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MBRS240LT3 Dataheets PDF



Part Number MBRS240LT3
Manufacturers Motorola
Logo Motorola
Description Surface Mount Schottky Power Rectifier
Datasheet MBRS240LT3 DatasheetMBRS240LT3 Datasheet (PDF)

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MBRS240LT3/D Advance Information Surface Mount Schottky Power Rectifier SMB Power Surface Mount Package . . . employing the Schottky Barrier principle in a metal–to–silicon power rectifier. Features epitaxial construction with oxide passivation and metal overlay contact. Ideally suited for low voltage, high frequency switching power supplies; free wheeling diodes and polarity protection diodes. • • • • Compact Package with J–Bend Le.

  MBRS240LT3   MBRS240LT3



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MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MBRS240LT3/D Advance Information Surface Mount Schottky Power Rectifier SMB Power Surface Mount Package . . . employing the Schottky Barrier principle in a metal–to–silicon power rectifier. Features epitaxial construction with oxide passivation and metal overlay contact. Ideally suited for low voltage, high frequency switching power supplies; free wheeling diodes and polarity protection diodes. • • • • Compact Package with J–Bend Leads Ideal for Automated Handling Highly Stable Oxide Passivated Junction Guardring for Over–Voltage Protection Low Forward Voltage Drop MBRS240LT3 SCHOTTKY BARRIER RECTIFIER 2.0 AMPERES 40 VOLTS Mechanical Characteristics: • Case: Molded Epoxy • Epoxy Meets UL94, VO at 1/8″ • Weight: 95 mg (approximately) • Polarity: Notch in Plastic Body Indicates Cathode Lead • Maximum Temperature of 260°C/10 Seconds for Soldering • Available in 12 mm Tape, 2500 Units per 13″ Reel, Add “T3” Suffix to Part Number • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Marking: 2BL4 MAXIMUM RATINGS Rating Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Average Rectified Forward Current (At Rated VR, TC = 100°C) Peak Repetitive Forward Current (At Rated VR, Square Wave, 20 kHz, TC = 105°C) Non–Repetitive Peak Surge Current (Surge applied at rated load conditions, halfwave, single phase, 60 Hz) Storage / Operating Case Temperature Operating Junction Temperature Voltage Rate of Change (Rated VR, TJ = 25°C) Symbol VRRM VRWM VR IO IFRM IFSM Tstg, TC TJ dv/dt Value 40 CASE 403A–03 SMB Unit Volts 2.0 4.0 25 – 55 to +150 – 55 to +125 10,000 Amps Amps Amps °C °C V/ms °C/W THERMAL CHARACTERISTICS Thermal Resistance — Junction–to–Lead (2) Thermal Resistance — Junction–to–Ambient (3) RθJL RθJA TJ = 25°C 0.43 0.54 IR (VR = 40 V) (VR = 20 V) (1) Pulse Test: Pulse Width ≤ 250 µs, Duty Cycle ≤ 2.0%. (2) Mounted with minimum recommended pad size, PC Board FR4. (3) 1 inch square pad size (1 x 0.5 inch for each lead) on FR4 board. TJ = 25°C 2.0 0.50 18 78 ELECTRICAL CHARACTERISTICS Maximum Instantaneous Forward Voltage (1), see Figure 2 (IF = 2.0 A) (IF = 4.0 A) Maximum Instantaneous Reverse Current, see Figure 4 VF TJ = 125°C 0.375 0.55 TJ = 100°C 60 40 mA Volts This document contains information on a new product. Specifications and information herein are subject to change without notice. Device ©Rectifier Motorola, Inc. 1998 Data 1 MBRS240LT3 IF, INSTANTANEOUS FORWARD CURRENT (AMPS) 10 IF, INSTANTANEOUS FORWARD CURRENT (AMPS) 10 1.0 1.0 TJ = 125°C 25°C 85°C 0.1 0.0 0.1 0.2 0.3 – 40°C 0.4 0.5 0.6 0.7 0.8 TJ = 125°C 85°C 0.1 0.0 0.1 0.2 0.3 25°C 0.4 0.5 0.6 0.7 0.8 VF, INSTANTANEOUS FORWARD VOLTAGE (VOLTS) VF, MAXIMUM INSTANTANEOUS FORWARD VOLTAGE (VOLTS) Figure 1. Typical Forward Voltage Figure 2. Maximum Forward Voltage IR , MAXIMUM REVERSE CURRENT (AMPS) 100E–3 IR , REVERSE CURRENT (AMPS) 100E–3 100°C 10E–3 10E–3 TJ = 125°C 1.0E–3 85°C 1.0E–3 25°C 100E–6 25°C 10E–6 0 10 20 30 40 100E–6 10E–6 0 10 20 30 40 VR, REVERSE VOLTAGE (VOLTS) VR, REVERSE VOLTAGE (VOLTS) Figure 3. Typical Reverse Current Figure 4. Maximum Reverse Current IO , AVERAGE FORWARD CURRENT (AMPS) 3.5 FREQ = 20 kHz 3.0 2.5 2.0 1.5 1.0 0.5 0 0 20 40 60 80 100 120 140 TL, LEAD TEMPERATURE (°C) dc SQUARE WAVE Ipk/Io = p Ipk/Io = 5.0 Ipk/Io = 10 Ipk/Io = 20 PFO , AVERAGE POWER DISSIPATION (WATTS) 1.6 dc 1.4 1.2 1.0 Ipk/Io = 10 0.8 0.6 0.4 0.2 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 IO, AVERAGE FORWARD CURRENT (AMPS) Ipk/Io = 20 SQUARE WAVE Ipk/Io = p Ipk/Io = 5.0 Figure 5. Current Derating Figure 6. Forward Power Dissipation 2 Rectifier Device Data MBRS240LT3 1000 TJ = 25°C SURGE CURRENT (AMPS) 0 5.0 10 15 20 25 30 35 40 C, CAPACITANCE (pF) 1000 100 100 10 1.0 VR, REVERSE VOLTAGE (VOLTS) 10 1.0 10 100 PULSE WIDTH (µSEC) 1000 10000 Figure 7. Capacitance Figure 8. Maximum Non–Repetitive Forward Surge Current R T, TRANSIENT THERMAL RESISTANCE (NORMALIZED) 1.0E+00 50% 20% 10% 5.0% 2.0% 1.0% 1.0E–01 1.0E–02 1.0E–03 Rtjl(t) = Rtjl*r(t) 1.0E–04 0.00001 0.0001 0.001 0.01 0.1 t, TIME (s) 1.0 10 100 1000 Figure 9. Thermal Response 0.089 2.261 0.108 2.743 0.085 2.159 inches mm SMB Rectifier Device Data 3 MBRS240LT3 PACKAGE DIMENSIONS S A NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. D DIMENSION SHALL BE MEASURED WITHIN DIMENSION P. D B C INCHES DIM MIN MAX A 0.160 0.180 B 0.130 0.150 C 0.075 0.095 D 0.077 0.083 H 0.0020 0.0060 J 0.006 0.012 K 0.030 0.050 P 0.020 REF S 0.205 0.220 MILLIMETERS MIN MAX 4.06 4.57 3.30 3.81 1.90 2.41 1.96 2.11 0.051 0.152 0.15 0.30 0.76 1.27 0.51 REF 5.21 5.59 K P J H CASE 403A–03 ISSUE C Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for an.


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