DM8W27Q
Marking Information
Pin1
M8W27 = Product Type Marking Code
= Manufacturers’ Code Marking
aa: Wafer source code
y: Year (M = 2022)
m: Month (1 – C)
d: Date (1 – V)
M8W27
cc: Lot serial number
Bar Denotes Cathode Pin, Circle Denotes Anode
Date Code Key
Year
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
Code
J
K
L
M
N
O
P
Q
R
S
T
U
Month
Code
Jan
1
Feb
2
Mar
3
Apr
4
May
5
Jun
6
Jul
7
Aug
8
Sep
9
Oct
A
Nov
B
Dec
C
Date
1
2
3
…
9
10
11
12
…
29
30
31
Code
1
2
3
…
9
A
B
C
…
T
U
V
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Peak Pulse Power Dissipation
(Non Repetitive Current Pulse Derated Above TA = +25°C)
(Note 5)
10/1000µs Waveform
10/10000µs Waveform
6600
5200
W
PPK
Peak Forward Surge Current,
8.3ms Single Half Sine-Wave Superimposed on Rated Load
(Notes 5 and 6)
700
130
A
A
IFSM
Non-Repetitive Peak Reverse Surge Current
for 10μs/10ms Exponentially Decaying Waveform
IRSM
0.98
36
V
mV/°C
W
Instantaneous Forward Voltage, IF = 6.0A
Zener Voltage Temperature Coefficient
Steady State Power Dissipation @TC = +25°C
VF
VZTC
8.0
PM(AV)
Thermal Characteristics
Characteristic
Typical Thermal Resistance, Junction to Case
Operating Temperature Range
Symbol
RϴJC
TJ
Value
0.90
Unit
°C/W
°C
-55 to +175
-55 to +175
Storage Temperature Range
°C
TSTG
Notes:
5. Valid provided terminals are kept at ambient temperature.
6. Measured on 8.3ms single half sine-wave or equivalent square wave. Duty cycle = 4 pulses per minute maximum.
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Maximum
Leakage
at VWM
Breakdown
Voltage
VBR @ IT
(Note 7)
Maximum
Reverse
Leakage @
VRWM
Maximum Peak
Pulse Current IPP
at 10/1000µs
(Note 8)
Maximum
Clamping
Voltage @ IPP
Reverse
Standoff
Voltage
Test
Current
Part Number
TJ = +175°C
Min (V) Max (V)
(A)
VRWM (V)
IT (mA)
IR (µA)
VC (V)
ID (µA)
DM8W27Q-13
22
24
30
10.0
1.0
40
75
50
Notes:
7. VBR measured with IT current pulse = 10ms to 15ms.
8. Refer to Fig. 3 for the waveform.
2 of 6
www.diodes.com
June 2022
DM8W27Q
© 2022 Copyright Diodes Incorporated. All Rights Reserved.
Document number: DS41563 Rev. 4 - 2