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BAT54/A/C/S Schottky Diodes
February 2005
BAT54/A/C/S
Schottky Diodes
Connection Diagram
BAT54 3 3 3 BAT54A 3
L4P
2 1 1 2 1 BAT54C 3
2NC
1 3
2 BAT54S
SOT-23
MARKING BAT54 = L4P BAT54A = L42 BAT54C = L43 BAT54S = L44
1
2
1
2
Absolute Maximum Ratings *
Symbol
VRRM IF(AV) IFSM TSTG TJ
Ta = 25C unless otherwise noted
Parameter
Maximum Repetitive Reverse Voltage Average Rectified Forward Current Non-repetitive Peak Forward Surge Current Pulse Width = 1.0 second Storage Temperature Range Operating Junction Temperature
Value
30 200 600 -55 to +150 -55 to +150
Unit
V mA mA C C
* These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Thermal Characteristics
Symbol
PD RJA Power Dissipation Thermal Resistance, Junction to Ambient
TC = 25C unless otherwise noted
Parameter
Value
290 430
Unit
mW C/W
Electrical Characteristics
Symbol
VR VF
Parameter
Breakdown Voltage Forward Voltage IR = 10A IF = 0.1mA IF = 1mA IF = 10mA IF = 30mA IF = 100mA VR = 25V
Conditions
Min.
30
Max.
240 320 400 500 0.8 2 10 5.0
Units
V mV mV mV mV V A pF ns
IR CT trr
Reverse Leakage Total Capacitance Reverse Recovery Time
VR = 1V, f = 1.0MHz IF = IR = 10mA, IRR = 1.0mA, RL = 100
(c)2005 Fairchild Semiconductor Corporation
1
www.fairchildsemi.com
BAT54/A/C/S Rev. E1
BAT54/A/C/S Schottky Diodes
Typical Performance Characteristics
Figure 1. Forward Voltage vs Temperature Figure 2. Reverse Leakage Current vs Temperature
10 -3 10
o
0
10
-1
IR-Reverse Leakage Current [A]
IF-Forward Current [A]
10
-2
10-4
-1
125 C 100 C
o
10
-3
-25 C
o
10 10-5
-2
75 C
o
10
-4
25 C 75 C
o
o
10-6
o
-3
10
-5
100 C
o
10-7
-4
-25 C
10
-6
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
10-8
-5
0
5
10
15
20
25
30
VF-Forward Voltage [V]
VR-Reverse Voltage [V]
Figure 3. Capacitance vs Reverse Bias Voltage
16 14 12
Capacitance [pF]
10 8 6 4 2
0
1
2
3
4
5
6
7
8
9
10
VR-Reverse Voltage [V]
BAT54/A/C/S Rev. E1
2
www.fairchildsemi.com
BAT54/A/C/S Schottky Diodes
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks.
ACExTM
ActiveArrayTM BottomlessTM CoolFETTM CROSSVOLTTM DOMETM EcoSPARKTM E2CMOSTM EnSignaTM FACTTM FACT Quiet SeriesTM
FAST(R) FASTrTM FPSTM FRFETTM GlobalOptoisolatorTM GTOTM HiSeCTM I2CTM i-LoTM ImpliedDisconnectTM
Across the board. Around the world.TM The Power Franchise(R) Programmable Active DroopTM
IntelliMAXTM ISOPLANARTM LittleFETTM MICROCOUPLERTM MicroFETTM MicroPakTM MICROWIRETM MSXTM MSXProTM OCXTM OCXProTM OPTOLOGIC(R) OPTOPLANARTM PACMANTM
POPTM Power247TM PowerEdgeTM PowerSaverTM PowerTrench(R) QFET(R) QSTM QT OptoelectronicsTM Quiet SeriesTM RapidConfigureTM RapidConnectTM SerDesTM SILENT SWITCHER(R) SMART STARTTM
SPMTM StealthTM SuperFETTM SuperSOTTM-3 SuperSOTTM-6 SuperSOTTM-8 SyncFETTM TinyLogic(R) TINYOPTOTM TruTranslationTM UHCTM UltraFET(R) UniFETTM VCXTM
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS Definition of Terms
Datasheet Identification Advance Information Product Status Formative or In Design First Production Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only.
Preliminary
No Identification Needed
Full Production
Obsolete
Not In Production
Rev. I15
3 BAT54/A/C/S Rev. E1
www.fairchildsemi.com

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