DA2317-AL

Document 512
SMT Gate Drive Transformers
• Designed for high switching speed, transformer coupled
MOSFET and IGBT gate drive circuits.
• Operating frequency: 50 kHz – 2 MHz
• Primary to secondary isolation: 1500 Vdc. For DA2317-AL and
DA2320-AL, isolation between secondaries is 500 Vdc.
Core material Ferrite
Terminations RoHS compliant tin-silver over tin over nickel over phos
bronze. Other terminations available at additional cost.
Weight 535 – 580 mg
Ambient temperature –40°C to +125°C
Storage temperature Component: –40°C to +125°C.
Tape and reel packaging: –40°C to +80°C
Resistance to soldering heat Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332
Packaging 250/7″ reel; 1000/13″ reel Plastic tape: 16 mm wide,
0.5 mm thick, 20 mm pocket spacing, 5.54 mm pocket depth
PCB washing Tested with pure water or alcohol only. For other solvents,
see Doc787_PCB_Washing.pdf
Turns
Primary
Leakage
Part
ratio inductance2 inductance3
number1pri : sec
min (µH)
max (µH)
1.5
DA2319-AL_1 : 1 296.0
DA2318-AL_1.5 : 1 680.0
4.0
DA2320-AL_1 : 1 : 1
264.0
0.30
DA2317-AL_2 : 1 : 1
330.0
0.60
Primary
Secondary
Volt-time SRFCapacitance
min4
DCR max
DCR max
product
pri to sec
(Ohms)
(Ohms)
(V-µsec)
(MHz) max (pF)
0.795
0.655
25.8 1.7514.0
1.65
0.860
40.8 1.2514.0
1.50
1.50 (2-5; 3-4)
24.5
2.50
95.0
1.40
0.650 (2-5); 0.790 (3-4)
24.5
2.00
18.0
Dot indicates pin 1
1. When ordering, please specify termination and packaging codes:
DA2318-AL, DA2319-AL
4
1
Pri
6
DA2317-AL, DA2320-AL
2
Sec
3
DA23xx
-AL X
DA2320-ALC
Termination:L=RoHS compliant tin-silver over tin over nickel over
phos bronze
Special order, added cost:
S = non-RoHS tin-lead (63/37)
Packaging:C
=7″ machine-ready reel. EIA-481 embossed plastic
tape (250 parts per full reel).
B=Less than full reel. In tape, but not machine ready.
To have a leader and trailer added ($25 charge), use
code letter C instead.
D
=13″ machine-ready reel. EIA-481 embossed plastic
tape. Factory order only, not stocked (1000 parts per
full reel).
2. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc
3. Leakage inductance measured at 100 kHz, 0.1 Vrms with secondary
pins shorted.
4. SRF measured with coils connected in series using an Agilent/HP
4192 or equivalent.
5. Operating temperature range −40°C to +125°C.
6. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
Internal
code
0.213 max
5,40
0.022
0,55
0.323max
8,20
0.024
0,60
0.197
5,00
3
4
2
5
1
6
1
Pri
5
Sec
3
6
Dimensions are in
0.073
1,85
0.004 /0,10
0.260
max
6,60
0.063
1,60
0.073
1,85
0.035
0,90
0.228
5,80
1
6
2
5
3
4
Recommended
Land Pattern
inches
mm
4
Document 512 Revised 06/03/15
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