters inductor application.
In addition to the standard versions shown here,
customized inductors are available to meet your exact requirements.
Mechanical Dimension:
A
E
Electrical Characteristics :
PART NO.
THXR1290-R47
THXR1290-0R6
THXR1290-0R8
THXR1290-1R0
THXR1290-1R5
THXR1290-2R0
THXR1290-3R3
1. Lo is the initial inductance and the tolerance is 20%.
2. Isat is the DC current which cause the inductance drop
3. Irms is the DC current which cause the surface temperature of the part increase approximately 45
4. Operating temperature : -20
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
D C
B
F
o
At 25 : 100KHz, 1V C
L 1 I 2
sat
(uH)
(Adc)
0.47 45.00
0.60 26.00
0.80 24.00
1.00 18.00
1.50 13.00
2.00 10.00
3.30 8.00
4.0
3.0
2.0
1.0
0.0
0 5 10 15 20
DC BIAS (A)
to 105 ( including self-temperature rise ).
O C O C
252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
http://www.deltaww.com
RECOMMENDED PAD PA TTERNS
2x G
5.70 / 0.224
6.30 / 0.248
I 3 DCR
rms
(Adc) 8%
(m )
24.00 0.76
20.00 0.76
12.00 1.20
11.00 1.20
11.00 1.70
9.00 2.70
8.00 5.30
25 30 35 40 45
approximately 20% of its nominal inductance without current.
150
UNIT : mm/inch
A = 11.90 / 0.469 Max.
B = 11.90 / 0.469 Max.
C = 3.50 0.5 / 0.138 0.020
D = 9.00 / 0.354 Max.
E = 9.48 0.5 / 0.373
0.020
F 0.1 F 0.1
(mm/inch)
(mm/inch)
1.5 / 0.059 1.8 / 0.071
1.5 / 0.059 1.8 / 0.071
1.3 / 0.051 1.6 / 0.063
1.3 / 0.051 1.6 / 0.063
1.2 / 0.047 1.5 / 0.059
1.00 / 0.039 1.30 / 0.051
0.80 / 0.032 1.10 / 0.043
50
O
C.