DVIULC6-4SC6 STMicroelectronics, DVIULC6-4SC6 Datasheet

IC ESD PROTECTION LO CAP SOT23-6

DVIULC6-4SC6

Manufacturer Part Number
DVIULC6-4SC6
Description
IC ESD PROTECTION LO CAP SOT23-6
Manufacturer
STMicroelectronics
Datasheet

Specifications of DVIULC6-4SC6

Voltage - Reverse Standoff (typ)
5V
Voltage - Breakdown
6V
Polarization
4 Channel Array - Bidirectional
Mounting Type
Surface Mount
Package / Case
SOT-23-6
Applications
General Purpose
Number Of Circuits
4
Voltage - Working
6V
Voltage - Clamping
12V
Technology
Diode Array
Polarity
Bidirectional
Channels
4 Channels
Breakdown Voltage
6 V
Termination Style
SMD/SMT
Capacitance
1 pF
Dimensions
1.75 mm W x 3.05 mm L x 1.3 mm H
Diode Type
Low Capacitance / ESD Protection
Clamping Voltage Vc Max
17V
Diode Case Style
SOT-23
No. Of Pins
6
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-5237-2

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Features
Benefits
Complies with these standards
April 2010
4 line ESD protection (IEC 61000-4-2)
Protects V
Ultra low capacitance: 0.6 pF at 825 MHz
Fast response time compared with varistors
SOT23-6L package
RoHS compliant
ESD standards compliance guaranteed at
device level, hence greater immunity at system
level
ESD protection of V
allows ESD current flowing to ground when
ESD event occurs on data line
Optimized rise and fall times for maximum data
integrity
Consistent D+ / D- signal balance:
– Optimum capacitance matching tolerance
– Matching high bit rate DVI, HDMI, and
Low PCB space occupation: 9 mm
Low leakage current for longer operation of
battery powered devices
Higher reliability offered by monolithic
integration
IEC 61000-4-2 level 4
– 15 kV (air discharge)
– 8 kV (contact discharge)
MIL STD883G-Method 3015-7
for ultra low intra pair skew:
I/O to ground = 0.015 pF,
I/O to I/O = 0.007 pF
IEEE 1394 requirements
BUS
when applicable
BUS
, when applicable,
2
Doc ID 11599 Rev 2
Ultra low capacitance ESD protection
Applications
Description
The DVIULC6-4SC6 is a monolithic, application
specific discrete device dedicated to ESD
protection of high speed interfaces, such as DVI,
HDMI, IEEE 1394a, and b, USB 2.0, Ethernet
links and video lines.
Its ultra low line capacitance secures a high level
of signal integrity without compromise in
protecting sensitive chips against the most
stringently characterized ESD strikes.
DVI ports up to 1.65 Gb/s
HDMI ports up to 1.65 Gb/s
IEEE 1394a, and b up to 1.6 Gb/s
USB 2.0 ports up to 480 Mb/s (high speed),
backwards compatible with USB 1.1 low and
full speed
Ethernet port: 10/100/1000 Mb/s
SIM card protection
Video line protection
(JEDEC MO178AB)
DVIULC6-4SC6
SOT23-6L
www.st.com
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Related parts for DVIULC6-4SC6

DVIULC6-4SC6 Summary of contents

Page 1

... Ethernet port: 10/100/1000 Mb/s ■ SIM card protection ■ Video line protection Description The DVIULC6-4SC6 is a monolithic, application specific discrete device dedicated to ESD protection of high speed interfaces, such as DVI, 2 HDMI, IEEE 1394a, and b, USB 2.0, Ethernet links and video lines. Its ultra low line capacitance secures a high level ...

Page 2

... R and GND BUS Any I/O pin to GND Any I/O pin to GND MHz 825 MHz MHz 825 MHz R - Doc ID 11599 Rev 2 DVIULC6-4SC6 6 I/ BUS I/O3 4 Value ±15 ±15 ±25 -55 to +150 -40 to +125 260 Value Min. Typ. Max 0 8/20 µ 8/20 µs ...

Page 3

... V osc RMS =25° I-O/GND V OPEN BUS C I/O - GND C I I/O F(MHz) 10 100 1000 Frequency response Attenuation F(Hz) 1.0M 1.0M 1.0M 10.0M 10.0M 10.0M 100.0M 100.0M 100.0M 1.0G 1.0G 1.0G Remaining voltage after the DVIULC6-4SC6 during (1) negative ESD surge 10000 3/12 ...

Page 4

... Characteristics Figure 8. Analog crosstalk results 4/12 dB 0.00 - 30.00 - 60.00 - 90.00 F (Hz) - 120.00 100.0k 1.0M 10.0M 100.0M Doc ID 11599 Rev 2 DVIULC6-4SC6 1.0G ...

Page 5

... DVIULC6-4SC6 2 Application examples Figure 9. DVI/HDMI digital single link application HOST (PC, graphics cards, set-top box, DVD player) DE Pixel Data Clock Graphics Controller Vsync Hsync Figure 10. T1/E1/Ethernet protection Tx0- Tx0+ DVI connector TMDS Transmitter Tx1- Tx1+ Tx2- Tx2 TMDS Links TC- TC+ Tx SMP75 100nF ...

Page 6

... Technical information 3 Technical information 3.1 Surge protection The DVIULC6-4SC6 is particularly optimized to perform ESD surge protection based on the rail to rail topology. The clamping voltage BUS for negative surges CL F, with forward drop voltage Calculation example We can assume that the value of the dynamic resistance of the clamping diode is typically ...

Page 7

... DVIULC6-4SC6 3.3 How to ensure good ESD protection While the DVIULC6-4SC6 provides a high immunity to ESD surge, an efficient protection depends on the layout of the board. In the same way, with the rail to rail topology, the track from V pin to the power supply +V BUS as possible to avoid over voltages due to parasitic phenomena (see for layout considerations) ...

Page 8

... DVI Connector Side It’s often harder to connect the power supply near to the DVIULC6-4SC6 unlike the ground thanks to the ground plane that allows a short connection. To ensure the same efficiency for positive surges when the connections can’t be short enough, we recommend to put close to the DVIULC6-4SC6, between V ...

Page 9

... MHz) the effect on disturbed line is less than -45 dB (see Figure 8). As the DVIULC6-4SC6 is designed to protect high speed data lines, it must ensure a good transmission of operating signals. The frequency response information and shows that the DVIULC6-4SC6 is well suitable for data line transmission ...

Page 10

... Table 3. SOT23-6L dimensions Figure 17. Footprint - dimensions in mm [inches] 10/12 Ref 1.20 [0.047] [0.043] 0.60 [0.023] [0.091] [0.138] Doc ID 11599 Rev 2 DVIULC6-4SC6 Dimensions Millimeters Inches Min. Typ. Max. Min. A 0.90 - 1.45 0.035 0 - 0.10 0 0.90 - 1.30 0.035 b 0.35 - 0.50 0.014 c 0.09 - 0.20 0.004 D 2 ...

Page 11

... DVIULC6-4SC6 5 Ordering information Table 4. Ordering information Order code DVIULC6-4SC6 6 Revision history Table 5. Document revision history Date Aug-2005 09-Apr-2010 Marking Package Weight DL46 SOT23-6L 16.7 mg Revision 1 First Issue. ECOPACK statement updated. Operating junction temperature 2 range specified in Doc ID 11599 Rev 2 Ordering information Base qty ...

Page 12

... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 12/12 Please Read Carefully: © 2010 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 11599 Rev 2 DVIULC6-4SC6 ...

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