1N4257
1N4257 is HIGH VOLTAGE RECTIFIERS manufactured by Digitron Semiconductors.
- Part of the 1N4254 comparator family.
- Part of the 1N4254 comparator family.
FEATURES
- Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.
- Available as non-Ro HS (Sn/Pb plating), standard, and as Ro HS by adding “-PBF” suffix.
MAXIMUM RATINGS Parameter
Value
Operating and Storage Temperature: Thermal resistance Average rectified forward current (IO) 1N3643-1N3647
1N4254-1N4257
1N5181-1N5184 Solder temperatures
-65 to +175°C 38° junction to lead at 3/8” lead length from body
0.250 amps @ TA = 55°C 0.150 amps @ TA = 100°C 0.250 amps @ TA = 55°C 0.150 amps @ TA = 100°C 0.100 amps @ TA = 55°C 0.060 amps @ TA = 100°C 260°C for 10 s maximum
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Type
Working peak reverse voltage
VRWM
Average rectified current l O
Maximum forward voltage
Volts m A
55°C
100°C
Volts
1N3643
5.0(1)
1N3644
5.0(1)
1N3645
5.0(1)
1N3646...
