DISCRETE SEMICONDUCTORS
DATA SHEET
handbook, halfpage
M3D168
PSMA5925B to PSMA5945B
Voltage regulator diodes
Product specification
1998 Dec 04
Philips Semiconductors
Product specification
Voltage regulator diodes
FEATURES
•
Glass passivated
•
High maximum operating
temperature
•
Low leakage current
•
Excellent stability
•
UL 94V-O classified plastic
package
•
Zener working voltage range:
10 to 68 V for 21 types
•
Supplied in 12 mm embossed tape.
handbook, 4 columns
PSMA5925B to PSMA5945B
The well-defined void-free case is of a
transfer-moulded thermo-setting
plastic.
DESCRIPTION
DO-214AC surface mountable
package with glass passivated chip.
Fig.1 Simplified outline (DO-214AC; SOD106) and symbol.
,,
,,
,,
k
cathode
band
a
Top view
Side view
MSA473
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
P
tot
PARAMETER
total power dissipation
CONDITIONS
T
tp
= 75
°C;
see Fig.2
T
amb
= 25
°C;
see Fig.2;
device mounted on an Al
2
O
3
printed-circuit board; see Fig.5
P
ZSM
T
stg
T
j
non-repetitive peak reverse power
dissipation
storage temperature
junction temperature
t
p
= 100
µs;
square pulse;
T
j
= 25
°C
prior to surge; see Fig.3
MIN.
−
−
MAX.
4.0
1.5
UNIT
W
W
−
−65
−65
600
+175
+175
W
°C
°C
1998 Dec 04
2
Philips Semiconductors
Product specification
Voltage regulator diodes
ELECTRICAL CHARACTERISTICS
Total series
T
j
= 25
°C
unless otherwise specified.
SYMBOL
V
F
PARAMETER
forward voltage
I
F
= 0.5 A
PSMA5925B to PSMA5945B
CONDITIONS
MAX.
1.2
V
UNIT
Per type
T
j
= 25
°C
unless otherwise specified.
NOMINAL
ZENER
VOLTAGE
DEVICE
(note
1)
V
Z
@ I
ZT
(V)
PSMA5925B
PSMA5926B
PSMA5927B
PSMA5928B
PSMA5929B
PSMA5930B
PSMA5931B
PSMA5932B
PSMA5933B
PSMA5934B
PSMA5935B
PSMA5936B
PSMA5937B
PSMA5938B
PSMA5939B
PSMA5940B
PSMA5941B
PSMA5942B
PSMA5943B
PSMA5944B
PSMA5945B
Note
1. Tolerance and Voltage Designation: Tolerance designation - The type number listed indicates a tolerance of
±5%.
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
I
ZT
(mA)
37.5
34.1
31.2
28.8
25.0
23.4
20.8
18.7
17.0
15.6
13.9
12.5
11.4
10.4
9.6
8.7
8.0
7.3
6.7
6.0
5.5
Z
ZT
@ I
ZT
(Ω)
4.5
5.5
6.5
8.0
9.0
10
12
14
17.5
19
23
26
33
38
45
53
67
70
86
100
120
Z
ZK
(Ω)
500
550
550
600
650
650
650
650
650
700
700
750
800
850
900
950
1000
1100
1300
1500
1700
I
ZK
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
I
R
(µA)
10.0
4.0
3.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
V
R
(V)
8.0
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
TEST
CURRENT
ZENER IMPEDANCE
(max)
REVERSE LEAKAGE CURRENT
(max)
Max DC
Zener
Current
I
ZM
(mAdc)
150
136
125
115
100
94
83
75
68
63
56
50
45
42
38
35
32
29
27
24
22
1998 Dec 04
3
Philips Semiconductors
Product specification
Voltage regulator diodes
THERMAL CHARACTERISTICS
SYMBOL
R
th j-tp
R
th j-a
PARAMETER
thermal resistance from junction to tie-point
thermal resistance from junction to ambient
note 1
note 2
Notes
PSMA5925B to PSMA5945B
CONDITIONS
VALUE
25
100
150
UNIT
K/W
K/W
K/W
1. Device mounted on an Al
2
O
3
printed-circuit board, 0.7 mm thick; thickness of Cu-layer
≥35 µm,
see Fig.5.
2. Device mounted on an epoxy-glass printed-circuit board, 1.5 mm thick; thickness of Cu-layer
≥40 µm,
see Fig.5.
For more information please refer to the
‘General part of the associated handbook’.
1998 Dec 04
4
Philips Semiconductors
Product specification
Voltage regulator diodes
GRAPHICAL DATA
PSMA5925B to PSMA5945B
handbook, halfpage
4
MGR463
10
4
handbook, halfpage
PZSM
(W)
10
3
MBH452
Ptot
(W)
3
2
10
2
1
0
0
100
T (°C)
200
10
10
−2
10
−1
1
tp (ms)
10
Solid line: tie-point temperature.
Dotted line: ambient temperature; device mounted on an Al
2
O
3
printed-circuit board as shown in Fig.5.
T
j
= 25
°C
prior to surge.
Fig.3
Fig.2
Maximum total power dissipation as a
function of temperature.
Maximum non-repetitive peak reverse
power dissipation as a function of pulse
duration (square pulse).
handbook, halfpage
10
2
MGR464
50
Sz
(mV/K)
4.5
10
2.5
50
1
10
1.25
Vz (V)
10
2
MSB213
V
Z
at I
ZT
.
Dimensions in mm.
Fig.4
Temperature coefficiënt as a function of
zener voltage; typical values.
Fig.5 Printed-circuit board for surface mounting.
1998 Dec 04
5
Power technology
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