SMD Zener Diode
Formosa MS
UDZ2.4B-FL THRU UDZ36B-FL
List
List................................................................................................. 1
Package outline............................................................................... 2
Features.......................................................................................... 2
Mechanical data............................................................................... 2
Maximum ratings ............................................................................. 2
Electrical characteristics................................................................... 3
Rating and characteristic curves........................................................ 4
Pinning information........................................................................... 5
Suggested solder pad layout............................................................. 5
Packing information.......................................................................... 6
Reel packing.................................................................................... 7
Suggested thermal profiles for soldering processes............................. 7
High reliability test capabilities........................................................... 8
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2011/01/03
Revised Date
-
Revision
A
Page.
8
Page 1
DS-221753
SMD Zener Diode
Formosa MS
Package outline
SOD-323FL
UDZ2.4B-FL THRU UDZ36B-FL
200mW Surface Mount Zener
Diodes
Features
•
Zener Voltage Range Selection, 2.4V to 36V
•
Flat Lead SOD-323FL Small Outline Plastic Package
•
Surface Device Type Mounting
•
Lead-free parts meet environmental standards of
•
MIL-STD-19500 /228
Suffix "-H" indicates Halogen-free part, ex.UDZ2.4B-FL-H.
0.016(0.40)
0.010(0.25)
0.106(2.70)
0.091(2.30)
0.053(1.35)
0.045(1.15)
0.077(1.95)
0.063(1.60)
Mechanical data
•
Epoxy : UL94-V0 rated flame retardant
•
Case : Molded plastic, SOD-323FL
•
Terminals :Plated terminals, solderable per MIL-STD-750,
Method 2026
0.010(0.25)
0.002(0.05)
0.039(1.00)
0.028(0.70)
Dimensions in inches and (millimeters)
•
Polarity : Indicated by cathode band
•
Mounting Position : Any
•
Weight : Approximated 0.004 gram
Maximum ratings
(at T =25 C unless otherwise noted)
o
A
PARAMETER
Power Dissipation
Forward voltage
Operating temperature
Storage temperature
I
F
= 10 mA
CONDITIONS
Symbol
P
D
V
F
T
J
T
STG
MIN.
TYP.
MAX.
200
1.0
UNIT
mW
V
o
-65
-65
+150
+150
C
C
o
These ratings are limiting values above which the serviceability of the diode may be impaired.
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2011/01/03
Revised Date
-
Revision
A
Page.
8
Page 2
DS-221753
SMD Zener Diode
Formosa MS
o
A
UDZ2.4B-FL THRU UDZ36B-FL
Electrical characteristics
(at T =25 C unless otherwise noted)
Zener
voltage
Part No.
Marking
code
V
Z
@ I
ZT
Min.(V)
UDZ2.4B-FL
UDZ2.7B-FL
UDZ3.0B-FL
UDZ3.3B-FL
UDZ3.6B-FL
UDZ3.9B-FL
UDZ4.3B-FL
UDZ4.7B-FL
UDZ5.1B-FL
UDZ5.6B-FL
UDZ6.2B-FL
UDZ6.8B-FL
UDZ7.5B-FL
UDZ8.2B-FL
UDZ9.1B-FL
UDZ10B-FL
UDZ11B-FL
UDZ12B-FL
UDZ13B-FL
UDZ15B-FL
UDZ16B-FL
UDZ18B-FL
UDZ20B-FL
UDZ22B-FL
UDZ24B-FL
UDZ27B-FL
UDZ30B-FL
UDZ33B-FL
UDZ36B-FL
D=
DΞ
D>
D<
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
DA
DB
DC
DE
DF
DG
DH
DJ
DK
DL
DM
DN
DP
DR
DS
2.43
2.69
3.01
3.32
3.60
3.89
4.17
4.55
4.98
5.49
6.06
6.65
7.28
8.02
8.85
9.77
10.76
11.74
12.91
14.34
15.85
17.56
19.52
21.54
23.72
26.19
29.19
32.15
35.07
Max.(V)
2.63
2.91
3.22
3.53
3.85
4.16
4.43
4.75
5.20
5.73
6.33
6.93
7.60
8.36
9.23
10.21
11.22
12.24
13.49
14.98
16.51
18.35
20.39
22.47
24.78
27.53
30.69
33.79
36.87
Test
current
I
ZT
mA
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Z
ZT
@ I
ZT
(Ω)Max
100
110
120
120
90
90
90
80
60
40
40
30
30
30
30
20
20
20
40
40
40
50
60
80
80
100
100
100
100
Zener
impedance
Z
ZK
@ I
ZK
(Ω)Max
1000
1000
1000
1000
600
600
600
500
500
300
150
75
75
75
90
150
150
150
160
190
190
220
220
240
240
300
300
310
330
I
ZK
mA
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
I
R
(uA)Max
120
100
50
20
4.5
2.7
2.7
2.7
1.8
0.9
2.7
1.8
0.9
0.63
0.45
0.18
0.09
0.09
0.09
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
Leakage
current
V
R
Volts
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
2.0
4.0
4.0
5.0
5.0
6.0
7.0
8.0
8.0
8.0
10.5
11.2
12.6
14.0
15.4
16.8
18.9
21.0
23.0
25.2
Note:
1. The Zener Voltage
(V
Z
)
is tested under pulse condition of 10ms.
2. The zener impedance is derived from the 60-cycle ac voltage, which results when an ac current having an rms value equal to
10% of the dc zener current
(I
ZT
or I
ZK
)
is superimposed to I
ZT
or I
ZK
.
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2011/01/03
Revised Date
-
Revision
A
Page.
8
Page 3
DS-221753
Rating and characteristic curves (UDZ2.4B-FL THRU UDZ36B-FL)
FIG.1-ZENER VOLTAGE CHARACTERISTICS
100m
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
10m
ZENER CURRENT, I
Z
(A)
4.7
2.4
2.7
1m
100u
10u
1u
100n
3.0
3.3
4.3
10n
0
5
10
15
20
25
30
35
40
ZENER VOLTAGE , V
Z
(V)
FIG. 2-DRATING CURVE
300
POWER DISSIPATION, Pd(mW)
200
100
0
0
25
50
75
100
o
125
150
AMBIENT TEMPERATURE, T
A
( C)
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2011/01/03
Revised Date
-
Revision
A
Page.
8
Page 4
DS-221753
SMD Zener Diode
Formosa MS
UDZ2.4B-FL THRU UDZ36B-FL
Pinning information
Pin
Pin1
Pin2
cathode
anode
Simplified outline
Symbol
1
2
1
2
Suggested solder pad layout
C
A
B
Dimensions in inches and (millimeters)
PACKAGE
SOD-323FL
A
0.032 (0.82)
B
0.022 (0.56)
C
0.069 (1.75)
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2011/01/03
Revised Date
-
Revision
A
Page.
8
Page 5
DS-221753
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