PHILIPS BAS15

DISCRETE SEMICONDUCTORS
DATA SHEET
book, halfpage
M3D050
BAS15
High-speed diode
Product specification
Supersedes data of April 1996
File under Discrete Semiconductors, SC01
1996 Sep 10
Philips Semiconductors
Product specification
High-speed diode
BAS15
FEATURES
DESCRIPTION
• Hermetically sealed leaded glass
SOD68 (DO-34) package
The BAS15 is a high-speed switching diode fabricated in planar technology,
and encapsulated in the hermetically sealed leaded glass SOD68 (DO-34)
package.
• High switching speed: max. 4 ns
• Continuous reverse voltage:
max. 50 V
• Repetitive peak reverse voltage:
max. 50 V
k
handbook, halfpage
a
• Repetitive peak forward current:
max. 225 mA.
MAM156
The diode is type branded.
APPLICATIONS
• High-speed switching
• Protection diodes in reed relays.
Fig.1 Simplified outline (SOD68; DO-34) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VRRM
repetitive peak reverse voltage
−
50
V
VR
continuous reverse voltage
−
50
V
IF
continuous forward current
−
100
mA
IFRM
repetitive peak forward current
−
225
mA
IFSM
non-repetitive peak forward current
t = 1 µs
−
4
A
t = 1 ms
−
1
A
t=1s
−
0.5
A
see Fig.2; note 1
square wave; Tj = 25 °C prior to
surge; see Fig.4
−
350
storage temperature
−65
+200
°C
junction temperature
−
200
°C
Ptot
total power dissipation
Tstg
Tj
Tamb = 25 °C; note 1
Note
1. Device mounted on an FR4 printed circuit-board; lead length 10 mm.
1996 Sep 10
2
mW
Philips Semiconductors
Product specification
High-speed diode
BAS15
ELECTRICAL CHARACTERISTICS
Tj = 25 °C; unless otherwise specified.
SYMBOL
VF
IR
PARAMETER
forward voltage
reverse current
CONDITIONS
MIN.
MAX.
UNIT
see Fig.3
IF = 1 mA
−
700
mV
IF = 10 mA
−
850
mV
IF = 100 mA
−
1.1
V
see Fig.5
VR = 30 V
−
50
nA
VR = 50 V
−
200
nA
VR = 30 V; Tj = 150 °C
−
75
µA
VR = 50 V; Tj = 150 °C
−
100
µA
Cd
diode capacitance
f = 1 MHz; VR = 0; see Fig.6
−
2
pF
trr
reverse recovery time
when switched from IF = 10 mA to
IR = 60 mA; RL = 100 Ω;
measured at IR = 1 mA; see Fig.7
−
4
ns
Vfr
forward recovery voltage
when switched from IF = 50 mA;
tr = 20 ns; see Fig.8
−
2.5
V
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
Rth j-tp
thermal resistance from junction to tie-point
lead length 10 mm
240
K/W
Rth j-a
thermal resistance from junction to ambient
lead length 10 mm; note 1
500
K/W
Note
1. Device mounted on a printed circuit-board without metallization pad.
1996 Sep 10
3
Philips Semiconductors
Product specification
High-speed diode
BAS15
GRAPHICAL DATA
MBG453
200
MBG465
300
handbook, halfpage
handbook, halfpage
IF
(mA)
IF
(mA)
200
(1)
(2)
(3)
100
100
0
0
0
100
Tamb (oC)
200
0
2
VF (V)
(1) Tj = 175 °C; typical values.
(2) Tj = 25 °C; typical values.
(3) Tj = 25 °C; maximum values.
Device mounted on a FR4 printed-circuit board; lead length 10 mm.
Fig.2
1
Maximum permissible continuous forward
current as a function of ambient temperature.
Fig.3
Forward current as a function of
forward voltage.
MBG704
102
handbook, full pagewidth
IFSM
(A)
10
1
10−1
1
10
102
103
tp (µs)
Based on square wave currents.
Tj = 25 °C prior to surge.
Fig.4 Maximum permissible non-repetitive peak forward current as a function of pulse duration.
1996 Sep 10
4
104
Philips Semiconductors
Product specification
High-speed diode
BAS15
MGD008
103
handbook, halfpage
MGD004
1.2
handbook, halfpage
IR
(µA)
10
Cd
(pF)
2
1.0
10
0.8
1
0.6
10−1
10−2
0
100
Tj (oC)
0.4
200
0
VR = 50 V.
Solid line; maximum values.
Dotted line; typical values.
Fig.5
1996 Sep 10
10
VR (V)
20
f = 1 MHz; Tj = 25 °C.
Reverse current as a function of
junction temperature.
Fig.6
5
Diode capacitance as a function of reverse
voltage; typical values.
Philips Semiconductors
Product specification
High-speed diode
BAS15
handbook, full pagewidth
tr
tp
t
D.U.T.
10%
IF
RS = 50 Ω
IF
SAMPLING
OSCILLOSCOPE
t rr
t
R i = 50 Ω
V = VR I F x R S
MGA881
(1)
90%
VR
input signal
output signal
(1) IR = 1 mA.
Fig.7 Reverse recovery voltage test circuit and waveforms.
I
1 kΩ
450 Ω
V
I
90%
R S = 50 Ω
D.U.T.
OSCILLOSCOPE
V fr
R i = 50 Ω
10%
MGA882
t
tr
input
signal
Fig.8 Forward recovery voltage test circuit and waveforms.
1996 Sep 10
6
t
tp
output
signal
Philips Semiconductors
Product specification
High-speed diode
BAS15
PACKAGE OUTLINE
handbook, full pagewidth
0.55
max
1.6
max
25.4 min
3.04
max
25.4 min
MSA212 - 1
Dimensions in mm.
Fig.9 SOD68 (DO-34).
DEFINITIONS
Data Sheet Status
Objective specification
This data sheet contains target or goal specifications for product development.
Preliminary specification
This data sheet contains preliminary data; supplementary data may be published later.
Product specification
This data sheet contains final product specifications.
Limiting values
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or
more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation
of the device at these or at any other conditions above those given in the Characteristics sections of the specification
is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.
LIFE SUPPORT APPLICATIONS
These products are not designed for use in life support appliances, devices, or systems where malfunction of these
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.
1996 Sep 10
7