NXP BAS321 Bas321 general purpose diode Datasheet

DISCRETE SEMICONDUCTORS
DATA SHEET
BAS321
General purpose diode
Product data sheet
Supersedes data of 1999 Feb 09
2004 Jan 26
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
FEATURES
PINNING
• Small plastic SMD package
PIN
• Switching speed: max. 50 ns
1
cathode
• General application
2
anode
DESCRIPTION
• Continuous reverse voltage: max. 200 V
• Repetitive peak reverse voltage: max. 250 V
• Repetitive peak forward current: max. 625 mA.
handbook, halfpage
1
2
APPLICATIONS
• General purpose switching in e.g. surface mounted
circuits.
MAM406
Marking code: A7
The marking bar indicates the cathode.
DESCRIPTION
The BAS321 is a general purpose diode fabricated in
planar technology and encapsulated in a plastic SOD323
package.
Fig.1 Simplified outline (SOD323) and symbol.
ORDERING INFORMATION
PACKAGE
TYPE
NUMBER
NAME
BAS321
−
DESCRIPTION
VERSION
plastic surface mounted package; 2 leads
SOD323
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VRRM
repetitive peak reverse voltage
−
250
V
VR
continuous reverse voltage
−
200
V
IF
continuous forward current
see Fig.2; note 1
−
250
mA
IFRM
repetitive peak forward current
tp < 0.5 ms; δ ≤ 0.25
−
625
mA
IFSM
non-repetitive peak forward current
square wave; Tj = 25 °C prior to
surge; see Fig.4
t = 1 µs
−
9
A
t = 100 µs
−
3
A
t = 10 ms
−
1.7
A
Ptot
total power dissipation
−
300
mW
Tstg
storage temperature
Tamb = 25 °C; note 1
−65
+150
°C
Tj
junction temperature
−
150
°C
Note
1. Device mounted on an FR4 printed circuit-board.
2004 Jan 26
2
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
VF
IR
PARAMETER
forward voltage
CONDITIONS
MAX.
UNIT
see Fig.3
reverse current
IF = 100 mA
1
V
IF = 200 mA
1.25
V
VR = 200 V
100
nA
VR = 200 V; Tj = 150 °C
100
µA
see Fig.5
Cd
diode capacitance
f = 1 MHz; VR = 0; see Fig.6
2
pF
trr
reverse recovery time
when switched from IF = 30 mA to
IR = 30 mA; RL = 100 Ω; measured at
IR = 3 mA; see Fig.8
50
ns
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
Rth(j-s)
thermal resistance from junction to soldering point
Ts = 90°C; note 1
130
K/W
Rth(j-a)
thermal resistance from junction to ambient
note 2
366
K/W
Notes
1. Soldering point of cathode tab.
2. Device mounted on an FR4 printed circuit board.
2004 Jan 26
3
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
GRAPHICAL DATA
MBK927
300
MBG384
600
handbook, halfpage
handbook, halfpage
IF
(mA)
IF
(mA)
200
400
100
200
(1)
0
0
0
50
100
150
200
Tamb (°C)
1
(3)
2
VF (V)
(1) Tj = 150 °C; typical values.
(2) Tj = 25 °C; typical values.
(3) Tj = 25 °C; maximum values.
Device mounted on an FR4 printed-circuit board.
Fig.2
0
(2)
Maximum permissible continuous
forward current as a function of
ambient temperature.
Fig.3
Forward current as a function of
forward voltage.
MBG703
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.
2004 Jan 26
4
104
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
MBG381
2
10halfpage
handbook,
Cd
(pF)
IR
(µA)
0.8
10
(1)
1
(2)
0.6
1
10
MBG447
1.0
handbook, halfpage
0.4
10 2
100
0
Tj (oC)
0.2
0
200
2
(1) VR = VRmax; maximum values.
(2) VR = VRmax; typical values.
f = 1 MHz; Tj = 25 °C.
Fig.5
Fig.6
Reverse current as a function of junction
temperature.
MBK926
300
handbook, halfpage
VR
(V)
200
100
0
0
Fig.7
2004 Jan 26
50
100
150
200
Tamb (°C)
Maximum permissible continuous
reverse voltage as a function of the
ambient temperature.
5
4
6
VR (V)
8
Diode capacitance as a function of reverse
voltage; typical values.
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
handbook, full pagewidth
tr
tp
t
D.U.T.
RS = 50 Ω
V = VR I F x R S
IF
10%
IF
SAMPLING
OSCILLOSCOPE
t
R i = 50 Ω
MGA881
(1)
90%
VR
input signal
(1) IR = 3 mA
Input signal: reverse pulse rise time tr = 0.6 ns; reverse voltage pulse duration tp = 100 ns; duty factor δ = 0.05;
Oscilloscope: rise time tr = 0.35 ns;
Circuit capacitance C ≤ 1 pF (oscilloscope input + parasitic capacitance)
Fig.8 Reverse recovery time and waveforms.
2004 Jan 26
t rr
6
output signal
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
PACKAGE OUTLINE
Plastic surface-mounted package; 2 leads
SOD323
A
D
E
X
v
HD
M
A
Q
1
2
bp
A
A1
(1)
c
Lp
detail X
0
1
2 mm
scale
DIMENSIONS (mm are the original dimensions)
UNIT
A
A1
max
bp
c
D
E
HD
Lp
Q
v
mm
1.1
0.8
0.05
0.40
0.25
0.25
0.10
1.8
1.6
1.35
1.15
2.7
2.3
0.45
0.15
0.25
0.15
0.2
Note
1. The marking bar indicates the cathode
OUTLINE
VERSION
SOD323
2004 Jan 26
REFERENCES
IEC
JEDEC
JEITA
SC-76
7
EUROPEAN
PROJECTION
ISSUE DATE
03-12-17
06-03-16
NXP Semiconductors
Product data sheet
General purpose diode
BAS321
DATA SHEET STATUS
DOCUMENT
STATUS(1)
PRODUCT
STATUS(2)
DEFINITION
Objective data sheet
Development
This document contains data from the objective specification for product
development.
Preliminary data sheet
Qualification
This document contains data from the preliminary specification.
Product data sheet
Production
This document contains the product specification.
Notes
1. Please consult the most recently issued document before initiating or completing a design.
2. The product status of device(s) described in this document may have changed since this document was published
and may differ in case of multiple devices. The latest product status information is available on the Internet at
URL http://www.nxp.com.
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above those given in the Characteristics sections of this
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extended periods may affect device reliability.
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Quick reference data ⎯ The Quick reference data is an
extract of the product data given in the Limiting values and
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Applications ⎯ Applications that are described herein for
any of these products are for illustrative purposes only.
NXP Semiconductors makes no representation or
warranty that such applications will be suitable for the
specified use without further testing or modification.
Limiting values ⎯ Stress above one or more limiting
values (as defined in the Absolute Maximum Ratings
System of IEC 60134) may cause permanent damage to
the device. Limiting values are stress ratings only and
operation of the device at these or any other conditions
2004 Jan 26
8
NXP Semiconductors
Customer notification
This data sheet was changed to reflect the new company name NXP Semiconductors, including new legal
definitions and disclaimers. No changes were made to the technical content, except for package outline
drawings which were updated to the latest version.
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Printed in The Netherlands
R76/02/pp9
Date of release: 2004 Jan 26
Document order number: 9397 750 12589
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