1/6
STPR820D/F/FP
®
January 2002 - Ed: 3E
HIGH EFFICIENCY FAST RECOVERY DIODES
IF(AV) 8A
V
RRM 200 V
Tj (max) 150°C
VF(max) 0.99 V
trr (max) 30 ns
MAIN PRODUCTS CHARACTERISTICS
Low cost single chip rectifier suited for Switched
Mode Power Supplies and high frequency DC to
DC converters.
Packaged in TO-220AC, TO-220FPAC and
ISOWATT220AC,thisdeviceisintended forusein
low voltage, high frequency inverters, free
wheeling and polarity protection applications.
DESCRIPTION
Symbol Parameter Value Unit
VRRM Repetitive peak reverse voltage 200 V
IF(RMS) RMS forward current 20 A
IF(AV) Average forward current
δ= 0.5 TO-220AC Tc = 120°C 8A
ISOWATT220AC
TO-220FPAC Tc = 100°C
IFSM Surge non repetitive forward current Tp = 10 ms
Sinusoidal 80 A
Tstg Storage temperature range - 65 to + 150 °C
Tj Maximum operating junction temperature + 150
■Suited for SMPS
■Very low forward losses
■Negligible switching losses
■High surge current capability
■Insulated packages:
ISOWATT220AC / TO-220FPAC
Insulation voltage = 2000V DC
Capacitance = 12pF
FEATURES
KA
ISOWATT220AC
STPR820F
K
A
TO-220AC
STPR820D
KA
TO-220FPAC
STPR820FP
Obsolete Product(s) - Obsolete Product(s)
Obsolete Product(s) - Obsolete Product(s)
STPR820D/F/FP
2/6
Symbol Parameters Test conditions Min. Typ. Max. Unit
IR*Reverse leakage current Tj = 25°C VR=V
RRM 50 µA
Tj = 100°C 0.6 mA
VF** Forward voltage drop Tj = 125°C IF=8A 0.99 V
Tj = 125°C IF=16A 1.20
Tj = 25°C IF=16A 1.25
Pulse test : * tp=5ms,δ<2%
** tp = 380 µs, δ<2%
To evaluate the conduction losses use the following equation :
P=0.78xI
F(AV) + 0.026 x IF2(RMS)
STATIC ELECTRICAL CHARACTERISTICS
Symbol Test conditions Min. Typ. Max. Unit
trr Tj= 25°C IF= 0.5A
IR=1A Irr = 0.25A 30 ns
tfr Tj= 25°C IF=1A
V
FR =1.1xV
Fmax tr=10ns 20
VFP Tj=25°CI
F
=1A tr=10ns 3V
RECOVERY CHARACTERISTICS
Symbol Parameter Value Unit
Rth(j-c) Junction to case TO-220AC 3.0 °C/W
ISOWATT220AC / TO-220FPAC 5.5
THERMAL RESISTANCES
Fig. 2: Peak current versus form factor.Fig. 1: Average forward power dissipation versus
average forward current.
Obsolete Product(s) - Obsolete Product(s)
STPR820D/F/FP
3/6
Fig. 3: Average current versus ambient
temperature.
Fig. 5: Non repetitive surge peak forward current
versus overload duration (maximum values)
(TO-220AC).
Fig. 6: Non repetitive surge peak forward current
versus overload duration (maximum values)
(ISOWATT220AC, TO-220FPAC).
Fig. 4: Average current versus ambient
temperature.
Fig. 8: Relative variation of thermal transient
impedance junction to case versus pulse duration
(ISOWATT220AC, TO-220FPAC).
Fig. 7: Relative variation of thermal transient
impedance junction to case versus pulse duration
(TO-220AC).
Obsolete Product(s) - Obsolete Product(s)
STPR820D/F/FP
4/6
Fig. 9: Forward voltage drop versus forward
current. Fig. 10: Junction capacitance versus reverse
voltage applied (typical values).
Fig. 11: Recovery charge versus dIF/dt. Fig. 12: Peak reverse current versus dIF/dt.
Fig. 13: Dynamic parameters versus junction
temperature.
Obsolete Product(s) - Obsolete Product(s)
STPR820D/F/FP
5/6
PACKAGE MECHANICAL DATA
TO-220AC
A
C
D
E
M
L7
H2
Ø I
L5
L6
L9
L4
G
F1
F
L2
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.40 4.60 0.173 0.181
C 1.23 1.32 0.048 0.051
D 2.40 2.72 0.094 0.107
E 0.49 0.70 0.019 0.027
F 0.61 0.88 0.024 0.034
F1 1.14 1.70 0.044 0.066
G 4.95 5.15 0.194 0.202
H2 10.00 10.40 0.393 0.409
L2 16.40 typ. 0.645 typ.
L4 13.00 14.00 0.511 0.551
L5 2.65 2.95 0.104 0.116
L6 15.25 15.75 0.600 0.620
L7 6.20 6.60 0.244 0.259
L9 3.50 3.93 0.137 0.154
M 2.6 typ. 0.102 typ.
Diam. I 3.75 3.85 0.147 0.151
PACKAGE MECHANICAL DATA
ISOWATT220AC
F
G
F1
H
D E
A
B
L7
Diam
L2
L6
L3
REF. DIMENSIONS
Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
A 4.40 4.60 0.173 0.181
B 2.50 2.70 0.098 0.106
D 2.40 2.75 0.094 0.108
E 0.40 0.70 0.016 0.028
F 0.75 1.00 0.030 0.039
F1 1.15 1.70 0.045 0.067
G 4.95 5.20 0.195 0.205
H 10.00 10.40 0.394 0.409
L2 16.00 0.630
L3 28.60 30.60 1.125 1.205
L6 15.90 16.40 0.626 0.646
L7 9.00 9.30 0.354 0.366
Diam 3.00 3.20 0.118 0.126
Obsolete Product(s) - Obsolete Product(s)
STPR820D/F/FP
6/6
Informationfurnishedisbelievedtobeaccurateandreliable.However,STMicroelectronicsassumesnoresponsibilityfortheconsequencesof
useofsuch information nor for any infringement of patentsorotherrightsofthirdpartieswhichmay result from its use. No licenseisgrantedby
implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to
change without notice. This publication supersedes and replaces all information previously supplied.
STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written ap-
proval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics
© 2002 STMicroelectronics - Printed in Italy - All rights reserved.
STMicroelectronics GROUP OF COMPANIES
Australia - Brazil - Canada - China - Finland - France - Germany
Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore
Spain - Sweden - Switzerland - United Kingdom - United States.
http://www.st.com
PACKAGE MECHANICAL DATA
TO-220FPAC
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.4 4.6 0.173 0.181
B 2.5 2.7 0.098 0.106
D 2.5 2.75 0.098 0.108
E 0.45 0.70 0.018 0.027
F 0.75 1 0.030 0.039
F1 1.15 1.70 0.045 0.067
G 4.95 5.20 0.195 0.205
G1 2.4 2.7 0.094 0.106
H 10 10.4 0.393 0.409
L2 16 Typ. 0.63 Typ.
L3 28.6 30.6 1.126 1.205
L4 9.8 10.6 0.386 0.417
L5 2.9 3.6 0.114 0.142
L6 15.9 16.4 0.626 0.646
L7 9.00 9.30 0.354 0.366
Dia. 3.00 3.20 0.118 0.126
H
L3
L2
L4
L6
G
G1 F
F1 D
E
L7
A
B
Dia
L5
Type Marking Package Weight Base Qty Delivery mode
STPR820D STPR820D TO-220AC 1.86 50 Tube
STPR820F STPR820F ISOWATT220AC 2.2 50 Tube
STPR820FP STPR820FP TO-220FPAC 2 50 Tube
■Cooling method: by conduction (C)
■Recommended torque value (ISOWATT220AC,
TO-220FPAC): 0.55 nm
■Maximum torque value (ISOWATT220AC,
TO-220FPAC): 0.7 Nm
■Recommended torque value (TO-220AC): 0.8
Nm
■Maximum torque value (TO-220AC): 1.0 Nm
■Epoxy meets UL94, V0
