Bulletin PD-20755 04/01
MBRD650CT
MBRD660CT
SCHOTTKY RECTIFIER
Major Ratings and Characteristics
4
MBRD650CT
MBRD660CT
50 - 60 V
1.27 (0.05)
0.88 (0.03)
6.22 (0.24)
5.97 (0.23)
0.89 (0.03)
3x
0.64 (0.02)
4.57 (0.18)
10.42 (0.41)
9.40 (0.37)
Characteristics Units
I
Rectangular 6 A
F(AV)
waveform
V
RRM
I
@ tp = 5 µs sine 490 A
FSM
VF@ 3 Apk, TJ = 125°C 0.65 V
(per leg)
TJrange - 40 to 15 0 °C
6.73 (0.26)
6.35 (0.25)
5.46 (0.21)
5.21 (0.20)
1.64 (0.02)
123
1.52 (0.06)
1.15 (0.04)
1.14 (0.04)
2x
0.76 (0.03)
2.28 (0.09)
2x
2.38 (0.09)
2.19 (0.08)
1 - Anode
2 - Cathode
3 - Anode
4 - Cathode
6 Amp
D-Pak (TO-252AA)
Description/Features
The MBRD650CT, MBRD660CT surface mount, center tap,
Schottky rectifier series has been designed for applications
requiring low forward drop and small foot prints on PC board.
Typical applications are in disk drives, switching power
supplies, converters, free-wheeling diodes, battery charging,
and reverse battery protection.
Popular D-PAK outline
Center tap configuration
Small foot print, surface mountable
Low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term reliability
1.14 (0.04)
0.89 (0.03)
0.58 (0.02)
0.46 (0.02)
6.45 (0.24)
5.68 (0.22)
0.51 (0.02)
MIN.
0.58 (0.02)
0.46 (0.02)
MINIMUM RECOMMENDED FOOTPRINT
5.97 (0.24)
6.48 (0.26)
2x
2.54 (0.10)
1.65 (0.06)
2x
BASE
COMMON
CATHODE
10.67 (0.42)
2.28 (0.09)
2x
4
Conform to JEDEC outline D-Pak (Similar to TO-252AA)
Dimensions in millimeters and (inches)
123
COMMON
ANODEANODE
CATHODE
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MBRD650CT, MBRD660CT
Bulletin PD-20755 04/01
Voltage Ratings
Part number MBRD650CT MBRD660CT
VRMax. DC Reverse Voltage (V) 50 60
V
Max. Working Peak Reverse Voltage (V)
RWM
Absolute Maximum Ratings
Parameters Value Units Conditions
I
Max. Average Forward (Per Leg) 3.0 A 50% duty cycle @ TC = 128°C, rectangular wave form
F(AV)
Current * See Fig. 5 (Per Device) 6
I
Max. Peak One Cycle Non-Repetitive 490 5µs Sine or 3µs Rect. pulse
FSM
Surge Current (Per Leg) * See Fig. 7 75 10ms Sine or 6ms Rect. pulse
A
Following any rated
load condition and with
rated V
RRM
applied
Electrical Specifications
Parameters Value Units Conditions
VFMMax. Forward Voltage Drop 0.7 V @ 3A
(Per Leg) * See Fig. 1 (1) 0.9 V @ 6A
0.65 V @ 3A
0.85 V @ 6A
IRMMax. Reverse Leakage Current 0.1 mA TJ = 25 °C
(Per Leg) * See Fig. 2 (1) 15 mA TJ = 125 °C
CTTyp. Junction Capacitance (Per Leg) 145 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C
LSTypical Series Inductance (Per Leg) 5.0 nH Measured lead to lead 5mm from package body
dv/dt Max. Voltage Rate of Change 10,000 V/µs
(Rated VR)
(1) Pulse Width < 300µs, Duty Cycle <2%
TJ = 25 °C
TJ = 125 °C
VR = rated V
R
Thermal-Mechanical Specifications
Parameters Value Units Conditions
TJMax. Junction Temperature Range -40 to 150 °C
T
Max. Storage Temperature Range -40 to 150 °C
stg
R
Max. Thermal Resistance (Per Leg) 6 °C/W DC operation * See Fig. 4
thJC
Junction to Case (Per Device) 3
R
Max. Thermal Resistance Junction 80 °C/W
thJA
to Ambient
wt Approximate Weight 0.3 (0.01) g (oz.)
Case Style D-Pak Similar to TO-252AA
2
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MBRD650CT, MBRD660CT
Bulletin PD-20755 04/01
10
(A)
F
1
Instantaneous Forward Current - I
Tj = 150˚C
Tj = 125˚C
Tj = 100˚C
Tj = 25˚C
100
Tj = 150˚C
10
125˚C
100˚C
1
0.1
Reverse Current (mA)
0.01
0.001
0 102030405060
75˚C
50˚C
25˚C
Reverse Voltage - VR (V)
Fig. 2 - Typical Values Of Reverse Current
Vs. Reverse Voltage (Per Leg)
1000
(pF)
T
Tj = 25˚C
100
0.1
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
Fig. 1 - Max. Forward Voltage Drop Characteristics
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Junction Capacitance C
10
0 102030405060
Forward Voltage Drop - V
FM
(V)
Reverse Voltage - VR (V)
Fig. 3 - Typical Junction Capacitance
(Per Leg)
Vs. Reverse Voltage (Per Leg)
10
D = 0.75
(°C/W)
thJC
Thermal Impedance - Z
D = 0.50
D = 0.33
1
D = 0.25
D = 0.20
Single Pulse
(Thermal Resistance)
Notes:
1. Duty factor D = t1/ t2
P
DM
t
1
t
2
2. Peak Tj = Pdm x Z thJC + Tc
0.1
0.00001 0.0001 0.001 0.01 0.1 1
t1, Rectangular Pulse Duration (Seconds)
Fig. 4 - Max. Thermal Impedance Z
Characteristics (Per Leg)
thJC
3
MBRD650CT, MBRD660CT
Bulletin PD-20755 04/01
160
150
DC
140
130
120
Square wave (D = 0.50)
80% Rated Vr applied
110
Allowable Case Temperature (°C)
see note (2)
100
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
Average Forward Current - I
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
1000
(A)
FSM
100
(A)
F(AV)
At Any Rated Load Condition
And With rated Vrrm Applied
Following Surge
3
2.5
2
RMS Limit
1.5
1
Average Power Loss (Watts)
0.5
0
012345
Average Forward Current - I
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
DC
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
(A)
F(AV)
(2) Formula used: TC = TJ - (Pd + Pd
Pd = Forward Power Loss = I
Pd
= Inverse Power Loss = VR1 x IR (1 - D); IR @ V
REV
F(AV)
4
Non-Repetitive Surge Current - I
10
10 100 1000 10000
Square Wave Pulse Duration - t
(microsec)
p
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
) x R
REV
x VFM @ (I
;
thJC
/ D) (see Fig. 6);
F(AV)
= 80% rated V
R1
R
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Marking Information
EXAMPLE: THIS IS A MBRD660CT
Tape & Reel Information
TR
FEED DIRECTION
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
12.1 (0.48)
11.9 (0.47)
INTERNATIONAL
RECTIFIER LOGO
ASSEMBLY
LOT CODE
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
DIA.
2.6 (0.10)
1.5 (0.06)
7.6 (0.30)
7.4 (0.29)
DIA.
MBRD650CT, MBRD660CT
Bulletin PD-20755 04/01
4 (K)
MBRD660CT
9712
5K3A
2 (K)
1 (A) 3 (A)
0.35 (0.01)
0.25 (0.01)
7.0 (0.28)
6.8 (0.26)
2.75 (0.11)
2.55 (0.10)
PART NUMBER
DATE CODE (YYWW)
YY = YEAR
WW = WEEK
16.3 (0.64)
15.7 (0.62)
375 (14.17)
DIA. MAX.
TRR
FEED DIRECTION
TRL
FEED DIRECTION
13 (0.52) DIA.
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
8.1 (0.32)
7.9 (0.31)
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
8.1 (0.32)
7.9 (0.31)
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
7.6 (0.30)
7.4 (0.29)
2.6 (0.10)
1.5 (0.06)
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
7.6 (0.30)
7.4 (0.29)
2.6 (0.10)
1.5 (0.06)
22.4 (0.88)
50 (1.97) DIA.
DIA.
DIA.
0.35 (0.01)
0.25 (0.01)
16.3 (0.64)
16.3 (0.64)
15.7 (0.62)
DIA.
DIA.
10.6 (0.42)
10.4 (0.41)
2.75 (0.11)
2.55 (0.10)
0.35 (0.01)
0.25 (0.01)
10.6 (0.42)
10.4 (0.41)
2.75 (0.11)
2.55 (0.10)
TO-252AA Tape & Reel
When ordering, indicate the part
number, part orientation, and the
quantity. Quantities are in multiples
of 2,000 pieces per reel for TR and
multiples of 3,000 pieces per reel
for both TRL and TRR.
15.7 (0.62)
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5
MBRD650CT, MBRD660CT
Bulletin PD-20755 04/01
Data and specifications subject to change without notice.
This product has been designed and qualified for Industrial Level.
Qualification Standards can be found on IR's Web site.
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7309
Visit us at www.irf.com for sales contact information. 04/01
6
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