MM1W3V3 THRU MM1W330
Silicon Planar Zener Diodes
Features
• Total power dissipation: Max. 1 W.
• Wide zener reverse voltage range 3.3V to 330V.
• Small plastic package suitable for surface mounted design.
PINNING
PIN DESCRIPTION
1 Cathode
2 Anode
1 F– 2
Top View
Marking Code： F--
Weight：17mg，0.0006 oz
Simplified outline SOD-123FL and symbol
Absolute Maximum Ratings And Characteristics （Ta = 25 °C）
Parameter
Power Dissipation at TL=75°C
Forward Voltage at IF = 200 mA
Typical thermal resistance juncting to ambient (1)
Operating and Storage Temperature Range
Symbol
PD
VF
RθJA
Tj, Tstg
Value
1
1.2
55
-55 ~ +150
Unit
W
V
°C/W
°C
(1) Thermal resistance from junction to ambient at P.C.B. mounted with 0.2 X 0.2" (5 X 5 mm) copper areas pads.
Fig.1 Maximum Continuous Power Derating
1.2
1.0
0.8
0.6
0.4
P.C.B. mounted on
0.2 0.2 X 0.2" (5 X 5 mm) copper areas pads.
0.0
25 50 75 100 125 150 175
TL ,Lead Temperature (°C)
Fig.6- Typical Transient Thermal Impedance
200
100
10
1
0.01
0.1 1
10
t, Pulse Duration（sec）
100
Document Number 0171
Shanghai SEQ Electronic Technology Co., Ltd.
Page 1 of 4
www.seqsemi.com
