BAT74 PHILIPS | Alldatasheet

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Technical content

Product specification Supersedes data of March 1991

1996 Mar 19

Schottky barrier double diode M3D071

1996 Mar 19 2

Philips Semiconductors Product specification Schottky barrier double diode BAT74

FEATURES

  • Low forward voltage
  • Guard ring protected
  • Small SMD package.

APPLICATIONS

  • Ultra high-speed switching
  • Voltage clamping
  • Protection circuits
  • Blocking diodes.

DESCRIPTION

Planar Schottky barrier double diode. Two separate dies encapsulated in a SOT143 small plastic SMD package. PINNING PIN DESCRIPTION 1 cathode (k 2 cathode (k 2) 3 anode (a 2) 4 anode (a 1) Fig.1 Simplified outline (SOT143), pin configuration and symbol. Marking code: L41. handbook, halfpage43 Top view MAM194

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Philips Semiconductors Product specification Schottky barrier double diode BAT74 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). Note 1. If both diodes are in forward operation at the same moment, total device current is max. 110 mA. If one diode is in reverse and the other in forward operation at the same moment, total device current is max. 200 mA. SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT Per diode VR continuous reverse voltage − 30 V IF continuous forward current − 200 mA IFRM repetitive peak forward current t p ≤ 1s ;δ≤ 0.5 − 300 mA IFSM non-repetitive peak forward current tp < 10 ms 600 mA Ptot total power dissipation Tamb ≤ 25 °C; see Fig.2 − 230 mW Tstg storage temperature −65 +150 °C Tj junction temperature − 125 °C Tamb operating ambient temperature −65 +125 °C Double diode operation VR continuous reverse voltage − 30 V series connection − 60 V IF continuous forward current − 110(1) mA IFRM repetitive peak forward current t p ≤ 1s ;δ≤ 0.5 − 200 mA

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Philips Semiconductors Product specification Schottky barrier double diode BAT74

ELECTRICAL CHARACTERISTICS

Tamb =2 5°C unless otherwise specified. Notes 1. Temperature coefficient of forward voltage−0.6%/K. 2. Pulsed test: tp = 300µs;δ = 0.02. THERMAL CHARACTERISTICS Note 1. Refer to SOT143 standard mounting conditions . SYMBOL PARAMETER CONDITIONS MAX. UNIT Per diode VF forward voltage see Fig.3 IF = 0.1 mA 240 mV IF = 1 mA; note 1 320 mV IF =1 0m A 400 mV IF =3 0m A 500 mV IF = 100 mA 800 mV IR reverse current V R = 25 V; note 2; see Fig.4 2 µA trr reverse recovery time when switched from I F = 10 mA to IR = 10 mA; RL = 100Ω ; measured at IR = 1 mA; see Fig.6 5n s C d diode capacitance f = 1 MHz; V R = 1 V; see Fig.5 10 pF SYMBOL PARAMETER CONDITIONS VALUE UNIT R th j-a thermal resistance from junction to ambient note 1 500 K/W

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Philips Semiconductors Product specification Schottky barrier double diode BAT74 GRAPHICAL DATA Fig.2 Power derating curve. 100 200 300 P tot (mW) MSA894

150750 Tamb ( C)o

Fig.3 Forward current as a function of forward voltage; typical values. handbook, halfpage10 IF VF (V) (mA) 10 1 1.20.80.40 MSA892 (3)(2)(1) (3)(2)(1) (1) Tamb = 125°C. (2) Tamb =8 5°C. (3) Tamb =2 5°C. Fig.4 Reverse current as a function of reverse voltage; typical values. 01 0 2 0 3 0 V (V)R 10 3 IR (µA) 10 2 10 1 (1) (2) (3) MSA893 (1) Tamb = 125°C. (2) Tamb =8 5°C. (3) Tamb =2 5°C. Fig.5 Diode capacitance as a function of reverse voltage; typical values. f = 1 MHz; Tamb =2 5°C. 01 02 03 0 V (V)R C d (pF) MSA891

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Philips Semiconductors Product specification Schottky barrier double diode BAT74 Fig.6 Reverse recovery definitions. handbook, halfpage 90% 10% tf Q dI dt t IF IR MRC129 - 1 F r

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Philips Semiconductors Product specification Schottky barrier double diode BAT74 PACKAGE OUTLINE DEFINITIONS LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications. Limiting values Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability.

Application information

Where application information is given, it is advisory and does not form part of the specification. Dimensions in mm. Fig.7 SOT143. handbook, full pagewidth MBC845 max o max o max o 1.1 max 0.75 0.60 0.150 0.090 0.1 max M0.1 AB0 0.10.48 TOP VIEW 1.4 1.2 2.5 max 3.0 2.8 M0.2 ABA B 1.9 0.10.88 1.7