LCD and Camera EMI Filter Array
with ESD Protection
CM1622
©2010 SCILLC. All rights reserved. Publication Order Number:
May 2010 – Rev. 2 CM1622/D
Features
• Eight channels of EMI filtering with integrated
ESD protection
• Pi-style EMI filters in a capacitor-resistor-
capacitor (C-R-C) network
• ±15kV ESD protection on each channel
(IEC 61000-4-2 Level 4, contact discharge)
• ±30kV ESD protection on each channel (HBM)
• Greater than -35dB attenuation (typical) at
1GHz
• NuDFN package with 0.40mm lead pitch:
• 16-lead: 3.5mm x 1.20mm x 0.50mm
• Lead-free finishing
Applications
• LCD and camera data lines in mobile handsets
• I/O port protection for mobile handsets,
notebook computers, PDAs, etc.
• EMI filtering for data ports in cell phones, PDAs
or notebook computers
• Wireless handsets
• Handheld PCs/PDAs
CM1622
Rev.2 | Page 2 of 12 | www.onsemi.com
16-PIN DESCRIPTIONS
DEVICE PIN(s)
NAME
DESCRIPTION
DEVICE PIN(s)
NAME
DESCRIPTION
1 FILTER1 Filter + ESD Channel 1 16 FILTER1 Filter + ESD Channel 1
2 FILTER2 Filter + ESD Channel 2 15 FILTER2 Filter + ESD Channel 2
3 FILTER3 Filter + ESD Channel 3 14 FILTER3 Filter + ESD Channel 3
4 FILTER4 Filter + ESD Channel 4 13 FILTER4 Filter + ESD Channel 4
5 FILTER5 Filter + ESD Channel 5 12 FILTER5 Filter + ESD Channel 5
6 FILTER6 Filter + ESD Channel 6 11 FILTER6 Filter + ESD Channel 6
7 FILTER7 Filter + ESD Channel 7 10 FILTER7 Filter + ESD Channel 7
8 FILTER8 Filter + ESD Channel 8 9 FILTER8 Filter + ESD Channel 8
GND PAD GND Device Ground
CM1622
Rev. 2 | Page 3 of 12 | www.onsemi.com
Ordering Information
PART NUMBERING INFORMATION
Lead-free Finish
Pins
Package
Ordering Part Number1
Part Marking
16 NuDFN-16 CM1622 -08DE P22
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
Specifications
ABSOLUTE MAXIMUM RATINGS
PARAMETER RATING
UNITS
Storage Temperature Range –65 to +150 °C
DC Power per Resistor 100 mW
DC Package Power Rating 500 mW
STANDARD OPERATING CONDITIONS
PARAMETER RATING
UNITS
Operating Temperature Range –40 to +85 °C
CM1622
Rev.2 | Page 4 of 12 | www.onsemi.com
ELECTRICAL OPERATING CHARACTERISTICS (NOTE1)
SYMBOL PARAMETER CONDITIONS MIN
TYP
MAX
UNITS
R Resistance IR= 20mA 85 100 115 Ω
CTOTAL Total Channel Capacitance At 2.5VDC Reverse Bias, 1MHz,
30mVAC
20 25 30 pF
C Capacitance C At 2.5VDC Reverse Bias, 1MHz,
30mVAC
12.5 pF
VDIODE Standoff Voltage IDIODE = 10μA 6.0 V
ILEAK Diode Leakage Current (reverse bias) VDIODE = +3.3V 0.01 0.2 μA
VSIG Signal Clamp Voltage
ILOAD = 1.0mA 6.0 7.0 8.0 V
VESD In-system ESD Withstand Voltage
a) Human Body Model, MIL-STD-883,
Method 3015
b) Contact Discharge per IEC 61000-4-
2 Level 4
See Note 2
±30
±15
kV
kV
RDYN Dynamic Resistance
Positive
Negative
2.3
0.9
Ω
Ω
fC Cut-off Frequency
ZSOURCE = 50Ω, ZLOAD = 50Ω
Channel R = 100Ω,
Channel C = 25pF
115
MHz
A1GHz Absolute Attenuation @ 1GHz from 0dB
Level
ZSOURCE = 50Ω, Z LOAD = 50Ω,
DC Bias = 0V;
See Notes 1 and 3.
-35 dB
A800MHz - 6GHz Absolute Attenuation @ 800MHz to
6GHz from 0dB Level
ZSOURCE = 50Ω, Z LOAD = 50Ω,
DC Bias = 0V;
See Notes 1 and 3.
30 dB
Note 1: TA=25°C unless otherwise specified.
Note 2: ESD applied to input and output pins with respect to GND, one at a time.
Note 3: Attenuation / RF curves characterized by a network analyzer using microprobes.
CM1622
Rev. 2 | Page 5 of 12 | www.onsemi.com
Performance Information
Typical Filter Performance (TA=25°C, DC Bias=0V, 50 Ohm Environment)
Figure 1. Insertion Loss vs. Frequency (FILTER1 Input to GND)
Figure 2. Insertion Loss vs. Frequency (FILTER2 Input to GND)
CM1622
Rev.2 | Page 6 of 12 | www.onsemi.com
Figure 3. Insertion Loss vs. Frequency (FILTER3 Input to GND)
Figure 4. Insertion Loss vs. Frequency (FILTER4 Input to GND)
CM1622
Rev. 2 | Page 7 of 12 | www.onsemi.com
Figure 5. Insertion Loss vs. Frequency (FILTER5 Input to GND)
Figure 6. Insertion Loss vs. Frequency (FILTER6 Input to GND)
CM1622
Rev.2 | Page 8 of 12 | www.onsemi.com
Figure 7. Insertion Loss vs. Frequency (FILTER7 Input to GND)
Figure 8. Insertion Loss vs. Frequency (FILTER8 Input to GND)
CM1622
Rev. 2 | Page 9 of 12 | www.onsemi.com
Typical Diode Capacitance vs. Input Voltage
Figure 9. Filter Capacitance vs. Input Voltage
(normalized to capacitance at 2.5VDC and 25°C)
CM1622
Rev.2 | Page 10 of 12 | www.onsemi.com
Mechanical Details
NuDFN-16 Mechanical Specifications, 0.4mm
Dimensions for the CM1622 supplied in a 16-lead, 0 . 4mm pitch NuDFN package are presented below.
PACKAGE DIMENSIONS
Package
NuDFN
JEDEC
No.
MO-229C*
Leads
16
Millimeters
Inches
Dim.
Min
Nom
Max
Min
Nom
Max
A
0.45 0.50 0.55 0.018 0.020 0.022
A1
0.00 0.02 0.05 0.000 0.001 0.002
A3
0.127 REF 0.005 REF
b
0.15 0.20 0.25 0.006 0.008 0.010
b1
.20 BSC 0.008 BSC
D
3.40 3.50 3.60 0.134 0.138 0.142
D2
2.70 2.80 2.90 0.106 0.110 0.114
E
1.10 1.20 1.30 0.043 0.047 0.051
E2
0.20 0.30 0.40 0.008 0.012 0.016
e
0.400 BSC 0.016 BSC
F
0.20 REF 0.008 REF
F1
0.30 REF 0.012 REF
K
0.20 REF 0.008 REF
L
0.20 0.25 0.30 0.008 0.010 0.012
L2
0.15 REF 0.006 REF
# per
tape and
reel
3000 pieces
Controlling dimension: millimeters
*This package is compliant with JEDEC standard MO-229C with
the exception of the D, D2, E, E2, and L dimensions as called
out in the table above.
Dimensions for 16-Lead, 0.4mm pitch
NuDFN Package
CM1622
Rev. 2 | Page 11 of 12 | www.onsemi.com
Tape and Reel Specifications
PART NUMBER
PACKAGE SIZE
(mm)
POCKET SIZE (mm)
B0 X A0 X K0
TAPE WIDTH
W
REEL
DIAMETER
QTY PER
REEL P0 P
1
CM1622 3.50 X 1.20 X 0.50 3.75 X 1.45 X 0.70 12mm 178mm (7") 3000 4mm 4mm
CM1622
Rev.2 | Page 12 of 12 | www.onsemi.com
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