BAT74,235 Nexperia

BAT74 Schottky barrier double diode Rev. 03 19 April 2010 Product data sheet 1. Product profile 1.1 General description Planar Schottky barrier double diode with an integrated guard ring for stress protection. Two electrically isolated Schottky barrier diodes, encapsulated in a small SOT143B Surface-Mounted Device (SMD) plastic package. 1.2 Features and benefits Low forward voltage Guard-ring protected Small SMD plastic package 1.3 Applications Ultra high-speed switching Voltage clamping Protection circuits Blocking diodes 1.4 Quick reference data Table 1. Quick reference data Symbol Parameter Conditions Min Typ Max Unit Per diode I forward current - - 200 mA F V reverse voltage - - 30 V R V forward voltage I = 100 mA - - 800 mV F F 2. Pinning information Table 2. Pinning Pin Description Simplified outline Graphic symbol 1 cathode (diode 1) 4 3 4 3 2 cathode (diode 2) 3 anode (diode 2) 4 anode (diode 1) 1 2 1 2 006aaa434BAT74 Nexperia Schottky barrier double diode 3. Ordering information Table 3. Ordering information Type number Package Name Description Version BAT74 - plastic surface-mounted package 4 leads SOT143B 4. Marking Table 4. Marking codes 1 Type number Marking code BAT74 *L4 1 * = -: made in Hong Kong * = p: made in Hong Kong * = t: made in Malaysia * = W: made in China 5. Limiting values Table 5. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit Per diode V reverse voltage - 30 V R I forward current - 200 mA F I repetitive peak forward t 1s 0.5 - 300 mA FRM p current I non-repetitive peak forward t <10ms - 600 mA FSM p current P total power dissipation T 25 C- 230mW tot amb T junction temperature - 125 C j T ambient temperature 65 +125 C amb T storage temperature 65 +150 C stg Double diode operation V reverse voltage - 30 V R 1 -60 V 2 I forward current -110 mA F I repetitive peak forward t 1s 0.5 - 200 mA FRM p current 1 Series connection. 2 If both diodes are in forward operation at the same moment, total device current is max. 110 mA. If one diode is in reverse operation and the other is in forward operation at the same moment, total device current is max. 200 mA. BAT74 All information provided in this document is subject to legal disclaimers. Nexperia B.V. 2010. All rights reserved. Product data sheet Rev. 03 19 April 2010 2 of 10