BF246B

BF246B N-Channel Switch BF246B N-Channel Switch • This device is designed for low level analog switching, sample and hold circuits and chopper stabalized amplifiers. • Sourced from process 51. • See J111 for characteristics. TO-92 DGS 1. Drain 2. Gate 3. Source Absolute Maximum Ratings* Symbol VDG VGS IGF TJ, TSTG Notes: Ta = 25°C unless otherwise noted Parameter Drain-Gate Voltage Gate-Source Voltage Forward Gate Current Operating and Storage Junction Temperature Range Value 25 -25 50 -55 ~ 150 Units V V mA °C * These ratings are limiting values above which the serviceability of any semiconductor device may e impaired. 1. These ratings are based on a maximum junction temperature of 150 degrees C. 2. These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations. Electrical Characteristics Symbol Off Characteristics V(BR)GSS IGSS VGS(off) IDSS Ta = 25°C unless otherwise noted Parameter Gate-Source Breakdown Voltage Gate Reverse Current Gate-Source Cutoff Voltage Zero-Gate Voltage Drain Current * a Conditions IG = 1.0µA, VDS = 0 VGS = -15V, VDS = 0 VDS = 15V, ID = 10nA VDS = 15V, VGS = 0 Min. -25 Max Units V -5.0 -0.6 60 -14.5 140 nA V mA On Characteristics* Thermal Characteristics T Symbol PD RθJC RθJA Total Device Dissipation = 25°C unless otherwise noted Parameter Value 625 5.0 125 357 Units mW mW/°C °C/W °C/W Thermal Resistance, Junction to Case Thermal Resistance, Junction to Ambient ©2005 Fairchild Semiconductor Corporation 1 www.fairchildsemi.com BF246B Rev. A BF246B N-Channel Switch Mechanical Dimensions TO-92 Dimensions in Millimeters BF246B Rev. A 2 www.fairchildsemi.com BF246B N-Channel Switch TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx™ ActiveArray™ Bottomless™ CoolFET™ CROSSVOLT™ DOME™ EcoSPARK™ E2CMOS™ EnSigna™ FACT™ FACT Quiet Series™ FAST® FASTr™ FPS™ FRFET™ GlobalOptoisolator™ GTO™ HiSeC™ I2C™ i-Lo™ ImpliedDisconnect™ Across the board. Around the world.™ The Power Franchise® Programmable Active Droop™ IntelliMAX™ ISOPLANAR™ LittleFET™ MICROCOUPLER™ MicroFET™ MicroPak™ MICROWIRE™ MSX™ MSXPro™ OCX™ OCXPro™ OPTOLOGIC® OPTOPLANAR™ PACMAN™ POP™ Power247™ PowerEdge™ PowerSaver™ PowerTrench® QFET® QS™ QT Optoelectronics™ Quiet Series™ RapidConfigure™ RapidConnect™ µSerDes™ SILENT SWITCHER® SMART START™ SPM™ Stealth™ SuperFET™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ TinyLogic® TINYOPTO™ TruTranslation™ UHC™ UltraFET® UniFET™ VCX™ DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Product Status Formative or In Design First Production Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. Preliminary No Identification Needed Full Production Obsolete Not In Production Rev. I15 3 BF246B Rev. A www.fairchildsemi.com