Transient Voltage Suppressors
Features
Protects one I/O or Power Line
Completely Compatible with SOD923
Low Clamping Voltage
Working Voltage: 5V
Low Leakage Current
Response Time is Typically < 1 ns
BDFN2C051L
ROHS
IEC COMPATIBILITY (EN61000-4)
IEC 61000-4-2 (ESD) ±15kV (air), ±10kV (contact)
IEC 61000-4-4 (EFT) 40A (5/50ns)
DFN-2L
Mechanical Characteristics
JEDECDFN-2L package (0402
size)
Molding compound flammability
rating:
UL 94V-0
Marking : Marking Code
RoHS Compliant
Applications
Cellular Handsets & Accessories
Personal Digital Assistants (PDAs)
Notebooks & Handhelds
Portable Instrumentation
Digital Cameras
MP3 Players
Schematic & PIN Configuration
Bi irectional
1/4
Transient Voltage Suppressors
Absolute Maximum Rating
Rating
Peak Pulse Power ( t
p
= 8/20μs )
Peak Forward Voltage ( I
F
= 1A, t
p
= 8/20μs )
Operating Temperature
Storage Temperature
Symbol
P
PP
V
FP
T
J
T
STG
Value
100
1.5
-55 to + 125
-55 to +150
BDFN2C051L
ROHS
Units
Watts
V
℃
℃
Electrical Parameters (T=25
℃
)
Symbol
Parameter
Maximum Reverse Peak Pulse Current
Clamping Voltage @
I
PP
Working Peak Reverse Voltage
Maximum Reverse Leakage Current @
V
RWM
Breakdown Voltage @
I
T
Test Current
Forward Current
Forward Voltage @
I
F
I
PP
I
I
PP
V
C
V
RWM
I
R
V
BR
I
T
I
F
V
F
V
C
V
BR
V
RWM
I
T
I
R
I
R
I
T
V
RWM
V
BR
V
C
V
I
PP
Electrical Characteristics
BDFN2C051L
Parameter
Reverse Stand-Off Voltage
Reverse Breakdown Voltage
Reverse Leakage Current
Peak Pulse Current
Clamping Voltage
Clamping Voltage
Junction Capacitance
Symbol
V
RWM
V
BR
I
R
I
PP
V
C
V
C
C
j
I
T
=1mA
V
RWM
=5V, T=25℃
6.0
0.5
3
9.5
11
1.5
Conditions
Minimum
Typical
Maximum
5.0
Units
V
V
μA
A
V
V
pF
t
p
=8/20μs
I
PP
=1A, t
p
=8/20
μs
I
PP
=4A, t
p
=8/20
μs
V
R
=0V, f =1MHz
2/4
Transient Voltage Suppressors
Typical Characteristics
Figure 1: Peak Pulse Power Vs Pulse
P
pp
–
Peak Pulse Power - Ppp(KW)
10
BDFN2C051L
ROHS
Time
Percent of Rated Power for I
pp
Figure 2: Power Derating Curve
110
100
90
80
70
60
50
40
30
20
10
0
0
25
50
75
100
125
150
1
0.1
100W 8/20µs
Waveform
0.01
0.1
1
t
d
–
Pulse Duration - µs
10
100
1,000
Ambient Temperature - T
A
(℃)
Figure 3: Clamping Voltage vs. Peak Pulse
Current
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
1
2
3
4
5
6
7
8
9
Figure 4: Normalized Junction Capacitance
vs. Reverse Voltage
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
0
0
1
2
3
4
5
F=1MHz
Clamping Voltage -Vc(V)
Peak Pulse Current -
Ipp(A)
Cj(V
R
)/Cj(V
R
=0)
Reverse Voltage -V
R
(V)
Figure 5: Pulse Waveform
Figure 6: ESD Clamping( 8kV Contact per
IEC 61000-4-2)
Tek Run: 2.50GS/s
Waveform
Paramters tr=8µs
td=20µs
110
100
90
80
Sample
Percent I
pp
70
60
50
40
30
20
10
0
0
5
e
-t
td=Ipp/2
10
15
20
25
30
CH1 10.0 VΩ
M 20.0ns Ch1
7V
Time
(µs)
3/4
Transient Voltage Suppressors
Outline Drawing – DFN-2L
PACKAGE OUTLINE
BDFN2C051L
ROHS
D
L1
e
h
1
2
L
2
BOTTOM VIEW
C
Land Pattern
A1
A
1.00
0.30
L1
1
SYMB
OL
A
A1
b
C
D
e
E
L
L1
h
DFN-2L
MILIMETER
MIN
NOM
MAX
0.45
0.50
0.55
0
0.02
0.05
0.45
0.50
0.55
0.12
0.15
0.18
0.95
1.00
1.05
0.65BSC
0.55
0.60
0.65
0.20
0.25
0.30
0.05REF
0.07
0.12
0.17
E
b
h
0.35
0.35
Marking Codes
Part Number
BDFN2C051L
Marking Code
VB
Package Information
Qty：10k/Reel
0.60
4/4
微控制器 MCU
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