Delta Electronics THXR1290 User manual

Through Hole Power Inductors
THXR1290 Type
Mechanical Dimension:
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.
Features
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: [phone]; FAX: [phone]
http://www.deltaww.com
150
B
A
6.30 / 0.248
5.70 / 0.224
2x G
E
D C
F
Electrical Characteristics : At 25 : 100KHz, 1V
oC
1. Lo is the initial inductance and the tolerance is 20%.
2. Isat is the DC current which cause the inductance drop 20% of its nominal inductance without current.
O
3. Irms is the DC current which cause the surface temperature of the part increase approximately 45 C.
OO
4. Operating temperature : -20 C to 105 C ( including self-temperature rise ).
approximately
RECOMMENDED PAD PATTERNS
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
PART NO. Isat
(Adc)
Irms
(Adc)
DCR
(m ) 8%
1
L
23
(uH) F 0.1
(mm/inch)
F 0.1
(mm/inch)
THXR1290-R47 0.47 45.00 24.00 0.76 1.5 / 0.059 1.8 / 0.071
THXR1290-0R6 0.60 26.00 20.00 0.76 1.5 / 0.059 1.8 / 0.071
THXR1290-0R8 0.80 24.00 12.00 1.20 1.3 / 0.051 1.6 / 0.063
THXR1290-1R0 1.00 18.00 11.00 1.20 1.3 / 0.051 1.6 / 0.063
THXR1290-1R5 1.50 13.00 11.00 1.70 1.2 / 0.047 1.5 / 0.059
THXR1290-2R0 2.00 10.00 9.00 2.70 1.00 / 0.039 1.30 / 0.051
THXR1290-3R3 3.30 8.00 8.00 5.30 0.80 / 0.032 1.10 / 0.043
0.0
1.0
2.0
3.0
4.0
0510 15 20 25 30 35 40 45 50
DC BIAS (A)
INDUCTANCE(uH)