Features
70HF(R) SERIES
POWER RECTIFIER
Reverse Voltage - 100 to 1600 Volts
Forward Current - 70.0 Amperes
High surge current capability
Designed for a wide range of applications
Stud cathode and stud anode version
Leaded version available
Types up to 1600V VRRM
Major Ratings and Characteristics
1
Typical Applications
Battery charges
Converters
Power supplies
Machine tool controls
Parameters 70HF(R) Units
10 to 120 140 to 160
IF(AV) 70 70 Amps
@TC140 110
IF(RMS) 110 Amps
IFSM @50Hz 1200 Amps
@60Hz 1250 Amps
I2t @50Hz 7100 A2s
@60Hz 6540 A2s
VRRM range 100 to 1200 1400 to 1600 Volts
TJrange -65 to 180 -65 to 150
Mechanical Data
Case: DO-203AB(DO-5)
Polarity: Selection available
Weight: 17 grams
2
ELECTRICAL SPECIFICATIONS
(1) Avalanche version only available from VRRM 400V to 1600V.
Parameter
70HF(R)
Units Conditions
10 to 120 140 to 160
IF(AV) Max. average forward current
@ Case temperature
70 70 Amps
180O conduction, half sine wave
140 110
IF(RMS) Max. RMS forward current 110 Amps
IFSM Max. peak, one-cycle forward,
non-repetitive surge current
1200
Amps
t=10ms No voltage
reapplied
Sinusoidal half wave
Initial TJ=TJ max.
1250 t=8.3ms
1000 t=10ms 100% VRRM
reapplied
1050 t=8.3ms
I2tMaximum I
2
t for fusing 7100
A2S
t=10ms No voltage
reapplied
6450 t=8.3s
5000 t=10ms 100% VRRM
reapplied
4550 t=8.3ms
VFM Max. forward voltage drop 1.35 Volts Ipk=220A, TJ=25 , tp=400us rectangular wave
Voltage Ratings
Forward Conduction
Type
number
Voltage
Code
VRRM maximum
repetitive peak
reverse voltage
Volts
VRSM maximum
non-repetitive peak
reverse voltage
Volts
VR(BR) minimum
avalanche voltage
Volts (1)
IRRM max.
@TJ=TJ max.
mA
70HF(R)
10 100 200 - 15
20 200 300 -
40 400 500 500
60 600 720 725 9
80 800 960 950
100 1000 1200 1150
120 1200 1440 1350
1401400165015504.5
160160019001750
3
Parameter
70HF(R)
Units Conditions
10 to 120 140 to 160
TJ Max. junction operating temperature range -65 to 180 -65 to 150
Tstg Max. storage temperature range -65 to 180 -65 to 150
RthJC Max. thermal resistance, junction to case 0.45
K/W
DC operation
RthCS Max. thermal resistance, case to heatsink 0.25 Mounting surface, smooth, flat and
greased
T Max. allowed mounting torque 10% 2.3-2.4 Nm Not lubricated threads
20-30 lbf-in
wt approximate weight 17 (0.6) g(oz)
Case style DO-203AB (DO-5) See Outline Table
Thermal and Mechanical Specifications
Ordering information Table
Device Code: 70 HF R 160 M
1 23 45
1. 70 - Standard device
2. HF - Standard diode
3. None - stud normal polarity (cathode to stud)
R - stud reverse polarity (Anode to stud)
4. Voltage code: cade x 10=VRRM
5. None - stud base DO-203AB (DO-5) 1/4îš” 28 UNF-2A
M - stud base DO-203AB (DO-5) M6x1
4
Outlines Table
70HF(R)
Case Style DO-203AB(DO-5)
All dimesions in millimeters(inches)
DIMENSIONS
DIM inches mm Note
A 34.06
B 12.83
C6.48
D3.68
E3.30
F5.92
G 11.10
H5.84
I 17.27
J19.05
K5.38
M7.42
N3.8
5
6
7
