BZW04-273 Taiwan Semiconductor, BZW04-273 Datasheet - Page 2
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BZW04-273
Manufacturer Part Number
BZW04-273
Description
TVS Diodes - Transient Voltage Suppressors 273V 400W 5% Uni
Manufacturer
Taiwan Semiconductor
Datasheet
1.BZW04-58B.pdf
(4 pages)
Specifications of BZW04-273
Polarity
Unidirectional
Clamping Voltage
438 V
Operating Voltage
273 V
Breakdown Voltage
304 V
Peak Surge Current
0.9 A
Peak Pulse Power Dissipation
400 W (Min)
Maximum Operating Temperature
+ 175 C
Minimum Operating Temperature
- 65 C
Dimensions
2.7(Max) mm W x 5.2(Max) mm L
Package / Case
DO-41
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
BZW04-273 R0
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
0.01
100
100
150
100
0.1
0.1
10
30
20
10
10
50
50
40
0
1
1
0
0.1 s
FIG.1- PEAK PULSE POWER RATING CURVE
FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE
1
FIG.6- TYPICAL REVERSE LEAKAGE
FIG.3-
0
0
td
CLAMPING POWER
CHARACTERASTICS
tr=10 sec.
CURRENT UNIDIRECTIONAL ONLY
100
s
RATINGS AND CHARACTERISTIC CURVES (BZW04-5V8 SERIES)
1.0
MEASURED AT DEVICES
STAND-OFF
VOLTAGE, V
PEAK VALUE
l
PPM
NUMBER OF CYCLES AT 60Hz
TA=25 C
tp, PULSE WIDTH, sec.
200
o
s
WM
t, TIME, ms
10
2.0
PULSE WAVEFORM
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS
to 50% of l
HALF VALUE- l
10/1000 sec. WAVEFORM
as DEFINED by R.E.A.
300
Tj=Tj max.
8.3ms Single Half Sine Wave
JEDEC Method
s
PPM
3.0
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG.3
T =25 C
A
400
PPM
ms
2
0
500
4.0
100
ms
100,000
10,000
1,000
1.00
0.75
0.50
0.25
100
100
75
50
25
0
0
0
0
FIG.2- PULSE DERATING CURVE
FIG.4- STEADY STATE POWER DERATING CURVE
1
FIG.7- TYPICAL JUNCTION CAPACITANCE
L=0.375"(9.5mm)
LEAD LENGTHS
1.6 X 1.6 X .040"
(40 X 40 X 1mm.)
COPPER HEAT SINKS
25
25
UNIDIRECTIONAL
MEASURED at
STAND-OFF
VOLTAGE, V
V
(BR)
, BREAKDOWN VOLTAGE. VOLTS
50
50
T AMBIENT TEMPERATURE, C
TL, LEAD TEMPERATURE, C
A,
WM
75
75
10
100
100
60Hz
RESISTIVE OR INDUCTIVE LOAD
Tj=25 C
f=1.0MHz
Vsig=50mVp-p
MEASURED at
ZERO BIAS
125
125
o
o
150
150
Version: C08
100
200
175
175
200
200