B H T 18G
Glass Passivated Electronic Lamp Ballasts Rectifier
Reverse Voltage 1100 Volts Forward Current 1.0 Ampere
Features
Plastic package has Underwriters Laboratories Flammability
Classification 94V-0
High temperature metallurgically bonded construction
Cavity-free glass passivated junction
Capable of meeting environmental standards of MIL-S-19500
1.0 Ampere operation at T
A
=75
o
C with no thermal runaway
Typical I
R
less than 0.1uA
High temperature soldering guaranteed:
350
o
C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AL (DO-41), molded plastic over glass
body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.012 ounce, 0.335 gram
Maximum Ratings and Electrical Characteristics
Ratings at 25
o
C ambient temperature unless otherwise specified.
Parameter
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
A
=75
o
C
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
Maximum full load reverse current, full cycle
average 0.375" (9.5mm) lead length T
A
=75
o
C
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current
at rated DC blocking voltage
Typical reverse recovery time at
I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
Typical junction capacitance at 4.0V, 1MHz
Typical thermal resistance (Note 1)
Operating junction and storage temperature range
@T
A
=25 C
@T
A
=125
o
C
o
Symbols
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
I
R(AV)
V
F
I
R
t
rr
C
J
R
θ
JA
R
θ
JL
T
J
, T
STG
B H T 18G
1100
770
1100
1.0
Units
Volts
Volts
Volts
Amp
30.0
Amps
30
1.0
1.0
30
1.0
8.0
55.0
25.0
-55 to +175
o
uA
Volts
uA
uS
pF
C/W
o
C
Notes:
1. Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length, P.C.B. mounted
751
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