ECMF02-3HSM6
Common mode filter with ESD protection
for MHL/USB2.0/USB3.0 interface
Datasheet
-
production data
Features
•
Provides -20 dB attenuation at 700 MHz in LTE
bands
•
High common mode attenuation:
– -25 dB at 800 MHz
– -10 dB at 2 GHz
•
Very low PCB space consumption
•
Thin package: 0.55 mm max.
µQFN-6L 1.6 x 1.35 mm
•
Lead-free package
•
High reduction of parasitic elements through
integration.
Complies with the following standards:
Figure 1. Pin configuration (top view)
•
IEC 61000-4-2 level 4:
– ±15 kV (air discharge)
– ±8 kV (contact discharge)
D1+ 1
6 D1+
Applications
•
Mobile phones
•
Notebooks, laptops
•
Portable devices
•
Wearable devices
D1- 2
5 D1-
ID 3
4 GND
Description
This device is a highly integrated common mode
filter designed to suppress EMI/RFI common
mode noise on high speed differential serial
buses and complies with the MHL standard. The
device can protect and filter a single differential
lane.
November 2015
This is information on a product in full production.
DocID024843 Rev 3
1/15
www.st.com
Characteristics
ECMF02-3HSM6
1
Characteristics
Table 1. Absolute maximum ratings (T
amb
= 25 °C)
Symbol
V
PP
I
DC
T
op
T
j
T
stg
Peak pulse voltage
Maximum DC current
Operating temperature range
Maximum junction temperature
Storage temperature range
Parameter
IEC 61000-4-2
Contact discharge (connector side)
Air discharge (connector side)
Value
8
16
100
-40 to +85
125
- 55 to +150
Unit
kV
mA
°C
°C
°C
Figure 2. Electrical characteristics (definitions)
I
Symbol
V
BR
I
RM
V
RM
I
R
=
=
=
=
Parameter
Breakdown voltage
Leakage current @ V
RM
Stand-off voltage
Breakdown current
V
BR
V
RM
I
RM
I
R
V
Table 2. Electrical characteristics (T
amb
= 25 °C)
Symbol
V
BR
I
RM
R
DC
Test conditions
I
R
= 1 mA
V
RM
= 3 V per line
DC serial resistance
5
Min.
6
100
Typ.
Max.
Unit
V
nA
Ω
2/15
DocID024843 Rev 3
ECMF02-3HSM6
Characteristics
Figure 3. Differential attenuation versus frequency (Z0 diff = 100
Ω)
0
SDD21 (dB)
-1
-2
-3
-4
F (Hz)
-5
10M
30M
100M
300M
1G
3G
Figure 4. Common mode attenuation versus frequency (Z0 com = 50
Ω)
SCC21 (dB)
0
-5
-10
-15
-20
-25
-30
-35
-40
10M
30M
100M
300M
1G
3G
F (Hz)
DocID024843 Rev 3
3/15
15
Characteristics
ECMF02-3HSM6
Figure 5. Return loss versus frequency (Z0 com = 50
Ω)
SDDxx (dB)
0
-5
-10
-15
-20
-25
-30
-35
F (Hz)
-40
10M
30M
SDD11
100M
300M
1G
SDD22
3G
Figure 6. Differential (ZDD21) and common mode (ZCC21) impedance versus
frequency
Z
DD21
1E4
Z
CC21
(Ω)
1E3
Z
CC21
Z
DD21
1E2
1E1
F
(Hz)
1E7
1E8
1E9
6E9
4/15
DocID024843 Rev 3
ECMF02-3HSM6
Characteristics
Figure 7. ESD response to IEC61000-4-2 (+8 kV contact discharge) on data lane
20 V/div
1
2
3
4
V
PP
: ESD peak voltage
V
CL
:clamping voltage @ 30 ns
V
CL
:clamping voltage @ 60 ns
V
CL
:clamping voltage @ 100 ns
1
71.2 V
3
19.6 V
2
27.7 V
4
14.3 V
20 ns/div
Figure 8. ESD response to IEC61000-4-2 (-8 kV contact discharge) on data lane
20 V/div
2
-15.8 V
1
-71.7 V
3
-13.6 V
4
-3.1 V
1
2
3
4
V
PP
: ESD peak voltage
V
CL
:clamping voltage @ 30 ns
V
CL
:clamping voltage @ 60 ns
V
CL
:clamping voltage @ 100 ns
20 ns/div
DocID024843 Rev 3
5/15
15
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