HIGH EFFICIENT
HER301 - HER308
PRV : 50 - 1000 Volts
Io : 3.0 Amperes
DO-201AD
FEATURES :
1.00 (25.4)
* High current capability
* High surge current capability
* High reliability
0.21 (5.33)
MIN.
0.19 (4.82)
* Low reverse current
* Low forward voltage drop
* Fast switching for high efficiency
0.375 (9.52)
0.285 (7.24)
1.00 (25.4)
MIN.
MECHANICAL DATA :
0.052 (1.32)
0.048 (1.22)
* Case : DO-201AD Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
Dimensions in inches and ( millimeters )
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 1.16 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25 °C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
HER
301
HER
302
HER
303
HER
304
HER
305
HER
306
HER
307
HER
308
RATING
SYMBOL
UNIT
RRM
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
V
50
35
50
100
70
200
140
200
300
210
300
400
280
400
600
420
600
800
560
800
1000
700
V
V
V
VRMS
DC
V
Maximum DC Blocking Voltage
Maximum Average Forward Current
100
1000
IF(AV)
3.0
A
0.375"(9.5mm) Lead Length
Ta = 55 °C
Maximum Peak Forward Surge Current,
8.3ms Single half sine wave superimposed
on rated load (JEDEC Method)
FSM
I
150
A
V
Maximum Forward Voltage at IF = 3.0 A
VF
IR
1.1
50
1.7
75
10
50
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Ta = 25 °C
Ta = 100 °C
mA
mA
ns
IR(H)
Trr
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance ( Note 2 )
Junction Temperature Range
CJ
50
pf
J
T
- 65 to + 150
- 65 to + 150
°C
°C
Storage Temperature Range
TSTG
Notes :
( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A.
( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 VDC
Page 1 of 2
Rev. 01 : January 10, 2004