CMSH2-20L
CMSH2-40L
SURFACE MOUNT SILICON
LOW VF
SCHOTTKY RECTIFIERS
2.0 AMP, 20 AND 40 VOLT
SMB CASE
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DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMSH2-20L and
CMSH2-40L 2.0 Amp surface mount low VF Schottky
rectifiers are highly reliable components designed for
use in all types of commercial, industrial, entertainment,
computer, and automotive applications where high
efficiency is required.
MARKING CODES: CMSH2-20L: CS220L
CMSH2-40L: CS240L
FEATURES:
• Low forward voltage drop
• Flammability classification UL94V-0
• High current capability
• High reliability
MAXIMUM RATINGS: (TA=25°C unless otherwise noted)
Peak Repetitive Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Forward Current (TL=105°C)
Peak Forward Surge Current, tp=8.3ms
Operating and Storage Junction Temperature
Thermal Resistance
SYMBOL
CMSH2-20L
CMSH2-40L
UNITS
VRRM
VR
20
40
V
20
40
V
VR(RMS)
IO
14
28
VF
VR=Rated VRRM
VR=Rated VRRM, TA=100°C
IF=2.0A (CMSH2-20L)
VF
CJ
CJ
IF=2.0A (CMSH2-40L)
VR=4.0V, f=1.0MHz (CMSH2-20L)
VR=4.0V, f=1.0MHz (CMSH2-40L)
IR
A
50
A
IFSM
TJ, Tstg
-65 to +150
°C
ΘJL
20
°C/W
ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted)
SYMBOL
TEST CONDITIONS
IR
V
2.0
TYP
MAX
UNITS
0.50
mA
20
mA
0.39
0.40
V
0.34
0.40
V
386
pF
200
pF
R5 (6-September 2018)
CMSH2-20L
CMSH2-40L
SURFACE MOUNT SILICON
LOW VF
SCHOTTKY RECTIFIERS
2.0 AMP, 20 AND 40 VOLT
SMB CASE - MECHANICAL OUTLINE
DEVICE
MARKING CODE
CMSH2-20L
CS220L
CMSH2-40L
CS240L
SYMBOL
A
B
C
D
E
F
G
H
DIMENSIONS
INCHES
MILLIMETERS
MIN
MAX
MIN
MAX
0.030 0.060
0.76
1.52
0.000 0.008
0.00
0.20
0.006 0.012
0.15
0.30
0.086 0.096
2.18
2.44
0.200 0.220
5.08
5.59
0.130 0.150
3.30
3.81
0.077 0.083
1.96
2.11
0.160 0.191
4.06
4.85
SMB (REV: R2)
R5 (6-September 2018)
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CMSH2-20L
CMSH2-40L
SURFACE MOUNT SILICON
LOW VF
SCHOTTKY RECTIFIERS
2.0 AMP, 20 AND 40 VOLT
TYPICAL ELECTRICAL CHARACTERISTICS
R5 (6-September 2018)
w w w. c e n t r a l s e m i . c o m
CMSH2-20L
CMSH2-40L
SURFACE MOUNT SILICON
LOW VF
SCHOTTKY RECTIFIERS
2.0 AMP, 20 AND 40 VOLT
TYPICAL ELECTRICAL CHARACTERISTICS
R5 (6-September 2018)
w w w. c e n t r a l s e m i . c o m
OUTSTANDING SUPPORT AND SUPERIOR SERVICES
PRODUCT SUPPORT
Central’s operations team provides the highest level of support to insure product is delivered on-time.
• Supply management (Customer portals)
• Custom bar coding for shipments
• Inventory bonding
• Custom product packing
• Consolidated shipping options
DESIGNER SUPPORT/SERVICES
Central’s applications engineering team is ready to discuss your design challenges. Just ask.
• Free quick ship samples (2nd day air)
• Special wafer diffusions
• Online technical data and parametric search
• PbSn plating options
• SPICE models
• Package details
• Custom electrical curves
• Application notes
• Environmental regulation compliance
• Application and design sample kits
• Customer specific screening
• Custom product and package development
• Up-screening capabilities
REQUESTING PRODUCT PLATING
1. If requesting Tin/Lead plated devices, add the suffix “ TIN/LEAD” to the part number when
ordering (example: 2N2222A TIN/LEAD).
2. If requesting Lead (Pb) Free plated devices, add the suffix “ PBFREE” to the part number
when ordering (example: 2N2222A PBFREE).
CONTACT US
Corporate Headquarters & Customer Support Team
Central Semiconductor Corp.
145 Adams Avenue
Hauppauge, NY 11788 USA
Main Tel: (631) 435-1110
Main Fax: (631) 435-1824
Support Team Fax: (631) 435-3388
www.centralsemi.com
Worldwide Field Representatives:
www.centralsemi.com/wwreps
Worldwide Distributors:
www.centralsemi.com/wwdistributors
For the latest version of Central Semiconductor’s LIMITATIONS AND DAMAGES DISCLAIMER,
which is part of Central’s Standard Terms and Conditions of sale, visit: www.centralsemi.com/terms
w w w. c e n t r a l s e m i . c o m
(001)
PDN01110
11/08/18
5/08/19
11/08/19
http://www.centralsemi.com
Summary:The CMSH2-40L Schottky Rectifier is discontinued and now classified as End of Life (EOL).
Although Central Semiconductor Corp. makes every effort to continue to produce devices that have been proclaimed EOL (End of Life) by
other manufacturers, it is an accepted industry practice to discontinue certain devices when customer demand falls below a minimum level of
sustainability. Accordingly, the following product(s) have been transitioned to End of Life status as part of Central's ongoing Product
Management Process. Any replacement products are noted below. The effective date for placing last purchase orders will be six (6) months
from the date of this notice and twelve (12) months from the notice date for final shipments, and minimum order quantities may apply.
The last purchase and shipment dates may be extended if inventory is available.
Central Part Number
CMSH2-40L BK
CMSH2-40L TR13
Replacement
N/A, Stock Only
N/A, Stock Only
Central would be happy to assist you by providing additional information or technical data to help locate an alternate source if we
have no replacement available. Please email your requests to engineering@centralsemi.com.
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