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Connection Diagram 448 448SE SOT-2 2 5H MARKING MMBD448 5H MMBD448CA MMBD448CC D5 MMBD448SE D6 D4 448CC 448CA 2 Small Signal Diode Absolute Maximum Ratings * T A = 25 C unless otherwise noted Symbol

2 Connection Diagram SE SOT-2 2 5H MARKING MMBD448 5H MMBD448CA MMBD448CC D5 MMBD448SE D6 D4 448CC 448CA 2 Small Signal Diode Absolute Maximum Ratings * T A = 25 C unless otherwise noted Symbol Parameter Value Units V RRM Maximum Repetitive Reverse Voltage V I F(AV) Average Rectified Forward Current ma I FSM Non-repetitive Peak Forward Surge Current Pulse Width = second Pulse Width = microsecond T STG Storage Temperature Range -55 to +5 C T J Operating Junction Temperature 5 C * These ratings are limiting values above which the serviceability of the diode may be impaired. 2. A A Thermal Characteristics Symbol Parameter Value Units P D Power Dissipation 5 mw R θja Thermal Resistance, Junction to Ambient 57 C/W Electrical Characteristics T A =25 C unless otherwise noted Symbol Parameter Test Conditions Min. Max. Units V R Breakdown Voltage I R = 5.µA I R = µa V F Forward Voltage I F = ma V I R Reverse Leakage Current V R = 2V V R = 2V, T A = 5 C V R =75V C T Total Capacitance V R = V, f = MHz 4. pf t rr Reverse Recovery Time I F = ma, V R = 6.V, 4. ns I RR = ma, R L = Ω V V na µa µa 4 Fairchild Semiconductor Corporation, Rev. A

3 Reverse Voltage, V R [V] Typical Characteristics Reverse Current, I R [na] Reverse Current, I R [ua] Figure. Reverse Voltage vs Reverse Current BV - to ua 5 7 Reverse Voltage, V R [V] Figure 2. Reverse Current vs Reverse Voltage IR - to V 45 7 [mv] 5 25 [mv] [ua] Figure. Forward Voltage vs Forward Current VF - to ua [ma] Figure 4. Forward Voltage vs Forward Current VF -. to ma [V] Total Capacitance [pf] [ma] Figure 5. Forward Voltage vs Forward Current VF ma Reverse Voltage [V] Figure 6. Total Capacitance vs Reverse Voltage 4 Fairchild Semiconductor Corporation, Rev. A

4 Reverse Recovery Time [ns] Typical Characteristics (continued) Current [ma] IF(AV) - AVERAGE RECTIFIED CURRENT - ma Reverse Current [ma] Figure 7. Reverse Recovery Time vs Reverse Current TRR - IR ma vs 6 ma 5 5 Ambient Temperature, T A [ C] Figure 8. Average Rectified Current (I F(AV) ) versus Ambient Temperature (T A ) 5 Power Dissipation, P D [mw] SOT-2 Pkg DO-5 Pkg 5 5 Average Temperature, I O [ C] Figure 9. Power Derating Curve 4 Fairchild Semiconductor Corporation, Rev. A

5 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. ACEx FAST SuperFET ActiveArray FASTr SuperSOT - Bottomless FPS SuperSOT -6 CoolFET FRFET SuperSOT -8 CROSSVOLT GlobalOptoisolator SyncFET DOME GTO TinyLogic EcoSPARK HiSeC TINYOPTO E 2 CMOS I 2 C TruTranslation EnSigna i-lo UHC FACT ImpliedDisconnect UltraFET FACT Quiet Series VCX Across the board. Around the world. The Power Franchise Programmable Active Droop 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:. 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. PRODUCT STATUS DEFINITIONS Definition of Terms ISOPLANAR LittleFET MICROCOUPLER MicroFET MicroPak MICROWIRE MSX MSXPro OCX OCXPro OPTOLOGIC OPTOPLANAR PACMAN POP Power247 PowerSaver PowerTrench QFET QS QT Optoelectronics Quiet Series RapidConfigure RapidConnect µserdes SILENT SWITCHER SMART START SPM Stealth 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. Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production 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. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. 4 Fairchild Semiconductor Corporation Rev. I

BAV23S Small Signal Diode

BAV23S Small Signal Diode BAV2S Small Signal Diode 2 L0 September 2006 tm Connection Diagram 1 1 2 SOT-2 1 2 Absolute Maximum Ratings * T a = 25 C unless otherwise noted Symbol Parameter Value Unit V RRM Maximum Repetitive Reverse