®
BAT46
SMALL SIGNAL SCHOTTKY DIODE
DESCRIPTION
General purpose, metalto silicon diode featuring
high breakdown voltage low turn-on voltage.
ABSOLUTE RATINGS (limiting values)
Symbol Parameter Value Unit
V
I
FRM
I
FSM
P
T
RRM
I
F
tot
stg
T
T
L
Repetitive Peak Reverse Voltage 100 V
Forward Continuous Current* Ta= 25°C 150 mA
t
≤ 1s
Repetitive Peak Forward Current*
Surge non Repetitive Forward Current*
p
δ≤0.5
t
= 10ms
p
Power Dissipation* TI= 80°C 150 mW
Storage and Junction Temperature Range - 65 to + 150
j
Maximum Temperature for Soldering during 10s at 4mm from
Case
DO-35
350 mA
750 mA
- 65 to + 125
230 °C
°C
THERMAL RESISTANCE
Symbol Test Conditions Value Unit
R
th(j-a)
* On infinite heatsink with 4mm lead length.
October 2001 - Ed: 2B
Junction-ambient* 300
°C/W
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BAT46
ELECTRICAL CHARACTERISTICS
STATIC CHARACTERISTICS
Symbol Test Conditions Min. Typ. Max. Unit
V
BR
*T
V
F
I
*
R
Tj= 25°C
= 25°C
j
= 25°C
T
j
= 25°C
T
j
T
= 25°C
j
T
= 60°C 5
j
= 25°C
T
j
T
= 60°C 7.5
j
= 25°C VR= 50V 2
T
j
= 60°C 15
T
j
= 25°C VR= 75V 5
T
j
= 60°C 20
T
j
IR= 100µA
IF= 0.1mA
IF= 10mA
IF= 250mA
VR= 1.5V
VR= 10V
100 V
0.25 V
0.45
1
0.5
0.8
DYNAMIC CHARACTERISTICS
Symbol Test Conditions Min. Typ. Max. Unit
C
* Pulse test: tp≤ 300µs δ<2%.
Tj= 25°C VR= 0V
Tj= 25°C VR= 1V 6
f = 1Mhz
10 pF
µA
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BAT46
Fig. 1-1:Forwardvoltage drop versus forward cur-
rent (low level, typical values)
IFM(mA)
20
18
16
14
12
Tj=125°C
Tj=25°C
10
8
6
4
2
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
VFM(V)
Fig. 2: Leakage current versus reverse voltage ap-
plied (typical values)
IR(µA)
1E+3
1E+2
1E+1
Tj=125°C
Tj=100°C
Tj=75°C
Tj=50°C
Fig. 1-2: Forward voltage drop versus forward current (high level, typical values)
IFM(A)
5E-1
Tj=125°C
1E-1
Tj=25°C
VFM(V)
1E-2
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
Fig. 3: Leakage current versus junction temperature
(typical values)
IR(µA)
1E+3
VR=75V
1E+2
1E+1
1E+0
1E-1
0 102030405060708090100
Tj=25°C
VR(V)
Fig. 4: Junction capacitance versus reverse volt-
age applied (typical values)
C(pF)
10
5
2
1
1
VR(V)
10 100
F=1MHz
Tj=25°C
1E+0
Tj(°C)
1E-1
0 25 50 75 100 125
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BAT46
PACKAGE MECHANICAL DATA
DO-35
REF. DIMENSIONS
CA
O
/
D
■
Cooling method: by convection and conduction
■
Marking: clear, ring at cathode end
■
Weight: 0.15g
C
O
/
D
BO
/
Millimeters Inches
Min. Max. Min. Max.
A 3.05 4.50 0.120 0.177
B 1.53 2.00 0.060 0.079
C 28.00 1.102
D 0.458 0.558 0.018 0.022
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change without notice. This publication supersedes and replaces all information previously supplied.
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