SM75056E - T1/E1 Transformer
Features
Small height of 5.65 mm
Operating temperature -40 C to +85 C
Lead free version available (see How to
Order)
Lead free versions are RoHS compliant*
Applications
Telecom
Electrical Specifications @ 25 C
OCL (1-3)
mH min. @ 10 kHz, 0.1 V ................1.2
OCL (6-8)
mH min. @ 10 kHz, 0.1 V ................1.2
OCL (1-3)
H min. @ 10 kHz, 0.1 V,
(-40 C to +85 C) ..........................600
OCL (6-8)
H min. @ 10 kHz, 0.1 V,
(-40 C to +85 C) ..........................600
L
L
(1-3)
H max. @ 100 kHz, 0.1 V
short (16-14) ....................................0.6
L
L
(6-8)
H max. @ 100 kHz, 0.1 V
short (11-9) ......................................0.6
Cww (16-1)
pF max. @ 100 kHz, 0.1 V ................30
Cww (11-6)
pF max. @ 100 kHz, 0.1 V ................30
Turns Ratio
(1-3) : (16-14) ..................1 : 1.26 2 %
(6-8) : (11-9) ....................1 : 1.26 2 %
DCR (1-3)............................0.8 ohm max.
DCR (6-8)............................0.8 ohm max.
Polarity (1, 16, 6, 11) ............Same phase
HIPOT
Between Windings................2000 VAC
Contact Area of Pins on the PCB
Minimum Total Contact Area..........5 mm
2
Product Dimensions
SM75056
(DATE)
12.70
(.500)
16
9
1
8
MAX.
7.00
(.276)
MAX.
9.40
(.370)
1.27
(.050)
0.51
(.020)
8.89
(.350)
MAX.
5.65
(.222)
MAX.
16 PLCS.
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE:
0.254
(.010)
Electrical Schematic
1
3
16
14
6
8
11
9
Soldering Profile
240 C
4 C/S
45 S
MAX.
PREHEATING
SOLDERING
COOLING
150 C
COOLING
IN STILL AIR
90 S
MAX.
30 S
MAX.
Packaging Specifications
Tape & Reel..........................700 pcs./reel
0.25
(.010)
0 - 8
0.74 0.03
(.029 .001)
16X
Recommended PAD layout
8.89
(.350)
8.33
(.328)
1.27
(.050)
1.91
(.075)
SM75056
YYWW
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
02/06
*RoHS COMPLIANT
VERSIONS
AVAILABLE
How to Order
SM75056E __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
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