Document
® MOTOROLA
MRl120thru MRl126 MRl128 MRl130
MEDIUM-CURRENT SILICON RECTIFIER
Medium-current silicon rectifiers feature high surge current capacity, and low forward voltage drop.
MEDIUM-CURRENT SILICON RECTIFIERS
50-1000 VOLTS 12 AMPERES
MAXIMUM RATINGS
Rating
Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage
Non-Repetitive Peak Reverse Voltage (one half-wave, single phase, 60 cycle peak)
RMS Reverse Voltage
Average Rectified Forward Current (single phase, resistive load, 60 Hz.
TC = 150°C)
Peak Repetitive Forward Current
=(TC 150°C)
Non-Repetitive Peak Surge Current (superimposed on rated current at
=rated voltage. TC 1500 C)
12t Aating (non-repetitive, I ms ~::i
!~
~3!
~i
~fS tb~ t~
u<.>
o:.~~
5.0 4.5 4.0 3.5
3.0 2.5 2.0 1.5 1.0 0.5
.001 .002
MAXIMUM CURRENT RATINGS
.............. , DC
160 CPS, RESISTIVE OR INDUCTIVE LOAD)
1 PHASE IHAlF WAVE OR FUll WAVE)
I "-
3 PH~S~~~~~FW~TA~\N~~:~~is~AVEJ ,
6 1PHASE STAR . /
.............
---- --- "":::::--
............
............
-....::::: :::::-. r---.....
"--~ ~ ........
~ ~ ...............
'-...,.
130 140
160 170 180 190
Tc, MAXIMUM CASE TEMPERATURE 1°C)
EFFECTIVE TRANSIENT THERMAL IMPEDANCE
II
TJ Tc -" fJJC (t) PAYE
-~
6<;1>
ri
1<;1> + 3<;1>
-nf--
--I-
oe I-
-f-
,-I-""'" -~
-~ l-
.005 .01 .02
.05 0.1 0.2 t, TIME ISECONDS)
.05
10
II
CURRENT DERATING DATA
14
12 ~ ~~~
10
8.0 CONDITIONS
3 x 3 x I~ 6 copper heat sink.
6.0
fin, ~ 0.9 and mounted p"rallel to air How. 180" conduction.
PHASE DATA,
4.0
For' 3 phase ratings multiply current scale by 0.90.
For 6 phase ratings mulliply
~
~ ~ 100J lfM
...............
~ 500 lFM
r-...
~FREE CONVECTION ...............
............::: ~
2.II current scale by 0.63.
III
~~
20 40 60 80 100 120 140 160 180 200
TA, AMBIENT TEMPERATURE 1°C)
3-235
.