PQRT812
\ QRT812F \ QRT812D
PLANAR STRUCTURED SUPERFAST RECOVERY RECTIFIERS
Voltage
Features
Planar structure with EPI wafer
Hyperfast recovery time, reduced Qrr and soft recovery
For PFC CCM operation
Low leakage current
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
Flame Retardant Epoxy Molding Compound
Exceeds environmental standards of MIL-S-19500/228
Lead free in compliance with EU RoHS 2011/65/EU directive
1200 V
Current
8A
QRT812 TO-220AC
QRT812F ITO-220AC
Mechanical Data
Case: TO-220AC, ITO-220AC, TO-263 package
Terminals: solder plated, solderable per MIL-STD-750,Method 2026
TO-220AC Weight: 0.067 ounces, 1.89 grams
ITO-220AC Weight: 0.055 ounces, 1.56 grams.
TO-263 Weight: 0.051 ounces, 1.46 grams.
Marking: Part number
QRT812D TO-263
Maximum Ratings And Electrical Characteristics
(T
A
=25 C unless otherwise noted)
PARAMETER
Maximum repetitive peak reverse voltage
Maximum rms voltage
Maximum dc blocking voltage
Maximum average forward rectified current
Peak forward surge current : 8.3ms single half sine-
wave superimposed on rated load
TO-220AC (Note 1)
Typical thermal resistance
ITO-220AC (Note 1)
TO-263 (Note 1)
Operating junction temperature range
Storage temperature range
T
J
T
STG
R
θJC
SYMBOL
V
RRM
V
RMS
V
R
I
F(AV)
I
FSM
VALUE
1200
840
1200
8
90
2
5.5
2
-55 to +175
-55 to +175
o
o
o
o
UNIT
V
V
V
A
A
C/W
C
C
Note : 1. Device mounted on a infinite heatsink , then measured the center of the marking side.
February 5,2015-REV.00
Page 1
PQRT812
\ QRT812F \ QRT812D
9
8
7
6
5
4
3
2
1
0
0
25
50
75
100
125
150
175
TO-220AC
ITO-220AC
TO-263
C
J
, Junction Capacitance (pF)
I
F
, Forward Current (A)
1000
100
10
1
1
10
100
T
C
, Case Temperature (°C)
V
R
, Reverse Bias Voltage (V)
Fig.1 Forward Current Derating Curve
Fig.2 Typical Junction Capacitance
100
100
I
R
, Reverse Current (mA)
T
J
= 150°C
10
1
0.1
0.01
T
J
= 75°C
0.001
10
20
30
40
50
60
70
80 90 100
Fig.4 Typical
T
J
= 25°C
T
J
= 125°C
I
F
, Forward Current (A)
T
J
= 150°C
10
T
J
= 125°C
1
T
J
= 75°C
0.1
T
J
= 25°C
0.01
0
0.5
1
Forward Characteristics
1.5
2
2.5
3
Percent of Rated Peak Reverse Voltage (%)
V
F
, Forward Voltage (V)
Fig.3 Typical Reverse Characteristics
Fig.4 Typical Forward Characteristics
200
180
160
140
120
100
80
60
40
20
0
100
120
140
160
300
IF=8A
V
R
=400V
T
J
=25°C
250
200
IF=8A
V
R
=400V
T
J
=25°C
Qrr (nc)
200
Trr (ms)
150
100
50
0
180
100
120
140
160
180
200
di / dt (A/ms)
Fig.5 Typical Reverse Recovery Time Versus di/dt
di / dt (A/ms)
Fig.6 Typical Reverse Recovery Charges Versus di/dt
February 5,2015-REV.00
Page 3
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