BAT48_01

® BAT47 BAT48 SMALL SIGNAL SCHOTTKY DIODE DESCRIPTION General purpose, metal to silicon diodes featuring very low turn-on voltage and fast switching.These devices have integrated protection against excessive voltage such as electrostatic discharges. DO-35 ABSOLUTE RATINGS (limiting values) Symbol VRRM IF IFRM IFSM Parameter Repetitive Peak Reverse Voltage Forward Continuous Current* Repetitive Peak Fordward Current* Surge non Repetitive Forward Current* Ta = 25°C tp ≤ 1s δ ≤ 0.5 tp = 10ms tp = 1s Ptot Tstg Tj TL Power Dissipation* Storage and Junction Temperature Range Maximum Temperature for Soldering during 10s at 4mm from Case Ta = 25°C BAT47 20 350 1 7.5 1.5 330 - 65 to + 150 - 65 to + 125 230 mW °C °C °C BAT48 40 Unit V mA A A THERMAL RESISTANCE Symbol Rth(j-l) Junction-ambient* Test Conditions Value 300 Unit °C/W * On infinite heatsink with 4mm lead length October 2001 - Ed: 1B 1/5 BAT47 / BAT48 ELECTRICAL CHARACTERISTICS STATIC CHARACTERISTICS Symbol V(BR) IR = 10µA IR = 25µA VF* Tj = 25°C IF = 0.1mA Tj = 25°C IF = 1mA Tj = 25°C IF = 10mA Tj = 25°C IF = 30mA Tj = 25°C IF = 150mA Tj = 25°C IF = 300mA Tj = 25°C IF = 50mA Tj = 25°C IF = 200mA Tj = 25°C IF = 500mA IR* Tj = 25°C Tj = 60°C Tj = 25°C Tj = 60°C Tj = 25°C Tj = 60°C Tj = 25°C Tj = 60°C Tj = 25°C Tj = 60°C Tj = 25°C Tj = 60°C VR = 40V VR = 20V VR = 10V BAT48 VR = 20V VR = 10V BAT47 VR = 1.5V All Types BAT48 BAT47 Test Conditions BAT47 BAT48 All Types Min. 20 40 0.25 0.3 0.4 0.5 0.8 1 0.5 0.75 0.9 1 10 4 20 10 30 2 15 5 25 25 50 µA V Typ. Max. Unit V DYNAMIC CHARACTERISTICS Symbol C Tj = 25°C VR = 0V Tj = 25°C VR = 1V * Pulse test: tp ≤ 300µs δ < 2%. Test Conditions f = 1MHz Min. Typ. 20 12 Max. Unit pF 2/5 BAT47 / BAT48 Fig. 1: Forward current versus forward voltage at different temperatures (typical values). Fig. 2: Forward current versus forward voltage (typical values). Fig. 3: Reverse current versus junction temperature. Fig. 4: Reverse current versus continuous reverse voltage (typical values). 3/5 BAT47 / BAT48 Fig. 5: Capacitance C versus reverse applied voltage VR (typical values). BAT47 / BAT48 PACKAGE MECHANICAL DATA DO-35 REF. C A C DIMENSIONS Millimeters Min. Max. 4.50 2.00 OB / Inches Min. 0.120 0.060 1.102 Max. 0.177 0.079 A B OD / OD / 3.05 1.53 28.00 0.458 C D 0.558 0.018 0.022 Cooling method: by convection and conduction. Marking: clear, ring at cathode end. Weight: 0.015g Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 2001 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 5/5