DISCRETE SEMICONDUCTORS DATA SHEET M3D176 BAX18 General purpose diode Product specification Supersedes data of April 1996 1996 Sep 18 Philips Semiconductors Product specification General purpose diode BAX18 FEATURES DESCRIPTION • Hermetically sealed leaded glass SOD27 (DO-35) package The BAX18 is a general purpose diode fabricated in planar technology, and encapsulated in the hermetically sealed leaded glass SOD27 (DO-35) package. • Switching speed: max. 50 ns • General application • Continuous reverse voltage: max. 75 V • Repetitive peak reverse voltage: max. 75 V handbook, halfpage k a • Repetitive peak forward current: max. 2 A. MAM246 The diode is type branded. APPLICATIONS • Rectifier applications. Fig.1 Simplified outline (SOD27; DO-35) and symbol. LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT VRRM repetitive peak reverse voltage − 75 V VR continuous reverse voltage − 75 V IF continuous forward current − 500 mA IFRM repetitive peak forward current − 2000 mA IFSM non-repetitive peak forward current t = 1 µs − 55 t = 100 µs − 15 A t = 10 ms − 9 A − 450 see Fig.2; note 1 square wave; Tj = 25 °C prior to surge; see Fig.4 Tamb = 25 °C; note 1 A Ptot total power dissipation Tstg storage temperature −65 +200 °C Tj junction temperature − 200 °C Note 1. Device mounted on an FR4 printed circuit-board; lead length 10 mm. 1996 Sep 18 2 mW Philips Semiconductors Product specification General purpose diode BAX18 ELECTRICAL CHARACTERISTICS Tj = 25 °C; unless otherwise specified. SYMBOL VF IR PARAMETER forward voltage reverse current CONDITIONS MIN. MAX. UNIT see Fig.3 IF = 300 mA − 1.0 V IF = 2 A; Tj = 150 °C − 1.5 V see Fig.5 VR = 75 V − 5 µA VR = 75 V; Tj = 150 °C − 100 µA Cd diode capacitance f = 1 MHz; VR = 0; see Fig.6 − 35 pF trr reverse recovery time when switched from IF = 30 mA to IR = 30 mA; RL = 100 Ω; measured at IR = 3 mA; see Fig.7 − 50 ns THERMAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS VALUE UNIT Rth j-tp thermal resistance from junction to tie-point lead length 10 mm 240 K/W Rth j-a thermal resistance from junction to ambient lead length 10 mm; note 1 375 K/W Note 1. Device mounted on a printed circuit-board without metallization pad. 1996 Sep 18 3 Philips Semiconductors Product specification General purpose diode BAX18 GRAPHICAL DATA MBG455 500 IF (mA) MBG467 3 handbook, halfpage handbook, halfpage IF (A) 400 (1) (2) (3) (4) 2 300 200 1 100 0 0 0 100 Tamb (oC) 200 0 2 VF (V) (1) Tj = 175 °C; typical values. (2) Tj = 25 °C; typical values. (3) Tj = 150 °C; maximum values. (4) Tj = 25 °C; maximum values. Device mounted on an FR4 printed-circuit board; lead length 10 mm. Fig.2 1 Maximum permissible continuous forward current as a function of ambient temperature. Fig.3 Forward current as a function of forward voltage. MBG702 102 handbook, full pagewidth IFSM (A) 10 1 10−1 1 10 102 103 tp (µs) Based on square wave currents. Tj = 25 °C prior to surge. Fig.4 Maximum permissible non-repetitive peak forward current as a function of pulse duration. 1996 Sep 18 4 104 Philips Semiconductors Product specification General purpose diode BAX18 MBG697 104 handbook, full pagewidth IR (µA) 103 102 10 1 10−1 10−2 0 100 Tj (oC) 200 VR = 75 V. Solid line; maximum values. Dotted line; typical values. Fig.5 Reverse current as a function of junction temperature. MGD003 40 handbook, halfpage Cd (pF) 30 20 10 0 0 10 20 VR (V) 30 f = 1 MHz; Tj = 25 °C. Fig.6 Diode capacitance as a function of reverse voltage; typical values. 1996 Sep 18 5 Philips Semiconductors Product specification General purpose diode BAX18 handbook, full pagewidth tr tp t D.U.T. RS = 50 Ω V = VR I F x R S IF 10% IF SAMPLING OSCILLOSCOPE t R i = 50 Ω MGA881 (1) 90% VR input signal (1) IR = 3 mA. Fig.7 Reverse recovery voltage test circuit and waveforms. 1996 Sep 18 t rr 6 output signal Philips Semiconductors Product specification General purpose diode BAX18 PACKAGE OUTLINE ok, full pagewidth 0.56 max 1.85 max 25.4 min 4.25 max 25.4 min MLA428 - 1 Dimensions in mm. Fig.8 SOD27 (DO-35). DEFINITIONS 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. 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. 1996 Sep 18 7