Document
Surface Mount Silicon Zener Diodes Zener Voltage 3.3 ~ 200 V , 5.0 Watt Power Dissipation
SMB5333B THRU
SMB5388B
FEATURES
* Glass passivated chip * Low inductance * Built-in strain relief * High peak reverse power dissipation * Low reverse leakage * For use in stabilizing and clipping with high power rating * P/N suffix V means AEC-Q101 qualified, e.g:SMB5333BV * P/N suffix V means Halogen-free
FEATURES
* Case: DO-214AA Molded plastic * Polarity: Color band denotes cathode end * Mounting position: Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 oC ambient temperature unless otherwise specified.
MAXIMUM RATINGS (At TA = 25oC unless otherwise noted) PARAMETER
DC Power dissipation at TL = 75 °C(Note 1)
Typical Thermal Resistance (Note 2) Typical Thermal Resistance (Note3)
Maximum surge current Maximum forward voltage at If=200mA
Operating and Storage Temperature Range NOTES : 1. TL=Lead temperature at 3/8'' (9.5mm)from body
2.Suggested solder pad layout: PAD Length 1.7mm 3.Suggested solder pad layout : PAD Width 2.15mm
SYMBOL PD R JL R JA I zsm VF
TJ, TSTG
0.085(2.20) 0.071(1.8
0.180 (4.57) 0.160 (4.06)
0.155 (3.94) 0.130 (3.30)
0.096 (2.44) 0.084 (2.13)
0.060 (1.52) 0.030 (0.76)
0.012 (0.305) 0.006 (0.152)
0.220 (5.59) 0.200(5.08)
0.008 (0.203) 0.004 (0.102)
Unit: inch(mm)
VALUE 5.0 15 90 11.5 1.2
-55 to + 150
UNITS W
0C/W
0C/W A
Volts 0C 2019-02/61
REV:C
RATING AND CHARACTERISTICS CURVES ( SMB5333B THRU SMB5388B)
Maximum Power Dissipation, P D (W)
Junction to Lead Thermal Resistance, JL, (°C/W)
5.0
100
Temperature Coefficient, Vz, (mV/ C)
4.0
TL 3.0
Range 10 2.0
1.0 TA
0.0 0
25 50 75 100 125 150 175 200 Temperature ( )
Fig. 1 - Power Temperature Derating Curve
1
10
100
Zener Voltage, Vz, (V)
Fig. 2 - Temperature Coefficients v.s. Zener Voltage
40
100
30
Peak Surge Power, Ppk, (W)
20
10
10
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
1
Lead Length to Heatsink , L, (inches)
Fig. 3 - Typical Thermal Resistance v.s. Lead Length
100
10
100
Pulse Width, PW, (ms)
Fig. 4 - Maximum Surge Power
1000
D=0.5 10
D=0.2 D=0.1
D=0.05 1
D=0.01
D=0
0.1 0.001
0.01
0.1
1
10
100
Note: Below 0.1 second, Thermal
Single Pulse TJL= JL(t)PPK
Fig. 5 - Typical Thermal Response L, Lead Length=3/8inch
Junction to Lead Triensient Thermal Resistance, JL(t,D), (°C/W)
Part Number
SMB5333B SMB5334B SMB5335B SMB5336B SMB5337B SMB5338B SMB5339B SMB5340B SMB5341B SMB5342B SMB5343B SMB5344B SMB5345B SMB5346B SMB5347B SMB5348B SMB5349B SMB5350B SMB5351B SMB5352B SMB5353B SMB5354B SMB5355B SMB5356B SMB5357B SMB5358B SMB5359B SMB5360B SMB5361B SMB5362B SMB5363B SMB5364B SMB5365B SMB5366B SMB5367B SMB5368B SMB5369B SMB5370B SMB5371B SMB5372B SMB5373B SMB5374B SMB5375B SMB5376B SMB5377B SMB5378B SMB5379B SMB5380B SMB5381B SMB5382B SMB5383B SMB5384B SMB5385B SMB5386B SMB5387B SMB5388B
Device Marking
Code
333B 334B 335B 336B 337B 338B 339B 340B 341B 342B 343B 344B 345B 346B 347B 348B 349B 350B 351B 352B 353B 354B 355B .