Features Applications Formerly brand xDSL (ADSL, VDSL, VDSL2) Extremely high speed performance High Data Rate Interface IC protection (LVDS, HDMI, etc.) Low impedance Industrial sensors and controls Two TBU protectors in one small package General electronics Very high bandwidth, GHz compatible Simple, superior circuit protection RoHS compliant*, UL Recognized P40-G Series TBU High-Speed Protectors Transient Blocking Units - TBU Devices Agency Approval Bourns Model P40-G products are high-speed bidirectional UL recognized component File E315805. protection components, constructed using MOSFET semicon- ductor technology, designed to protect against faults caused by Industry Standards short circuits, AC power cross, induction and lightning surges. Description Model The TBU high-speed protector, triggering as a function of Telcordia GR-1089 the MOSFET, blocks surges and provides an effective barrier P40-G ITU-T K.20, K.20E, K.21, K.21E, K.45 behind which sensitive electronics are not exposed to large voltages or currents during surge events. The TBU device is provided in a surface mount DFN package and meets industry standard requirements such as RoHS and Pb Free solder Absolute Maximum Ratings (T = 25 C) amb Symbol Parameter Value Unit V Maximum protection voltage for impulse faults with rise time 1 sec 40 V imp V Maximum protection voltage for continuous V faults 28 V rms rms T Operating temperature range -55 to +125 C op T Storage temperature range -65 to +150 C stg T Maximum Junction Temperature +125 C jmax Electrical Characteristics (T = 25 C) amb Symbol Parameter Min. Typ. Max. Unit I Maximum current through the device that will not cause current blocking 240 mA op Typical current for the device to go from normal operating state to protected I 350 mA trigger state I Maximum current through the device 480 mA out R Series resistance of the TBU device 3.6 4.2 device R Line-to line series resistance difference between two TBU devices 5 % bal Maximum time for the device to go from normal operating state to protected t 0.2 s block state I Current through the triggered TBU device with 40 Vdc circuit voltage 0.7 mA quiescent Voltage below which the triggered TBU device will transition to normal V 7 V reset operating state Junction to air thermal resistance, FR4 PCB. R 130 C/W JA 0.035 sq. in. of copper in addition to solder pads The P40-G Series TBU Environmental Characteristics Parameter Value Moisture Sensitivity Level 1 1C *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specications are subject to change without notice. Users should verify actual device performance in their specic WARNING Cancer and Reproductive Harm applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT P40-G Series TBU High-Speed Protectors Typical Performance Characteristics Time to Block vs. Fault Current V-I Characteristics Time to Block vs. Fault Current +I 1 0.1 I trigger 0.01 0.001 -V reset 0.0001 +V 0.00001 V 0.000001 reset 0.0000001 0.1 1 10 100 1000 -I trigger Fault Current (A ) Trigger Current vs. Temperature 140 120 100 80 60 40 20 -40 -20 0 20 40 6080 Temperature (C) Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. % of Trigger Current Time to Block (sec)