BY527_10 Datasheet, PDF (1/4 Pages) Vishay Siliconix – Standard Avalanche Sinterglass Diode

BY527
Vishay Semiconductors
Standard Avalanche Sinterglass Diode
949539
MECHANICAL DATA
Case: SOD-57
Terminals: plated axial leads, solderable per MIL-STD-750,
method 2026
Polarity: color band denotes cathode end
Mounting position: any
Weight: approx. 369 mg
FEATURES
• Controlled avalanche characteristics
• Glass passivated junction
• Hermetically sealed package
• Low reverse current
• High surge current capability
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
• Halogen-free according to IEC 61249-2-21 definition
APPLICATIONS
• General purpose
PARTS TABLE
PART
BY527
TYPE DIFFERENTIATION
V_R = 800 V; I_FAV = 2 A
PACKAGE
SOD-57
ABSOLUTE MAXIMUM RATINGS (T_amb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
SYMBOL
Reverse voltage, non repetitive
Reverse voltage
Peak forward surge current
Repetitive peak forward current
Average forward current
Pulse avalanche peak power
Pulse energy in avalanche mode, non
repetitive (inductive load switch off)
l_R = 100 μA
See electrical characteristics
t_p = 10 ms, half sine wave
ϕ = 180°
T_j = 175 °C, t_p = 20 μs, half sinus wave
l_(BR)R = 1 A, T_j = 175 °C
V_RSM
V_R
I_FSM
l_FRM
I_FAV
P_R
E_R
i²t rating
i² t
Junction and storage temperature range
T_j = T_stg
VALUE
1250
800
50
12
2
1000
20
8
-55 to + 175
UNIT
V
V
A
A
A
W
mJ
A² s
°C
MAXIMUM THERMAL RESISTANCE (T_amb = 25 °C, unless otherwise specified)
PARAMETER
TEST CONDITION
SYMBOL
VALUE
Junction ambient
Lead length l = 10 mm, T_L = constant
R_thJA
45
On PC board with spacing 25 mm
R_thJA
100
UNIT
K/W
K/W
www.vishay.com
150
For technical questions within your region, please contact one of the following: Document Number: 86007
[e-mail], [e-mail], [e-mail]
Rev. 1.7, 25-Aug-10