Document 1655-1

Isolation Transformers
HalogenFree

For isoSPI™
Interface• Designed to work with isoSPI interface devices to provide
isolation barrier• High isolation designs with 3 to 8 mm of creepage and clearance• AEC-Q200 Grade 1 (–40°C to +125°C)

AEC

Q200 +125°C

Core material Ferrite
Terminations RoHS compliant tin-silver (96.5/3.5) over tin over nickel
over phos bronze. Other terminations available at additional cost.
Weight 0.95 – 1.15 g
Ambient temperature –40°C to +125°C
Maximum part temperature +165°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)
PCB washing Tested with pure water or alcohol only. For other solvents,
see Doc787_PCB_Washing.pdf			
PartTurns
number1
ratio
ZA9756-AED
ZA9757-AED
ZA9758-AED

Primary
inductance2±30% (µH)

Leakageinductance3max (µH)

215
225
215

0.92
0.92
0.92

1:11:1
1:1

1. Packaging: D = 13″ machine-ready reel. EIA-481 embossed plastic
tape (ZA9756 600 per full reel; ZA9757 350 per fullreel; ZA9758 700 per full reel). Quantities less thanfull reel available: in tape (not machine ready) or withleader and trailer ($25 charge).
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. Volt-time product is for the primary, between pin 2 and 3.
5. One minute isolation (hipot) measured between primary and secondary.
6. Creepage and Clearance dimensions based on Material Grade IIIa.
7. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.

DCR max(Ohms)
Pri    Sec
0.22
0.22
0.22

0.26
0.26
0.26

Volt-time
product4(V-µsec)

Isolation
voltage5(Vrms)

Creepage/clearance6(mm)

3131
31

3000
4000
5000

358

Insertion Loss

Schematic
27Pri
3Sec
6US +1-847-639-6400 sales@coilcraft.com
UK +44-1236-730595 sales@coilcraft-europe.com
Taiwan +886-2-2264 3646 sales@coilcraft.com.tw
China +86-21-6218 8074 sales@coilcraft.com.cn
Singapore + 65-6484 8412 sales@coilcraft.com.sg

Document 1655-1

Revised 12/19/22© Coilcraft Inc. 2023
This product may not be used in medical or highrisk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.

Document 1655-2

Isolation Transformers – ZA975x-AE
Dimensions
HalogenFree

ZA9756-AE

ZA9757-AE
Dot indicates pin 1
Part number
XXXX Y

0.406 max
10,3+48

ZA9757-AE

1AEC
Q200 125°C

5Internal code0.394 max
10,00.004 / 0,100.413
max
10,50.088
2,250.256
6,5

540.063
1,60.079
2,08

10.0792,0Recommended
Land Pattern

ZA9758-AE
Dimensions are ininches
mmPackaging
ZA9756-AE 600/13″ reel; Plastic tape: 24 mm wide, 0.37 mm thick,
16 mm pocket spacing, 6.11 mm pocket depth
ZA9757-AE 350/13″ reel; Plastic tape: 24 mm wide, 0.5 mm thick,
16 mm pocket spacing, 10.8 mm pocket depth
ZA9758-AE 700/13″ reel; Plastic tape: 32 mm wide, 0.4 mm thick,
16 mm pocket spacing, 5.72 mm pocket depth

US +1-847-639-6400 sales@coilcraft.com
UK +44-1236-730595 sales@coilcraft-europe.com
Taiwan +886-2-2264 3646 sales@coilcraft.com.tw
China +86-21-6218 8074 sales@coilcraft.com.cn
Singapore + 65-6484 8412 sales@coilcraft.com.sg

Document 1655-2

Revised 12/19/22© Coilcraft Inc. 2023
This product may not be used in medical or highrisk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.