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Ultra Miniature Transformers

 

Y Series Thru Hole

 

 

Specifications
  • MIL-PRF-27: All units manufactured to MIL-PRF-27, Grade 5 Class S.
  • FREQUENCY RESPONSE: ±3db, 300 Hz - 100 KHz at 1.0 Milliwatt.
  • MAXIMUM DISTORTION: 5% With Rated Power Level at 1 KHz and 400 Hz and 300 Hz.
  • DIELECTRIC STRENGTH: All Units Tested at 200 V RMS.
  • INSULATION RESISTANCE: Greater Than 10,000 Megohms at 300 V DC.
  • WEIGHT: 3 Grams.
  • OPERATING TEMPERATURE: -55º C to +130º C
  • TERMINALS: Solid .016 Diameter Conductor. Meet solderability per MIL-STD-202 Method 208.
  • THERMAL SHOCK: 25 Cycles, Method 107, MIL-STD-202, Test Condition -55º C to +130º C

 

Larger size drawing of Y Series

 

 

Ultra Miniature Transformers:
Y Series
Pico
Part
Number
Prim.
Imped.
Ohms
Sec.
Imped.
Ohms
Split
Windings
Power
Watts
Prim.
Unbal.
DC
Curr.
ma
Prim.
DC
Resist.
Ohms
Sec.
DC
Resist.
Ohms
Turns Ratio
Prim/Sec.
Prices
1-9
***
(US $)
SER
PAR
1 KHz
and
higher
400 Hz
and
higher
300 Hz
and
higher
Ser
Conn
Par
Conn
Sec
Ser
Conn
Sec
Par
Conn
Y-27003
Y-27005
Y-27010
Y-27015
Y-27020
10ct
20ct
20ct
32ct
40ct
10ct
8ct
20ct
32ct
40ct
2.5
2
5
8
10
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
31.6
22.3
22.3
17.6
15.8
1
2
2.1
3.4
4.2
1.25
.9
2.25
4
4.5
.32
.23
.56
1
1.13
1:1
1.58:1
1:1
1:1
1:1
2:1
3.16:1
2:1
2:1
2:1
65.96
65.96
65.96
65.96
65.96
Y-27025
Y-27030
Y-27035
Y-27040
Y-27045
48ct
50ct
80ct
100ct
100ct
16ct
50ct
32ct
40ct
100ct
4
12.5
8
10
25
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
14.4
14.1
11.1
10
10
5
5.25
8.4
10
11
1.8
5.6
4
4.5
11.25
.45
1.4
1
1.13
2.8
1.73:1
1:1
1.58:1
1.58:1
1:1
3.46:1
2:1
3.16:1
3.16:1
2:1
65.96
65.96
85.81
85.81
85.81

 

Ultra Miniature Transformers:
Y Series
Pico
Part
Number
Prim.
Imped.
Ohms
Sec.
Imped.
Ohms
Split
Windings
Power
Watts
Prim.
Unbal.
DC
Curr.
ma
Prim.
DC
Resist.
Ohms
Sec.
DC
Resist.
Ohms
Turns Ratio
Prim/Sec.
Prices
1-9
***
(US $)
SER
PAR
1 KHz
and
higher
400 Hz
and
higher
300 Hz
and
higher
Ser
Conn
Par
Conn
Sec
Ser
Conn
Sec
Par
Conn
Y-27050
Y-27055
Y-27060
Y-27065
Y-27070
120ct
120ct
120ct
150ct
150ct
12.8ct
60ct
120ct
12ct
50ct
3.2
15
30
3
12.5
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
9.1
9.1
9.1
8.2
8.2
14.4
14.4
14.4
15
15
1.8
8.4
16.8
1.5
6
.45
2.1
4.2
.38
1.5
3.06:1
1.41:1
1:1
3.54:1
1.73:1
6.12:1
2.83:1
2:1
7.08:1
3.46:1
62.17
82.14
82.14
62.17
69.12
Y-27075
Y-27080
Y-27085
Y-27090
Y-27095
150ct
150ct
150ct
200ct
300ct
100ct
150ct
600ct
200ct
12ct
25
37.5
150
50
3
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
8.2
8.2
8.2
7
5.8
15
15
15
22
30
12
18
72
24
1.4
3
4.5
18
6
.35
1.22:1
1:1
1:2
1:1
5:1
2.45:1
2:1
1:1
2:1
10:1
69.12
81.57
69.12
69.12
62.17
Y-27100
Y-27105
Y-27110
Y-27115
Y-27120
300ct
300ct
300ct
300ct
320ct
50ct
150ct
300ct
600ct
12.8ct
12.5
37.5
75
150
3.2
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
5.8
5.8
5.8
5.8
5.6
30
30
30
30
36
6
18
36
72
1.8
1.5
4.5
9
18
.45
2.45:1
1.41:1
1:1
1:1.41
5:1
4.9:1
2.83:1
2:1
1.41:1
10:1
69.12
69.12
82.14
65.24
62.17
Y-27125
Y-27130
Y-27135
Y-27140
Y-27145
400ct
400ct
400ct
400ct
400ct
40ct
120ct
200ct
400ct
1000ct
10
30
50
100
250
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
5
5
5
5
5
40
40
40
40
40
4.8
14.5
24
48
125
1.2
3.6
6
12
31
3.16:1
1.83:1
1.41:1
1:1
1:1.58
6.32:1
3.65:1
2.83:1
2:1
1.26:1
82.14
82.14
69.12
82.14
61.21
Y-27150
Y-27155
Y-27160
Y-27165
Y-27170
400ct
400ct
500ct
500ct
500ct
2000ct
4000ct
12.8ct
16ct
50ct
500
1000
3.2
4
12.5
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
5
5
4.5
4.5
4.5
40
40
50
50
50
240
480
1.5
1.9
6
60
120
.38
.48
1.5
1:2.24
1:3.16
6.25:1
5.6:1
3.16:1
1:1.12
1:1.58
12.5:1
11.2:1
6.32:1
94.21
85.09
73.10
73.10
73.10
Y-27175
Y-27180
Y-27185
Y-27190
Y-27195
500ct
500ct
*500ct
500ct
600ct
150ct
500ct
500ct
600ct
12.8ct
37.5
125
-
150
3.2
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
4.5
4.5
4.5
4.5
4.1
50
50
50
50
60
18
60
60
72
1.5
4.5
15
-
18
.38
1.83:1
1:1
1:1
1:1.1
6.85:1
3.65:1
2:1
-
1.83:1
13.7:1
73.10
73.10
73.10
65.24
58.72
Y-27200
Y-27205
Y-27210
Y-27215**
Y-27220**
600ct
600ct
600ct
600ct
*600ct
30ct
48ct
200ct
600ct
600ct
7.5
12
50
150
-
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
4.1
4.1
4.1
4.1
4.1
60
60
60
60
60
3.6
5.8
24
72
72
.9
1.45
6
18
-
4.47:1
3.54:1
1.73:1
1:1
1:1
8.94:1
7.07:1
3.46:1
2:1
-
65.24
65.24
65.24
65.24
65.24
Y-27225**
Y-27230
Y-27235
Y-27240
Y-27245
600ct
640ct
700ct
800ct
800ct
1200ct
12.8ct
100ct
12.8ct
48ct
300
3.2
25
3.2
12
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
4.1
3.9
3.8
3.5
3.5
60
64
70
80
80
144
1.5
12
1.5
5.8
36
.38
3
.38
1.45
1:1.41
7.07:1
2.65:1
7.9:1
4.08:1
1.41:1
14.14:1
5.29:1
15.8:1
8.16:1
65.24
65.24
65.24
65.24
73.10
Y-27250
Y-27255
Y-27260
Y-27265
Y-27270
800ct
900ct
1000ct
1000ct
1000ct
800ct
600ct
12ct
50ct
1000ct
200
150
3
12.5
250
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
3.5
3.3
3.2
3.2
3.2
80
90
100
100
100
96
72
1.4
6
120
24
18
.35
1.5
30
1:1
1.22:1
9.13:1
4.47:1
1:1
2:1
2.45:1
18.3:1
8.94:1
2:1
73.10
65.24
65.24
73.10
73.10

 

Ultra Miniature Transformers:
Y Series
Pico
Part
Number
Prim.
Imped.
Ohms
Sec.
Imped.
Ohms
Split
Windings
Power
Watts
Prim.
Unbal.
DC
Curr.
ma
Prim.
DC
Resist.
Ohms
Sec.
DC
Resist.
Ohms
Turns Ratio
Prim/Sec.
Prices
1-9
***
(US $)
SER
PAR
1 KHz
and
higher
400 Hz
and
higher
300 Hz
and
higher
Ser
Conn
Par
Conn
Sec
Ser
Conn
Sec
Par
Conn
Y-27275
Y-27280
Y-27285
Y-27290
Y-27295
1060ct
1200ct
1200ct
1200ct
*1200ct
12.8ct
12.8ct
500ct
1200ct
1200ct
3.2
3.2
125
300
-
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
3.1
2.9
2.9
2.9
2.9
106
120
120
120
120
1.5
1.5
60
144
144
.38
.38
15
36
-
9.1:1
9.68:1
1.55:1
1:1
1:1
18.2:1
19.4:1
3.1:1
2:1
-
65.24
58.72
58.72
58.72
65.24
Y-27300
Y-27305
Y-27310
Y-27315
Y-27320
1500ct
1500ct
*1500ct
*1500ct
1600ct
12ct
500ct
600ct
1500ct
12.8ct
3
125
-
-
3.2
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
2.6
2.6
2.6
2.6
2.5
150
150
150
150
160
1.44
60
72
180
1.5
.36
15
-
-
.38
11.2:1
1.73:1
1.58:1
1:1
11.2:1
22.4:1
3.46:1
-
-
22.4:1
65.24
73.10
94.21
73.10
65.24
Y-27325
Y-27330
Y-27335
Y-27340
Y-27345
2000ct
2000ct
*2000ct
2000ct
2500ct
8ct
2000ct
2000ct
8000ct
2500ct
2
500
-
2000
625
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
2.2
2.2
2.2
2.2
2
200
200
200
200
250
.96
240
240
960
300
.24
60
-
240
75
15.8:1
1:1
1:1
1:2
1:1
31.6:1
2:1
-
1:1
2:1
73.10
85.09
94.12
85.09
85.09
Y-27350
Y-27355
Y-27360
Y-27365
Y-27370**
3000ct
*3000ct
3600ct
4000ct
4000ct
3000ct
3000ct
3600ct
16ct
600ct
725
-
900
4
150
.6
.6
.6
.6
.6
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
1.8
1.8
1.7
1.6
1.6
300
300
360
400
400
360
360
432
1.92
72
90
-
108
.48
18
1:1
1:1
1:1
15.8:1
2.58:1
2:1
-
2:1
31.6:1
5.16:1
100.35
94.21
85.09
85.09
85.09
Y-27375
Y-27380
Y-27385
Y-27390
4000ct
*4000ct
5000ct
5000ct
1000ct
8000ct
500ct
5000ct
250
-
125
1250
.6
.6
.5
.5
.2
.2
.2
.2
.1
.1
.1
.1
1.6
1.6
1.4
1.4
400
400
500
500
120
960
60
600
30
-
15
150
2:1
1:1.41
3.16:1
1:1
4:1
-
6.32:1
2:1
85.09
85.09
68.41
68.41
Y-27395
Y-27400
Y-27405
7500ct
7500ct
7500ct
50ct
100ct
600ct
12.5
25
150
.33
.33
.33
.2
.2
.2
.1
.1
.1
1.2
1.2
1.2
750
750
750
6
12
72
1.5
3
18
12.2:1
8.66:1
3.54:1
24.5:1
17.3:1
7.07:1
68.41
72.41
80.31
Y-27410
Y-27415
Y-27420
Y-27425
Y-27430
7500ct
*7500ct
8000ct
8000ct
*8000ct
2500ct
7500ct
12.8ct
1000ct
1200ct
625
-
3.2
250
-
.33
.33
.3
.3
.3
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
1.2
1.2
1.1
1.1
1.1
750
750
800
800
800
300
900
1.5
120
144
75
-
.38
30
-
1.73:1
1:1
25:1
2.83:1
2.58:1
3.46:1
-
50:1
5.66:1
-
80.31
94.21
68.41
68.41
85.09
Y-27435
Y-27440
Y-27445
Y-27450
Y-27455
*9000ct
10,000ct
10,000ct
10,000ct
10,000ct
9000ct
12.8ct
16ct
100ct
200ct
-
3.2
4
25
50
.27
.25
.25
.25
.25
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
1.1
1.0
1.0
1.0
1.0
900
1000
1000
1000
1000
1080
1.5
1.92
12
24
-
.38
.48
3
6
1:1
28:1
25:1
10:1
7.07:1
-
56:1
50:1
20:1
14.14:1
88.47
65.24
72.12
72.12
72.12
Y-27460
Y-27465
Y-27470
Y-27475
Y-27480
10,000ct
10,000ct
10,000ct
10,000ct
10,000ct
500ct
600ct
1000ct
1200ct
1500ct
125
150
250
300
375
.25
.25
.25
.25
.25
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
1.0
1.0
1.0
1.0
1.0
1000
1000
1000
1000
1000
60
72
120
144
180
15
18
30
36
45
4.47:1
4.08:1
3.16:1
2.89:1
2.58:1
8.94:1
8.16:1
6.32:1
5.77:1
5.16:1
72.12
72.12
72.12
72.12
78.60
Y-27485
Y-27490
Y-27495
Y-27500
Y-27505
10,000ct
10,000ct
10,000ct
10,000ct
*10,000ct
2000ct
5000ct
7500ct
10,000ct
10,000ct
500
1250
1875
2500
-
.25
.25
.25
.25
.25
.2
.2
.2
.2
.2
.1
.1
.1
.1
.1
1.0
1.0
1.0
1.0
1.0
1000
1000
1000
1000
1000
240
600
900
1200
1200
60
150
225
300
-
2.24:1
1.41:1
1.15:1
1:1
1:1
4.47:1
2.83:1
2.3:1
2:1
-
78.60
84.12
84.12
82.14
91.59

 

Ultra Miniature Transformers:
Y Series
Pico
Part
Number
Prim.
Imped.
Ohms
Sec.
Imped.
Ohms
Split
Windings
Power
Watts
Prim.
Unbal.
DC
Curr.
ma
Prim.
DC
Resist.
Ohms
Sec.
DC
Resist.
Ohms
Turns Ratio
Prim/Sec.
Prices
1-9
***
(US $)
SER
PAR
1 KHz
and
higher
400 Hz
and
higher
300 Hz
and
higher
Ser
Conn
Par
Conn
Sec
Ser
Conn
Sec
Par
Conn
Y-27510
Y-27515
Y-27520
Y-27525
Y-27530
15,000ct
15,000ct
15,000ct
15,000ct
*15,000ct
400ct
500ct
600ct
10,000ct
15,000ct
100
125
150
2500
-
.16
.16
.16
.16
.16
.16
.16
.16
.16
.16
.1
.1
.1
.1
.1
.82
.82
.82
.82
.82
1500
1500
1500
1500
1500
48
60
72
1200
1800
12
15
18
300
-
6.12:1
5.48:1
5:1
1.22:1
1:1
12.24:1
10.95:1
10:1
2.45:1
-
82.14
82.14
82.14
91.59
80.93
Y-27535
Y-27540
Y-27545
Y-27550
Y-27555
15,000ct
16,000ct
20,000ct
20,000ct
20,000ct
15,000ct
1000ct
500ct
600ct
800ct
3750
250
125
150
200
.16
.15
.125
.125
.125
.16
.15
.125
.125
.125
.1
.1
.1
.1
.1
.82
.8
.7
.7
.7
1500
1600
2000
2000
2000
1800
120
60
72
96
450
30
15
18
24
1:1
4:1
6.33:1
5.77:1
5:1
2:1
8:1
12.65:1
11.55:1
10:1
80.93
85.09
82.14
82.14
65.24
Y-27560
Y-27565
Y-27570
Y-27575
Y-27580
20,000ct
20,000ct
20,000ct
*20,000ct
25,000ct
1000ct
5000ct
10,000ct
20,000ct
500ct
250
1250
2500
-
125
.125
.125
.125
.125
.1
.125
.125
.125
.125
.1
.1
.1
.1
.1
.1
.7
.7
.7
.7
.63
2000
2000
2000
2000
2500
120
600
1200
2400
60
30
150
300
-
15
4.47:1
2:1
1.41:1
1:1
7.07:1
8.94:1
4:1
2.83:1
-
14.14:1
82.14
82.14
82.14
82.14
82.14
Y-27585
Y-27590
Y-27595
Y-27600
Y-27605
25,000ct
30,000ct
30,000ct
30,000ct
30,000ct
1000ct
50ct
1200ct
500ct
200ct
250
12.5
300
125
50
.1
.08
.08
.08
.08
.1
.08
.08
.08
.08
.1
.08
.08
.08
.08
.63
.58
.58
.58
.58
2500
3000
3000
3000
3000
120
6
144
60
24
30
1.5
36
15
6
5:1
24.5:1
5:1
7.75:1
12.25:1
10:1
49:1
10:1
15.5:1
24.5:1
82.14
82.14
82.14
82.14
82.14
Y-27610
Y-27615
Y-27620
Y-27625
Y-27630
30,000ct
30,000ct
*30,000ct
40,000ct
40,000ct
5000ct
10,000ct
30,000ct
400ct
2000ct
1250
2500
-
100
500
.08
.08
.08
.06
.06
.08
.08
.08
.06
.06
.08
.08
.08
.06
.06
.58
.58
.58
.5
.5
3000
3000
3000
4000
4000
600
1200
3600
48
240
150
300
-
12
60
2.45:1
1.73:1
1:1
10:1
4.47:1
4.9:1
3.46:1
-
20:1
8.94:1
91.54
91.54
91.54
91.54
91.54
Y-27635
Y-27640
Y-27645
Y-27650
Y-27655
40,000ct
40,000ct
*40,000ct
50,000ct
50,000ct
4000ct
20,000ct
40,000ct
200ct
500ct
1000
5000
-
50
125
.06
.06
.06
.05
.05
.06
.06
.06
.05
.05
.06
.06
.06
.05
.05
.5
.5
.5
.45
.45
4000
4000
4000
5000
5000
480
2400
4800
24
60
120
600
-
6
15
3.16:1
1.41:1
1:1
15.8:1
10:1
6.32:1
2.83:1
-
31.6:1
20:1
94.95
91.54
91.54
94.95
94.95
Y-27660
Y-27665
Y-27670
Y-27675
Y-27680
50,000ct
60,000ct
62,500ct
80,000ct
90,000ct
600ct
15,000ct
50ct
15,000ct
10,000ct
150
3750
12.5
3750
2500
.05
.04
.04
.03
.028
.05
.04
.04
.03
.028
.05
.04
.04
.03
.028
.45
.41
.4
.35
.33
5000
6000
6250
8000
9000
72
1800
6
1800
1200
18
450
1.5
450
300
9.13:1
2:1
35.4:1
2.3:1
3:1
18.26:1
4:1
70.7:1
4.6:1
6:1
94.95
94.95
94.95
​​​​​​​94.95
94.95
Y-27685
Y-27690
Y-27695
Y-27700
Y-27705
95,000ct
100,000ct
100,000ct
100,000ct
100,000ct
15,000ct
60ct
100ct
500ct
10,000ct
3750
15
25
125
2500
.026
.025
.025
.025
.025
.026
.025
.025
.025
.025
.026
.025
.025
.025
.025
.32
.31
.31
.31
.31
9500
10,000
10,000
10,000
10,000
1800
7.2
12
60
1200
450
1.8
3
15
300
2.52:1
40.8:1
31.6:1
14.1:1
3.16:1
5.03:1
81.6:1
63.2:1
28.3:1
6.32:1
94.95
105.09
105.09
105.09
​​​​​​​105.09
Y-SHIELD: MU-METAL SHIELD .37" DIA. X .46" HT (9.4 MM DIA. X 11.7 MM HT.) SINGLE SHIELD
YXX-SHIELD: MU-METAL SHIELD .395" DIA. X .47" HT (10.1 MM DIA. X 11.9 MM HT.) USE WITH Y-SHIELD FOR DOUBLE SHIELDING
8.93
8.93
*Includes Electrostatic Shield
**Miniaturized telephone coupling application
***Discount Prices:
  • 1-9 Net;
    10-24 less 10%;
    25-49 less 16%;
    50-99 less 23%;
    100-499 less 30%
 Ordering Instructions:
  • No minimum.
    Net 30 days F.O.B. Pelham, NY
    Delivery--Sample orders typically ship within two weeks.

 

FEATURES
  • Extreme resistance to thermal shock
  • Ultra miniature size
  • PICO is approved QPL Source (Mil-PRF-27)
  • Magnetic Shields available
  • Electrostatic shielding can be added
  • Variation of standard designs available
  • Primary and secondary windings can be used either as input or output.
  • Special production techniques ensure uniform size and leads which are free of encapsulant. No meniscus in lead area.
  • Every unit can be made with a 300 thermal cycle guarantee using PICO's special SR construction. Contact factory for details.
 

INDUCTORS
PART NUMBERS
INDUCTANCE
SERIES
DC
CURRENT
ma
DC
RESISTANCE
OHMS
PRICE 1-9*** (US $)
Y-27750
 SERIES .075
.06

PARALLEL .018
.015
10
30

20
60
10.5

2.6
49.45
Y-27760
 SERIES .3
.15

PARALLEL .075
.04
4
20

8
40
25

6.2
54.97
Y-27770
 SERIES 3.5
1.0

PARALLEL 0.9
.25
2
5

4
10
560

140
54.97
Y-27780
 SERIES 6.0
1.5

PARALLEL 1.5
.38
2
5
4
10
2100

525
54.97
Y-27790
 SERIES 20
8

PARALLEL 5
2
1
3

2
6

5100

1275
67.62

 

Inductors: All inductors have split windings and measurements are listed for both series and parallel connections. Two values of inductance, each at a particular value of DC Current, are listed for each inductor.
Delivery - Sample orders typically ship within two weeks.

For immediate engineering assistance or to place an order:
Call Toll Free: 800-431-1064

PICO Electronics, Inc.

143 Sparks Ave. Pelham, NY 10803-1810
Tel: 914-738-1400 or Fax: 914-738-8225

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