This is information on a product in full production.
August 2014 DocID024844 Rev 2 1/13
ECMF04-4HSM10
Common mode filter with ESD protection
for high speed serial interface
Datasheet
-
production data
Figure 1. Pin configuration (top view)
Features
Very large differential bandwidth to comply with
HDMI Full HD, MIPI, USB2.0, USB3.0, Display
Port and other high speed serial interfaces
Provides -20 dB attenuation at 700 MHz in LTE
bands
High common mode attenuation:- 25 dB
between 800 MHz - 900 MHz
Very low PCB space consumption
Thin package: 0.55 mm max.
Lead-free package
High reduction of parasitic elements through
integration.
Complies with the following standards:
IEC 61000-4-2 level 4:
±15 kV (air discharge)
±8 kV (contact discharge)
Applications
Mobile phones
Notebook, laptop
Portable devices
PND
Description
This device is a highly integrated common mode
filter designed to suppress EMI/RFI common
mode noise on high speed differential serial
buses like HDMI Full HD, MIPI, Display Port and
other high speed serial interfaces.The device has
a very large differential bandwidth to comply with
these standards. The device can protect and filter
2 differential lanes.
µQFN-10L 2.60 x 1.35 mm
1
2
3
10
5
8
D1+
D1-
GND
D1+
D1-
GND
4
5
7
6
D2+
D2-
D2+
D2-
9
www.st.com
Characteristics ECMF04-4HSM10
2/13 DocID024844 Rev 2
1 Characteristics
Figure 2. Electrical characteristics (definitions)
Table 1. Absolute maximum ratings (T
amb
= 25 °C)
Symbol Parameter Value Unit
V
PP
Peak pulse voltage
IEC 61000-4-2
Contact discharge (connector side)
Air discharge (connector side)
8
16
kV
I
DC
Maximum DC current 100 mA
T
op
Operating temperature range -40 to +85 °C
T
j
Maximum junction temperature 125 °C
T
stg
Storage temperature range - 55 to +150 °C
Symbol Parameter
V = Breakdown voltage
BR
I = Leakage current @ V
RM RM
V = Stand-off voltage
RM
I = Breakdown current
R
I
V
I
RM
I
R
V
RM
V
BR
Table 2. Electrical characteristics (T
amb
= 25 °C)
Symbol Test conditions Min. Typ. Max. Unit
V
BR
I
R
= 1 mA 6 V
I
RM
V
RM
= 3 V per line
100 nA
R
DC
DC serial resistance 5 Ω
Table 3. Pin description
Pin number Description Pin number Description
1 D1+ to connector 6 D2- to IC
2 D1- to connector 7 D2+ to IC
3 GND 8 GND
4 D2+ to connector 9 D1- to IC
5 D2- to connector 10 D1+ to IC
DocID024844 Rev 2 3/13
ECMF04-4HSM10 Characteristics
13
Figure 3. Differential attenuation versus frequency (Z
0 diff
= 100 Ω)
Figure 4. Common mode attenuation versus frequency (Z
0 com
= 50 Ω)
SDD21 (dB)
10M 30M 100M 300M 1G 3G
-5
-4
-3
-2
-1
0
F/Hz
Lane #1
Lane #2
F (Hz)
SCC21 (dB)
10M 30M 100M 300M 1G 3G
-40
-35
-30
-25
-20
-15
-10
-5
0
Lane #1 Lane #2
F (Hz)

ECMF04-4HSM10

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
TVS Diodes / ESD Suppressors Common mode filter w/ ESD protection
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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