MHJ Series S
O
3kV Interface Transformer Modules
Features
• excellent output characteristics ensure compliance with CCITT.I.430
pulse waveform template when used with recommended IC pairing
• SMD modules are designed for pick and place compatability
• excellent and consistent balance between windings
• modular design maximizes suppression effectivity and transmission
properties
• full compatibility with all common IC's
• manufactured in ISO-9001:2000, TS-16949:2002 and
ISO-14001:2001 certified Talema facility
• fully RoHS compliant and meets lead free reflow level
J-STD-020C
• operating temperature: -40° to 85°C
• storage temperature: -40 to +125°C
Electrical Specifications @ 25°C
Turns Ratio:
Bold
= IC side windings
3 k V M o d u le s c o m p ly w it h R e in f o r c e d In s u la t io n L e v e l E N 6 0 9 5 0
Part Number
MHJ-200B1-XXX
MHJ-240B1-XXX
MHJ-230B1-XXX
Basic P/N + Suffix
(Example: MHJ-240B1-502
L
P
(mH Min)
30
30
30
L
N
(µH)
Turns Ratio
±1%
1:1:
1: 1
1:1:
2: 2
1:1:
2.5: 2.5
R
CU
(Ohms)
L
L
(µH Max)
10
10
10
^
I
DC
(mA)
4
4
4
C
C
(pF Max)
75
75
75
R
CU
P
(Ohms)
1.7
1.7
1.7
R
CU
S
(Ohms)
1.9
3.7
4.4
V
P
(Vrms)
3000
3000
3000
Schematic
A
A
A
C o m m o n Mo d e Qu a d C h o k e
S
O
Transformer modules comply with Reinforced Insulation Level
EN60950:1992/A4: 1997, para. 2.9.4.4 when tested in accordance with 6.4.1
-000
-470
-101
-501
-502
-123
No Choke
47
0.4
100
0.6
500
0.4
5000
1.1
12000
1.8
Test Conditions:
1. Polarity and Turns Ratio:
w1 : w2
: w3 : w4 ±1%
2. Inductance: 30mH Minimum, line side windings (w3+w4) in series @ 10kHz, 100mV
3. Leakage Inductance: 10µH Max. @ 100kHz, 100mV
4. Quad Choke Inductance: 100kHz, 20mV
5. Winding Capacitance: C
W
150pF Max. (w3+w4)
6. Coupling Capacitance: C
C
75pF Max. (w3+w4 to w1+w2) @ 10kHz, 100mV
7. High Voltage Test: 3kV, 1 minute U(w3+w4 to w1+w2)
High Voltage Pulse Test: U
PULSE
(w3+w4 to w1+w2); 10kV
OP
for 1,2µs/50µs wave form
U
PULSE
(w3+w4 to w1+w2); 10kV
OP
for 10µs/700µs wave form
MHJ Module
Suggested Pad Layout
0.717 0.630
(18.2) (16.0)
TALEMA IN
WK/YR
Part Number
0.100
(2.54)
0.059
(1.50)
1
0.756
(19.2)
0.520
(13.2)
2
3
4
5
0.700
(17.78)
6
7
8
W3
W4
W1
W2
11
10
9
W3
W4
W1
W2
Schematic
A
Line
IC
16
15
14
13
12
0.122
(3.11)
7 x 0.100 (2,54)
0.945
(24.00)
0.394 0.346
(10.0) (8.8)
Pins - 0.012 x 0.020 (0.3 x 0.5)
0° - 8°
0.020
(0.50)
Surface Coplanarity will be 0.004(0.10) maximum
Dimensions: Inches (Millimeters)
Tolerance: ±0.010 (0.25) unless specified otherwise
Germany: Int.+4989-841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 377 - 338 351 • India: Int.+91 427 - 244 1325
http://www.talema-nuvotem.com
(10-06) Communications \ MHJ
