BAT 45
SMALL SIGNAL SCHOTTKY DIODE
DESCRIPTION
Metal to silicon junction diode primarly intended for
UHF mixers and ultrafast switching applications.
November 1994
DO 35
(Glass)
Symbol
Parameter
Value
Unit
V
RRM
Repetitive Peak Reverse Voltage
15
V
I
F
Forward Continuous Current
T
a
= 25
C
30
mA
I
FSM
Surge non Repetitive Forward Current
t
p
1s
60
mA
T
stg
T
j
Storage and Junction Temperature Range
- 65 to +150
- 65 to +125
C
C
T
L
Maximum Temperature for Soldering during 10s at 4mm from
Case
230
C
ABSOLUTE RATINGS (limiting values)
Symbol
Test Conditions
Value
Unit
R
th (j-a)
Junction-ambient*
400
C/W
THERMAL RESISTANCE
* On infinite heatsink with 4mm lead length
1/4
(1) Pulse test: t
p
300
s
<
2%.
(2) Noise figure test :
- diode is inserted in a tuned stripline circuit
- local oscillator frequency 1GHz
- local oscillator power 1mW
- intermediate frequency amplifier, tuned on 300MHz, has a noise figure 1.5dB
Matched batches available on request. Test conditions (forward voltage and/or capacitance) according to customer specification.
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
V
BR
T
amb
= 25
C
I
R
= 10
A
15
V
V
F
(1)
T
amb
= 25
C
I
F
= 1mA
0.38
V
T
amb
= 25
C
I
F
= 10mA
0.5
T
amb
= 25
C
I
F
= 30mA
1
I
R
(1)
T
amb
= 25
C
V
R
= 6V
0.1
A
STATIC CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
C
T
amb
= 25
C
V
R
= 1V
f = 1MHz
1.1
pF
T
amb
= 25
C
I
F
= 20mA
Krakauer Method
100
ps
F (2)
T
amb
= 25
C
f = 1GHz
6
7
dB
DYNAMIC CHARACTERISTICS
2/4
BAT 45
Figure 1. Forward current versus forward
voltage at different temperatures (typical
values).
Figure 2. Forward current versus forward
voltage (typical values).
Figure 3. Reverse current versus junction
temperature.
Figure 4. Reverse current versus continuous
reverse voltage (typical values).
3/4
BAT 45
Marking: clear, ring at cathode end.
Weight: 0.15g
Cooling method: by convection and conduction
PACKAGE MECHANICAL DATA
DO 35 Glass
note 2
B
A
B
C
note 1
note 1
D
D
O
/
O
/
O
/
E
E
REF.
DIMENSIONS
NOTES
Millimeters
Inches
Min.
Max.
Min.
Max.
A
3.050
4.500
0.120
0.117
1 - The lead diameter
D is not controlled over zone E
2 - The minimum axial lengh within which the device may be
placed with its leads bent at right angles is 0.59"(15 mm)
B
12.7
0.500
C
1.530
2.000
0.060
0.079
D
0.458
0.558
0.018
0.022
E
1.27
0.050
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the
consequences 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 SGS-THOMSON Microelectronics. Specifications mentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express
written approval of SGS-THOMSON Microelectronics.
1994 SGS-THOMSON Microelectronics - Printed in Italy - All rights reserved.
SGS-THOM SON Microelectronics GROUP OF COMPANIES
Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands
- Singapore - Spain - Sweden - Switzerland - Taiwan - United Kingdom - U.S.A.
4/4
BAT 45
PDF 
ZIP