Resistors
Make Possible
Low Capacitance
TVS Diode Array
QDN004LF Series
Protects up to 8 lines with ESD protecꢀon > 40 kV
500 Waꢁs peak pulse power per Line (tp=8/20μs)
Available in mulꢀple voltage types: 3.3V to 36V
Unidirecꢀonal & bidirecꢀonal confi guraꢀons
Low capacitance: 15pF
RoHS compliant
All Pb-free parts comply with EU Direcꢀve 2011/65/EU (RoHS2)
Applications
IEC Compatibility
Wireless Communication Circuits
RS-422, RS-432, RS-485
Low Voltage ASICs
61000-4-2 (ESD): Air - 15kV, Contact - 8kV
61000-4-4 (EFT): 40A - 5/50ns
61000-4-5 (Surge): 12A, 8/20µs Level 1 (Line-Ground)
and Level 2 (Line-Line)
Ethernet 10/100 Base-T
Characteristic Data
Rated
Standoff
Voltage
VWM
Minimum
Breakdown Clamping
Voltage
V(BR)
Maximum
Maximum
Pulse
Clamping
Voltage
tf - td
Maximum
Leakage
Current
@VWM
Maximum
Capacitance Temperature
C
V=0
f = 1MHz
Voltage
Voltage
Ip = 1A
Coefficient
qV(BR)
ID
(Volts)
(Volts)
(Volts)
(µA)
(pF)
(mV/°C)
QDN004LF-U03
QDN004LF-B03
3.3
4.5
7.0
20.0V @ 35.0A
24.0V @ 42.0A
26.0V @ 30.0A
33.0V @ 21.0A
39.0V @ 15.0A
57.0V @ 10.0A
72.0V @ 7.0A
125
15
-3
QDN004LF-U05
QDN004LF-B05
5.0
8.0
6.0
8.5
9.8
20
10
2
15
15
15
15
15
15
3
QDN004LF-U08
QDN004LF-B08
13.4
19.0
25.5
40.0
53.0
9
QDN004LF-U12
QDN004LF-B12
12.0
15.0
24.0
36.0
13.3
16.7
26.7
40.0
16
17
26
36
QDN004LF-U15
QDN004LF-B15
2
QDN004LF-U24
QDN004LF-B24
2
QDN004LF-U36
QDN004LF-B36
2
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
www.ttelectronicsresistors.com
© TT Electronics plc
07.14