Certificate TH97/10561QM
Certificate TW00/17276EM
BZT03 Series
FEATURES :
* High maximum operating temperature
* Low leakage current
* Excellent stability
* Zener working voltage range: 7.5 to 270 V for 38 types
* Transient suppressor stand-off voltage range:
7.5 to 430V for 45 types
VOLTAGE REGULATOR DIODES
DO - 41
0.107 (2.7)
0.080 (2.0)
1.00 (25.4)
MIN.
* Pb / RoHS Free
0.205 (5.2)
0.166 (4.2)
MECHANICAL DATA :
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.335 gram
0.034 (0.86)
0.028 (0.71)
1.00 (25.4)
MIN.
Dimensions in inches and ( millimeters )
MAXIMUM RATINGS
Rating at 25 °C ambient temperature unless otherwise specified
Parameter
Total Power dissipation
Symbol
P
tot
Condition
Ttp = 25 °C; lead length 10 mm see Fig. 1
Tamb = 45 °C, see Fig. 1; PCB mounted
Min.
-
-
-
Max.
3.25
1.30
600
Unit
W
W
W
Non-repetitive peak reverse
power dissipation
Non-repetitive peak reverse
power dissipation
Forward voltage
Junction Temperature Range
Storage Temperature Range
P
ZSM
tp = 100 µs; square pulse;
Tj = 25°C prior to surge; see Fig. 2
10/1000 µs exponential pulse (see Fig. 4)
Tj = 25°C prior to surge
I
F
= 0.5 A; Tj = 25 °C; see Fig. 3
P
RSM
V
F
T
j
T
stg
-
-
-65
-65
300
1.2
+175
+175
W
V
°C
°C
THERMAL CHARACTERISTICS
Parameter
Thermal resistance from junction to tie-point
Thermal resistance from junction to ambient
Note :
(1) Device mounted on anepoxy-glass printed-circuit board, 1.5 mm thick; thockness of Cu-layer
≥
40 µm on an must space.
Symbol
R
th j-tp
R
th j-a
Condition
lead length = 10 mm
Note 1
Value
46
100
Unit
K/W
K/W
Page 1 of 4
Rev. 01 : March 23, 2006
Certificate TH97/10561QM
Certificate TW00/17276EM
RATING AND CHARACTERISTIC CURVES ( BZT03 Series )
FIG.1 - Maximum total power dissipation as a
function of temperature.
FIG.2 - Maximum non-repetitive peak reverse
power dissipation as a function of pulse
duration (square pulse).
P
tot
(W)
4
P
ZSM
(W)
10
4
3
10
3
2
10
2
1
0
0
25
50
75
100
10
125
150
175
10
-2
10
-1
1
T, (°C)
Solid line: tie-point temperature; lead length = 10 mm
Dotted line: ambient temperature; PCB mounted
Tj= 25 °C prior to surge.
tp (ms)
10
FIG. 3 - Forward current as a function of forward
voltage; typical values.
3
FIG.4 - Non-Repetitive peak reverse current
pulse definition
I
RSM
(%)
100
90
I
F
(A)
2
Tj= 25 °C.
50
1
10
0
0
1
V
F
(V)
2
t
1
t
2
t
1
= 10 µs
t
2
= 1000 µs
t
Page 4 of 4
Rev. 01 : March 23, 2006