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DDSL01
Secondary protection for DSL lines
Features
■ ■ ■ ■ ■
Stand off voltage: 30 V Surge capability: Ipp = 30 A 8/20 µs Low capacitance device: 4.5 pF at 2 V RoHS package Low leakage current: 0.5 µA at 25 °C
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Description
The DDSL01 has been developed to provide a low capacitance and a high surge capability to comply with various standards such as IEC 61000-4-5, GR-1089 and ITU-T K20/21 in DSL applications. The DDSL01 is packaged in SOT23-3L. Figure 1.
SOT23-3L
Functional diagram
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April 2010
Doc ID 17401 Rev 1
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Characteristics
DDSL01
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Characteristics
Table 1.
Symbol IPP Tj Tstg TL
Absolute maximum ratings (Tamb = 25°C)
Parameter Peak pulse current (8/20 µs) Operating junction temperature range Storage temperature range Maximum lead temperature for soldering during 10 s Value 30 -40 to 125 -55 to +150 260 Unit A °C °C °C
Table 2.
Electrical characteristics (Tamb = 25 °C)
IRM @ VRM VF@ IF max. V 30 V 0.6 mA 50 C(1) max. pF 7
Order code
max. µA
DDSL01-030SL
0.5
1. Test conditions: VR = 2 V bias, VRMS = 30 mV, F = 1 MHz
Figure 2.
Leakage current versus junction temperature (typical values)
Figure 3.
Junction capacitance versus reverse applied voltage (typical values)
IR (nA)
1.E+05
VR=VRM
C(pF)
8
F=1 MHz VOSC=30 mVRMS Tj=25 °C
1.E+04
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1.E+03
4
1.E+02
2
T j(°C) 1.E+01 0 25 50 75 100 125
0 0 10 20
VR(V)
30
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DDSL01
Ordering information scheme
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Ordering information scheme
Figure 4. Ordering information scheme
DDSL 01 030 S L
Diode for DSL line protection Version
Stand-off voltage 030 = 30V Configuration
Package L = SOT23-3L
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Package information
DDSL01
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Package information
● ●
Epoxy meets UL94, V0 Lead-free packages
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. Table 3. SOT23-3L dimensions
Dimensions Ref.
A E
Millimeters Min. Max. 1.4 0.1 0.51 0.18 3.04 1.05 2.1 1.6 2.75 0.6 typ. 0.35 0.65
Inches Min. 0.035 0 0.012 0.003 0.108 0.033 0.067 0.047 0.083 Max. 0.055 0.004 0.02 0.007 0.12 0.041 0.083 0.063 0.108
A A1
e B e1
D
0.89 0 0.3 0.085 2.75 0.85 1.7 1.2 2.1
B c D
S A1
e e1 E
L
H
c
H L S
0.024 typ. 0.014 0.026
Figure 5.
Footprint (dimensions in mm)
0.95 0.61
Figure 6.
Marking
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1.26
x
3.25
1
x
x
y
2
0.73
ECOPACK compliance XXX: Marking Y: Manufacturing year
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DDSL01
Ordering information
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Ordering information
Table 4. Ordering information
Marking DD1 Package SOT23-3L Weight 0.01 g Base qty 3000 Delivery mode Tape and reel
Order code DDSL01-030SL
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Revision history
Table 5.
Date 15-Apr-2010
Document revision history
Revision 1 First issue.