PT73031L Series

This series is OBSOLETEAND
not recommended for new designs.
PL
IA
N
T
Features
M
■ Low profile 16 pin SMD package
*R
oH
S
CO
■ Meets the CCITT 1.430 waveform
template when chip pairs and
recommended transformer are used
■ 2 KVrms HIPOT
■ Weight: 7.2 g
■ Longitudinal balance from 10 KHz to
300 KHz: 60 dB min
■ RoHS compliant*
PT73031L - SMD - ISDN S Interface Transformer
Electrical Specifications @ 25 °C
Turns Ratio ±2 %
A ......................................................1:2
B ......................................................1:2
OCL PRI (mH min.)
A & B ................................................22
LL SEC (µH max.)
A ......................................................15
B ......................................................15
Cww (pF max)
A & B ..............................................100
Pri DCR (Ω ±15 %)
A ......................................................2.5
B ......................................................2.5
Sec DCR (Ω ±15 %)
A ......................................................4.0
B ......................................................4.0
16
15 14
13
12
Product Dimensions
11 10
21.00
MAX.
(0.827)
9
SEC
12.20
(0.480)
MAX.
14.80
(0.583)
PRI
E
T
E
L
O
S
B
O
Environmental Characteristics
Operating Temperature (°C) ....... 0 to +85
Storage Temperature (°C) ..... -55 to +125
Flammability .............................. UL94V-0
Solder Method .....IR Reflow 230 °C max.
10 seconds
Packaging Specifications
Electrical Schematic
1
2
3
4
5
COIL A
6
7
8
0.65
TYP.
(0.025)
16 PLACES
2.54
(0.100)
14 PLACES
COIL B
8.00
(0.315)
MAX.
0.13
(0.005)
MAX.
Typical Part Marking
PRODUCT
IDENTIFICATION
MARKING
PT73031L
YYWW
TYP.
Tray .................................... 24 pcs./tube
0.50
(0.019)
DATE CODE
(YEAR & WEEK)
How To Order
PT73031 L
DIMENSIONS:
MM
(INCHES)
Model
Termination
L = Tin only (RoHS Compliant)
TOLERANCES: ±
REV. 05/13
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
0.25
(.010)