ESDAxxxWx TRANSIL™ array for data protection Main applications SOT323-5L

ESDAxxxWx TRANSIL™ array for data protection Main applications SOT323-5L
ESDAxxxWx
TRANSIL™ array for data protection
Main applications
Where transient overvoltage protection in ESD
sensitive equipment is required, such as :
SOT323-5L
SOT323-3L
■
Computers
■
Printers
■
Communication systems
■
Cellular phones handsets and accessories
■
Wireline and wireless telephone sets
■
Set top boxes
Features
■
2 up to 5 Unidirectional Transil functions
■
Breakdown voltage:
VBR = 6.1 V min. and 25 V min.
■
Low leakage current: < 1 µA
■
Very small PCB area < 4.2 mm2 typically
SOT323-6L
Order codes
Part Numbers
Marking
ESDA6V1W5
E61
ESDA6V1-5W6
E62
ESDA25W
E25
ESDA25W5
E25
ESDA25W Functional diagram
1
3
Description
The ESDAxxxWx are monolithic suppressors
designed to protect components connected to
data and transmission lines against ESD.
These devices clamp the voltage just above the
logic level supply for positive transients, and to a
diode drop below ground for negative transients.
2
ESDA6V1W5/ESDA25W5 Functional
diagram
1
2
Benefits
3
■
High ESD protection level: up to 25 kV
■
High integration
Complies with the following standards
IEC61000-4-2
Level 4
5
15 kV (air discharge)
8 kV(contact discharge)
MIL STD 883E - Method 3015-7 Class 3
4
ESDA6V1-5W6 Functional diagram
1
6
2
5
3
4
25 kV HBM (Human Body Model)
August 2005
Rev 2
1/11
www.st.com
11
ESDAxxxWx
1 Characteristics
1
Characteristics
Table 1.
Absolute Ratings (Tamb = 25°C)
Symbol
PPP
Tj
Tstg
TL
Top
Parameter
Peak pulse power (8/20 µs)
Value
ESDA25W
400
ESDA25W5 / ESDA6V1W5
150
ESDA6V1-5W6
100
Junction temperature
Storage temperature range
Maximum lead temperature for soldering during 10s
Operating temperature
range(1)
Unit
W
125
°C
-55 to +150
°C
260
°C
ESDA25W / ESDA25W5 /
ESDA6V1W5
-40 to +125
ESDA6V1-5W6
-40 to +125
°C
1. The values of the operating parameters versus temperature are given through curves and αT parameter.
1.1
Electrical Characteristics (Tamb = 25°C)
Symbol
2/11
Parameter
VRM
Stand-off voltage
VBR
Breakdown voltage
VCL
Clamping voltage
IRM
Leakage current
IPP
Peak pulse current
IR
Reverse leakage current
IF
Forward current
αT
Voltage temperature coefficient
VF
Forward voltage drop
C
Capacitance
Rd
Dynamic resistance
I
IF
VF
VCL VBR
VRM
IRM
Slope: 1/Rd
IPP
V
ESDAxxxWx
1 Characteristics
IRM @ VRM
VBR
@ IR
Part Numbers
min.
VF
@
IF
max.
Rd
αT
C
typ.(1)
max.(2)
typ.
max.
0V bias
V
V
mA
µA
V
V
mA
Ω
10-4/°C
pF
ESDA25W
25
30
1
1
24
1.2
10
1.1
10
65
ESDA25W5
25
30
1
1
24
1.2
10
1.9
10
30
ESDA6V1-5W6
6.1
7.2
1
1
3
1.25
200
0.61
6
50
ESDA6V1W5
6.1
7.2
1
1
3
1.25
200
0.35
6
90
1. Square pulse lpp = 15 A, tp = 2.5 µs
2. VBR = aT* (Tamb - 25 °C) * VBR (25 °C)
Figure 1.
Peak power dissipation versus
initial junction temperature
Figure 2.
Peak pulse power versus
exponential pulse duration
(Tj initial = 25°C) (ESDA25W)
PPP(W)
PPP[Tj initial] / PPP[Tj initial=25°C]
1.1
10000
1.0
Tj initial = 25°C
0.9
0.8
0.7
ESDA25W
0.6
1000
0.5
0.4
0.3
0.2
0.1
Tj initial (°C)
tp(µs)
0.0
0
25
50
75
100
125
Fig 1
100
1
10
100
3/11
ESDAxxxWx
1 Characteristics
Figure 3.
Figure 4.
Peak pulse power versus
exponential pulse duration
(Tj initial = 25°C) (ESDA25W5 /
ESDA6V1W5 / ESDA6V1-5W6)
PPP(W)
Clamping voltage versus peak pulse
current (Tj initial = 25°C, rectangular
waveform, tp = 2.5 µs)
(ESDA25W / ESDA25W5)
IPP(A)
1000
100.0
Tj initial = 25°C
ESDA6V1W5 / ESDA25W5
tp = 2.5µs
ESDA25W
10.0
100
ESDA6V1-5W6
ESDA25W5
1.0
VCL(V)
tp(µs)
10
1
0.1
10
Figure 5.
20
100
25
Clamping voltage versus peak pulse Figure 6.
current (Tj initial = 25°C, rectangular
waveform, tp = 2.5 µs)
(ESDA6V1W5 / ESDA6V1-5W6)
IPP(A)
30
35
40
45
50
55
60
65
70
75
80
Capacitance versus reverse applied
voltage (typical values)
(ESDA25W / ESDA25W5)
C(pF)
50.0
50
tp = 2.5µs
F=1MHz
VOSC=30mVRMS
Tj=25°C
45
ESDA6V1W5
40
10.0
ESDA6V1-5W6
35
ESDA25W
30
25
20
1.0
15
10
ESDA25W5
0
4/11
5
VCL(V)
0.1
5
10
15
20
25
30
35
40
VR(V)
0
1
3
5
7
9
11
13
15
17
19
21
23
25
ESDAxxxWx
Figure 7.
1 Characteristics
Capacitance versus reverse applied Figure 8.
voltage (typical values)
(ESDA6V1W5 / ESDA6V1-5W6)
C(pF)
Relative variation of leakage current
versus junction temperature
(typical values)
IR[Tj] / IR[Tj=25°C]
80
1000
70
F=1MHz
VOSC=30mVRMS
Tj=25°C
ESDA6V1W5
60
100
50
40
ESDA25W
10
30
ESDA25W5
ESDA6V1-5W6
ESDA6V1-5W6
20
10
0.5
VR(V)
1.0
Figure 9.
1.5
2.0
2.5
3.0
Tj(°C)
1
3.5
4.0
4.5
25
5.0
50
75
ESDA6V1W5
100
125
Figure 10. Peak forward voltage drop versus
peak forward current
(typical values)
(ESDA6V1W5 / ESDA6V1-5W6)
Peak forward voltage drop versus
peak forward current (typical
values) (ESDA25W / ESDA25W5)
IFM(A)
IFM(A)
1E+0
1E+0
Tj = 25°C
ESDA6V1W5
Tj = 25°C
ESDA25W / ESDA25W5
ESDA6V1-5W6
1E-1
1E-1
1E-2
1E-2
VFM(V)
VFM(V)
1E-3
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
1E-3
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Figure 11. ESD response to IEC61000-4-2
(air discharge 15 kV, positive surge)
5/11
ESDAxxxWx
2 Ordering information scheme
2
Ordering information scheme
ESDA
ESD Array
Breakdown Voltage
25 = 25 Volts min.
6V1 = 6.1 Volts min
Number of lines protected (optional)
-5 = 5 lines
Packages
W = SOT323-3L
W5 = SOT323-5L
W6 = SOT323-6L
6/11
25
-5
Wx
ESDAxxxWx
3 Package mechanical data
3
Package mechanical data
3.1
SOT323-3L package
DIMENSIONS
A
REF.
Millimeters
Inches
E
Min.
e
D
b
A1
θ
Max.
Min.
Typ.
Max.
A
0.8
1.1
0.031
0.043
A1
0.0
0.1
0.0
0.004
b
0.25
0.4
0.010
0.016
c
0.1
0.26
0.004
0.010
D
1.8
2.0
2.2
0.071 0.079 0.086
E
1.15
1.25
1.35
0.045 0.049 0.053
e
c
Typ.
0.65
0.026
H
1.8
2.1
2.4
0.071 0.083 0.094
L
0.1
0.2
0.3
0.004 0.008 0.012
q
0
L
H
30°
0
30°
Figure 12. Footprint dimensions
0.95
1.0
0.8
2.9
0.50
Dimensions in mm
7/11
ESDAxxxWx
3 Package mechanical data
3.2
SOT323-5L package
DIMENSIONS
A
REF.
E
e
b
D
e
A1
A2
Q1
L
Inches
Min.
Max.
Min.
Max.
A
0.8
1.1
0.031
0.043
A1
0
0.1
0
0.004
A2
0.8
1
0.031
0.039
b
0.15
0.3
0.006
0.012
c
0.1
0.18
0.004
0.007
D
1.8
2.2
0.071
0.086
E
1.15
1.35
0.045
0.053
e
c
Millimeters
0.65 Typ.
0.025 Typ.
H
1.8
2.4
0.071
0.094
Q1
0.1
0.4
0.004
0.016
HE
Figure 13. Footprint dimensions
0.3
1.0
2.9
1.0
0.35
8/11
Dimensions in mm
ESDAxxxWx
3.3
3 Package mechanical data
SOT323-6L package
DIMENSIONS
A
REF.
E
e
b
D
e
A1
A2
Q1
Millimeters
Min.
Max.
Min.
Max.
A
0.8
1.1
0.031
0.043
A1
0
0.1
0
0.004
A2
0.8
1
0.031
0.039
b
0.15
0.3
0.006
0.012
c
0.1
0.18
0.004
0.007
D
1.8
2.2
0.071
0.086
E
1.15
1.35
0.045
0.053
e
c
L
Inches
0.65 Typ.
0.025 Typ.
H
1.8
2.4
0.071
0.094
Q
0.1
0.4
0.004
0.016
HE
Figure 14. Footprint dimensions
0.65
1.05
2.9
0.80
1.05
0.40
Dimensions in mm
9/11
ESDAxxxWx
4 Ordering information
4
5
10/11
Ordering information
Part Number
Marking
Package
ESDA6V1W5
E61
SOT323-5L
ESDA6V1-5W6
E62
SOT323-6L
ESDA25W
E25
SOT323-3L
ESDA25W5
E25
SOT323-5L
Weight
Base qty
Delivery mode
6 mg
3000
Tape & reel
Revision history
Date
Revision
Changes
20-Jul-2005
1
Initial release
29-Aug-2005
2
Added notes to table on page2, removed annotations in Figure 1.
ESDAxxxWx
5 Revision history
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of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted
by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject
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