BAV99WT1G Small Signal Diode
April 2005
BAV99WT1G
Small Signal Diode
Connection Diagram
3
3
FA
1
2
1
SOT-323
2
Absolute Maximum Ratings *
Symbol
V
RRM
I
F(AV)
I
FSM
T
a
= 25°C unless otherwise noted
Parameter
Maximum Repetitive Reverse Voltage
Average Rectified Forward Current
Non-repetitive Peak Forward Surge Current
Pulse Width = 1.0 second
Pulse Width = 1.0 microsecond
Storage Temperature Range
Operating Junction Temperature
Value
70
200
1.0
2.0
-65 to +150
150
Unit
V
mA
A
A
°C
°C
T
STG
T
J
Thermal Characteristics
Symbol
P
D
R
θJA
Power Dissipation
Thermal Resistance, Junction to Ambient
Parameter
Value
270
460
Unit
mW
°C/W
FR-4 board (3.0
×
4.5
×
0.062” by 1.0
×
0.5” land pads)
Electrical Characteristics
Symbol
V
R
V
F
T
C
= 25°C unless otherwise noted
Parameter
Breakdown Voltage
Forward Voltage
I
R
= 100µA
I
F
= 1.0mA
I
F
= 10mA
I
F
= 50mA
I
F
= 150mA
Conditions
Min.
70
Max
715
855
1.0
1.25
2.5
50
70
2.0
6.0
Units
V
mV
mV
V
V
µA
µA
µA
pF
ns
I
R
Reverse Leakage
V
R
= 70V
V
R
= 25V, T
A
= 150°C
V
R
= 70V, T
A
= 150°C
V
R
= 0V, f = 1.0MHz
I
F
= I
R
= 10mA, I
RR
= 1.0mA,
R
L
= 100Ω
C
T
t
rr
Total Capacitance
Reverse Recovery Time
©2005 Fairchild Semiconductor Corporation
1
www.fairchildsemi.com
BAV99WT1G Rev. A
BAV99WT1G Small Signal Diode
Typical Performance Characteristics
Figure 1. Power Voltage Characteristics
1
Figure 2. Reverse Current vs Reverse Voltage
1E-5
125
°
C
Forward Current, I
F
[A]
Reverse Current, I
R
[A]
0.1
125
°
C
1E-6
100
°
C
0.01
100
°
C
75
°
C
1E-7
75
°
C
1E-3
25
°
C
25
°
C
1E-8
1E-4
0.2
0.4
0.6
0.8
1.0
1.2
20
40
60
Forward Voltage Drop, V
F
[V]
Reverse Voltage, V
R
[V]
Figure 3. Total Capacitance
1.80
0.25
Figure 4. Power Derating Curve
F(AV)
Juntion Capacitance, C
J
[pF]
1.78
[A]
0.20
1.75
Average Forward Current, I
0.15
1.73
0.10
1.70
1.68
0.05
1.65
0.00
0
2
4
6
8
10
0
25
50
75
100
125
150
Reverse Voltage, V
R
[V]
Case Temperature, T
C
[
°
C]
BAV99WT1G Rev. A
2
www.fairchildsemi.com
BAV99WT1G Small Signal Diode
BAV99WT1G Small Signal Diode
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A
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E
2
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CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
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FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or systems which,
(a) are intended for surgical implant into the body, or (b) support
or sustain life, or (c) whose failure to perform when properly used
in accordance with instructions for use provided in the labeling,
can be reasonably expected to result in significant injury to the
user.
2. A critical component is any component of a life support device
or system whose failure to perform can be reasonably expected
to cause the failure of the life support device or system, or to
affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Advance Information
Product Status
Formative or In
Design
First Production
Definition
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
Preliminary
No Identification Needed
Full Production
Obsolete
Not In Production
Rev. I15
3
BAV99WT1G Rev. A
www.fairchildsemi.com
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