Connection Diagrams 3 1701 85 3 1 2 MMBD1701 MMBD1703 MMBD1704 MMBD1705 SOT-23 MARKING 85 MMBD1701A 87 MMBD1703A 88 MMBD1704A 89 MMBD1705A 85A 87A 88A 89A 1 3 1703 2NC 1 1704 3 2 1 3 2 1 2 3 1705 1 2 Small Signal Diodes Absolute Maximum Ratings* Symbol TA = 25C unless otherwise noted Parameter Value Units VRRM Maximum Repetitive Reverse Voltage 30 V IF(AV) Average Rectified Forward Current 50 mA IFSM Tstg Non-repetitive Peak Forward Surge Current Pulse Width = 1.0 second Storage Temperature Range 250 -55 to +150 mA C TJ Operating Junction Temperature 150 C Value Units *These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These ratings are based on a maximum junction temperature of 150 degrees C. 2) These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations Thermal Characteristics Symbol Parameter PD Power Dissipation 350 mW RJA Thermal Resistance, Junction to Ambient 357 C/W Electrical Characteristics Symbol TA = 25C unless otherwise noted Parameter Test Conditions IR Reverse Current IR = 5.0 A IF = 10 A IF = 100 A IF = 1.0 m A IF = 10 mA IF = 20 mA IF = 50 mA V R = 20 V CT Total Capacitance V R = 0, f = 1.0 MHz trr Reverse Recovery Time MMBD1701-1705 VR Breakdown Voltage VF Forward Voltage MMBD1701A-1705A 2001 Fairchild Semiconductor Corporation IF = IR = 10 mA, IRR = 1.0 m A, R L = 100 IF = IR = 10 mA, IRR = 1.0 m A, R L = 100 Min Max Units 30 420 520 640 760 810 0.89 500 610 740 880 950 1.1 mV mV mV mV mV V nA V 50 1.0 pF 0.7 ns 1.0 ns MMBD1700 series, Rev. B1 MMBD1701/A / 1703/A / 1704/A / 1705/A MMBD1701/A / 1703/A / 1704/A / 1705/A (continued) Typical Characteristics 60 10 Reverse Voltage, VR [V] Reverse Current. I R [nA] Ta= 25 C 50 40 2 3 5 10 20 Reverse Current,IR [uA] 30 50 850 Forward Voltage, V F [mV] 550 500 450 400 350 2 3 5 10 20 30 Forward Current, IF [uA] 50 5 10 20 Ta= 25 C 750 700 650 600 0.1 0.2 0.3 0.5 1 2 Forward Current, IF [mA] 3 5 10 Figure 4. Forward Voltage vs Forward Current VF - 0.1 to 10 mA 1.6 1.0 Ta= 25 C To tal C apacitance [pF ] Ta= 25 C Forward Voltage, VF [V] 3 Reverse Voltage, V R [V] 800 550 100 Figure 3. Forward Voltage vs Forward Current VF - 1.0 to 100 uA 1.4 1.2 1.0 0.8 2 Figure 2. Reverse Current vs Reverse Voltage IR - 1 to 22V Ta= 25 C 1 1 100 600 Forward Voltage, V F [mV] 5 0 1 Figure 1. Reverse Voltage vs Reverse Current BV - 1.0 to 100 uA 300 Ta= 25 C 0.9 0.8 0.7 0.6 0.5 10 20 30 50 100 200 0 2 4 6 8 10 12 14 Forward Current, I F [m A] R e v e rse V o lta g e [V ] Figure 5. Forward Voltage vs Forward Current VF - 10 - 200 mA Figure 6. Total Capacitance vs Reverse Current MMBD1700 series, Rev. B1 MMBD1701/A / 1703/A / 1704/A / 1705/A Small Signal Diode (continued) Typical Characteristics (continued) 150 350 Power Dissipation, P D [mW] Current [mA] 300 100 IO - A v e ra 50 ge R e c tifi e d Cu rr ent mA 250 SOT-23 200 DO-7 150 100 50 0 0 25 50 75 100 125 150 Am bient Tem perature, T A [ C] Figure 7. Average Rectified Current (IO) versus Ambient Temperature (TA) 175 0 25 50 75 100 125 150 175 200 Average Temperature, Io Figure 8. Power Derating Curve MMBD1700 series, Rev. B1 MMBD1701/A / 1703/A / 1704/A / 1705/A Small Signal Diode 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. 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PRODUCT STATUS DEFINITIONS Definition of Terms 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. Rev. H4