BOURNS SM75225E

oH
V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
E
*R
S
YYWM7522
W 5
Features
Applications
■ Compact surface mount packaging
■ Telecom
■ Operating temperature -40 °C to +85 °C
■ PE68825 equivalent
■ Lead free version available (see How to
Order)
■ Lead free versions are RoHS compliant*
SM75225 - T1/CEPT/ISDN-PRI Dual Transformers
Electrical Specifications @ 25 °C
Turns Ratio ±2 %
(1-2-3):(12-10)........................1.15 CT:1
Turns Ratio ±5 %
(4-5-6):(9-8-7) ......................1 CT:2 CT
Polarity ..1,2 & 12; 4,5,9 & 8 same phase
OCL (12-10) @ 10 kHz, 0.01 V
..........................................1.6 mH min.
OCL (4-6) @ 10 kHz, 0.1 V
..........................................1.6 mH min.
OCL (12-10) @ 10 kHz, 0.01 V, -40 °C
..........................................0.6 mH min.
OCL (4-6) @ 10 kHz, 0.01 V, -40 °C
..........................................0.6 mH min.
Le (12-10) @ 100 kHz, 0.1 V,
Short (1-2-3) ......................0.8 µH max.
Le (4-6) @ 100 kHz, 0.1 V,
Short (9-8-7) ......................0.8 µH max.
Cww (1-12) @ 100 kHz, 0.1 V
............................................60 pF max.
Cww (4-9) @ 100 kHz, 0.1 V
............................................50 pF max.
DCR (1-3) (Ω max.) ............................1.00
DCR (12-10) (Ω max.) ........................1.00
DCR (4-6) (Ω max.) ............................1.00
DCR (9-7) (Ω max.) ............................2.00
HIPOT (VAC) ....................................1500
Product Dimensions
Electrical Schematic
12
1
12
2
Pri
SM75225
DATECODE
1
3
.508
TYP.
(.020)
17.14
MAX.
(.675)
10
4
9
Pri 5
8
.254 - .508
(.010 - .020)
8.63
MAX.
(.340)
1.15 CT : 1
6
7
1 CT : 2 CT
2.54
(.100)
12.7
(.500)
How to Order
SM75225E __
11.58
MAX.
(.456)
Model
Coplanarity:
1.01 - 1.27
(.040 - .050)
Termination
Blank = Tin-lead
L = Tin only (lead free)
.102
(.004)
15.24
MAX.
(.600)
*CT : center tap
DIMENSIONS ARE:
Packaging Specifications
Tape & Reel* ........................330 pcs./reel
*“E” suffix at end of part number
designates tape & reel packaging, e.g.
SM75225E.
TOLERANCE: ±
MM
(INCHES)
0.25
(.010)
NOTE: DIMENSIONS ARE EXCLUSIVE OF SOLDER
03/05
*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.