ETQPAF1R3EFA Panasonic, ETQPAF1R3EFA Datasheet
ETQPAF1R3EFA
Manufacturer Part Number
ETQPAF1R3EFA
Description
CHOKE COIL, 1.3UH, 17.5A, 25%
Manufacturer
Panasonic
Series
ETQPr
Datasheet
1.ETQ-PAF2R7HFA.pdf
(2 pages)
Specifications of ETQPAF1R3EFA
Dc Resistance Max
1.56mohm
Dc Current Rating
17.5A
Inductor Type
Power
Length/height, External
17.2mm
External Width
16.8mm
External Depth
9mm
Inductor Case Style
SMD
No. Of Pins
2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power Choke Coil
Series:
Thin, light and high power type made possible by
our original unique winding and core shape technology
Suitable for large current demands of PC servers
Design, Specifications are subject to change without notice.
Whenever a doubt about safety arises from this product, please inform us immediately for technical consultation without fail.
See Figure 1 for the following:
ETQPAF1R2HF1
ETQPAF2R7HF1
ETQPAF4R8HF1
ETQPAF7R2HF1
ETQPAF0R7EF1
ETQPAF1R3EF1
Its low loss is due to our low resistive technology
Features
High power type (Saturation currents up to 42.3 A)
Thin (9.0 mm height), Light weight (9.9 g)
Low leakage flux
Explanation of Part Numbers
Examples
RoHS Compliant
Notes: Inductance is measured at 100 kHz
Parts No.
1) For the definition of L & L , please refer to the next page.
2) Saturation current ( I sat) is the current value that inductance (L1) decreases to 80% of initial value
3) Case heating current is the value of the current at which the temperature of the coil case rises
PCC-F179F (S1)
40 degrees Celsius above its initial temperature with T(ambient)=25C
E
1
Product code
T
2
Type
HL
EX
Q
3
0
L
Classification Size
0
1
2.9
4.6
6.8
9.7
1.9
2.9
(µH)
inductance
at 25 °C
P
4
Initial
±30
Tol.
±25
(%)
5
Ask factory for technical specifications before purchase and/or use.
Winding
L
F
6
1
1.2
2.7
4.8
7.2
0.7
1.3
(µH)
Inductance
at flat point
at 25 °C
7
Japan
Singapore
Thin type on-board power supply module for converters
Tol.
±30
±25
Recommended Applications
PC(Server) DC/DC converters for driving CPU at high
speed
(30 to 80 W)
Also suitable as a smoothing choke coil
(%)
Inductance
8
at 25 °C
min.
21.4
15.5
10.6
50.4
35.2
I sat
(A)
8.6
Saturation
current
9
at 100 °C
min.
18.0
12.5
42.3
28.5
I sat
Core
(A)
9.0
7.3
10
Packaging
Heat reference
11
DT=40 K
current
I
22.6
17.5
14.4
12.0
22.6
17.7
0
(A)
Suffix
Choke Coils
12
DC resistance
Rev.02/04
at 20
(mW)
1.00
1.56
2.29
3.31
1.00
1.56
max.
DCR
°C
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ETQPAF1R3EFA Summary of contents
Page 1
Power Choke Coil PCC-F179F (S1) Series: Thin, light and high power type made possible by our original unique winding and core shape technology Suitable for large current demands of PC servers Features High power type (Saturation currents up to 42.3 ...
Page 2
Figure :Definition Bias Characteristic L 0 100% 80 (Initial Inductance) 0 Inductance when Idc is zero L : (Inductance at flat point) 1 Point where the measured inductance is 80% ...