OMO ElectronicOMO Electronic
Expand menu
Hello, Sign inMy Account
0 Cart

SDM20U40-7

P1-P3P4-P4
SDM20U40
Document number: DS30393 Rev. 10 - 2
1 of 4
www.diodes.com
May 2013
© Diodes Incorporated
SDM20U40
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
Low Forward Voltage Drop
Guard Ring Construction for Transient Protection
Negligible Reverse Recovery Time
Low Reverse Capacitance
Ultra-Small Surface Mount Package
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
Case: SOD523
Case Material: Molded Plastic, "Green" Molding Compound. UL
Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.002 grams (approximate)
Ordering Information (Note 4)
Device Packaging Shipping
SDM20U40-7 (Note 5) SOD523 3,000/Tape & Reel
SDM20U40-13 (Note 6) SOD523 10,000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http”//www.diodes.com/products/packages.html
5. Dispensed in every other cavity of the tape.
6. Dispensed in every cavity of the tape.
Marking Information
Top View
S4 = Product Type Marking Code
S4
SDM20U40
Document number: DS30393 Rev. 10 - 2
2 of 4
www.diodes.com
May 2013
© Diodes Incorporated
SDM20U40
Maximum Ratings (@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
40 V
RMS Reverse Voltage
V
R
(
RMS
)
28 V
Forward Continuous Current (Note 7)
I
FM
250 mA
Non-Repetitive Peak Forward Surge Current @ t 1.0s
I
FSM
1.0 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 7)
P
D
150 mW
Thermal Resistance, Junction to Ambient Air (Note 7)
R
JA
667
C/W
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +125
C
Electrical Characteristics (@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Min Typ Max Unit Test Conditions
Reverse Breakdown Voltage (Note 8)
V
(
BR
)
R
40
V
I
R
= 10µA
Forward Voltage Drop
V
F
0.35
0.37
0.60
V
I
F
= 10mA
I
F
= 20mA
I
F
= 200mA
Peak Reverse Current (Note 8)
I
R
5
1
µA
µA
V
R
= 30V
V
R
= 10V
Total Capacitance
C
T
50
pF
V
R
= 0V, f = 1.0MHz
Reverse Recovery Time
t
rr
10
ns
I
F
= I
R
= 200mA,
I
rr
= 0.1 x I
R
, R
L
= 100
Notes: 7. Device mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
8. Short duration pulse test used so as to minimize self-heating effect.
0.001
0.01
0.1
1
10
1,000
100
0
200
400
600
800
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
Figure 1 Typical Forward Characteristics
F
I, I
N
S
T
A
N
T
A
N
E
O
U
S F
O
R
WA
R
D
C
U
R
R
E
N
T
(mA)
F
T = 25°C
A
T = 75°C
A
T = 125°C
A
T = -25°C
A
1
10
20
30
40
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Figure 2 Typical Reverse Characteristics
R
0.001
0.01
0.1
1
10
100
1,000
T = 25°C
A
T = 75°C
A
T = 125°C
A
T = -25°C
A
I , INSTANTANEOUS REVERSE CURRENT (µA)
R
SDM20U40
Document number: DS30393 Rev. 10 - 2
3 of 4
www.diodes.com
May 2013
© Diodes Incorporated
SDM20U40
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.
C
,
T
O
T
AL
C
A
P
A
C
I
T
AN
C
E (
p
F
)
T
V , DC REVERSE VOLTAGE (V)
R
Figure 3 Total Capacitance vs. Reverse Voltage
100
0.1
1.0
10
010203040
f = 1MHz
0
50
025
50
75
100
125
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N
(mW)
D
T , AMBIENT TEMPERATURE ( C)
Figure 4 Power Derating Curve
A
°
100
200
150
Note 7
SOD523
Dim Min Max
A 0.25 0.35
B 0.70 0.90
C 1.50 1.70
H 1.10 1.30
K 0.55 0.65
L 0.10 0.30
M 0.10 0.12
All Dimensions in mm
Dimensions Value (in mm)
Z 2.3
G 1.1
X 0.8
Y
0.6
C
1.7
Z
X
C
GY
H
C
A
B
K
M
L
P1-P3P4-P4

SDM20U40-7

Mfr. #:
Buy SDM20U40-7
Manufacturer:
Diodes Incorporated
Description:
Schottky Diodes & Rectifiers 40V 150mW
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet