81
SURFACE MOUNTSURFACE MOUNT
TRANSFORMER FOR PCMCIATRANSFORMER FOR PCMCIA
SERIES ST2SERIES ST2
FEATURESFEATURES
-Compact. True V.34
-Good for pocket modems and notebook computers
-Low loss
-Hi-pot 1250 VAC
PHYSICAL CHARACTERISTICSPHYSICAL CHARACTERISTICS
-Operating temperature -45ºC to +125ºC
-Dielectric strength 1250 VAC, 1mA, 2 sec between Pri - Sec
-Frequency response ±0.2 dB @ 300 Hz to 4 KHz
-Level tracking @ 300 Hz 5 VRMS Pin 2 to 4: 580Ω
-Return loss @ 300 Hz 30dB to 34dB
1000 Hz 25dB to 35dB
4000 Hz 21dB to 30dB
-Turns ratio 1 : 1
-Porality Pin 2 and Pin 9 In phase
-Logitudinal balance 60dB min measured @ 300 Hz to 4000 Hz
-Construction Surface mount
-Bobbin 10 pins Safety rating UL-94V-0
-Finish Tape and varnish
-Marking Part number
-Packaging 100 pieces per bag
NEW PRODUCT
DIMENSIONS IN MILLIMETERSDIMENSIONS IN MILLIMETERS
PART NUMBER
PRI INDUCTANCE ( H )
@ 1 KHz
1 VRMS
@ 250 Hz
1 VRMS
IMPEDANCE ( Ω )
measured @ 1 KHz
PRI
Pin 2 to 4 SEC
pin 9 to 7
DCR MAX ( Ω )
PRI SEC
INSERTION
LOSS ( dB )
@ 1 KHz
with load
ST2-108
ST2-148
ST2-170
ST2-210
Preliminary Specifications. Please call for update.
4 0.1
±
2 0.05
±
16.5 max
17.0 max
4.4 max
19.8 0.5
±
2
4
9
7
oo
6 min
9 min
1.5 min
1.0 min
600
600
600
600
295
301
294
301
178
178
165
176
160
160
172
160
3.15 ±0.2
3.15 ±0.1
3.30 ±0.2
3.15 ±0.1
Associated Components Technology Phone 800 / 234-2645 Fax 714 / 265-4810
