ECE The Name You Can Trust RADIAL LEADED PTC E175689, 50012736 BX/BU MODEL FEATURES z Radial Leaded, lower resistance, fast trip time and solid state z Operation current 750mA~2.5A z Maximum Voltage 16V z Temperature range -40 to 85 z Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirement z Bulk packaging, tape and reel available on most models APPLICATIONS Almost anywhere there is a low voltage power supply and a load to be protected including: z Computers & peripherals z USB hosts: desktop PCnotebook z USB self-powered hubs: monitorstand-alone hub z USB bus- powered hubs: keyboard z USB function: CCD camerajoystickscanner PART NUMBERING SYSTEM ERF XX XXX XX X X X Z: RoHS Compliant Special number: 0: Standard product Packing type: 0: bulk 2: tape & reel Voltage rating: 16: 16V Current rating: 110: 1.1A Model: BX: Radial leaded devices, low resistance, fast trip time (Disc type) BU: Radial leaded devices, low resistance, fast trip time (Rectangle type) Product Name: Resettable Fuse Marking system ECE EXCEL CELL ELECTRONIC LOGO ECE BX BX120 Current Rating 09AB Model RoHS Compliance Example Date Code/Lot Number NOTE: Specifications subject to change without prior notice. 1 For the latest product information, Please visit our website at www.ece.com.tw ECE The Name You Can Trust Electrical characteristics(23) Resistance Hold Trip Max. Time Maximum Rated Typical Tolerance Part Current Current to trip Current Voltage Power Number RMIN R1MAX IH, A IT, A at 8A at 5xIH IMAX, A VMAX, Vdc Pd, W BX075 0.75 1.30 0.4 -- 40 16/30 0.3 0.080 0.23 BX120 1.20 2.00 0.5 -- 40 16/30 0.6 0.040 0.14 BX155 1.55 2.70 0.6 -- 40 16/30 0.7 0.030 0.12 BU090 0.90 1.80 1.2 5.9 40 16/30 0.6 0.070 0.18 BU110 1.10 2.20 2.3 6.6 40 16/30 0.7 0.050 0.14 BU135 1.35 2.70 4.5 7.3 40 16/30 0.8 0.040 0.12 BU160 1.60 3.20 9.0 8.0 40 16/30 0.9 0.030 0.11 BU185 1.85 3.70 10.0 8.7 40 16/30 1.0 0.030 0.09 BU250 2.50 5.00 40.0 10.3 40 16/30 1.2 0.020 0.07 IH=Hold current-maximum current at which the device will not trip at 23 still air. IT=Trip current-minimum current at which the device will always trip at 23 still air. V MAX=Maximum voltage device can withstand without damage at rated current. I MAX= Maximum fault current device can withstand without damage at rated voltage (V max). Pd=Typical power dissipated from device when in the tripped state in 23 still air environment. RMIN=Minimum device resistance at 23. R1MAX=Maximum device resistance at 23 1 hour after tripping Typical time-to-trip-at 23 A B CD E F GH I 100 10 A=BX075 B=BX120 C=BX155 1 D=BU090 E=BU110 F=BU135 0.1 G=BU160 H=BU185 I=BU250 0.01 0.001 1 10 100 Fault current (A) NOTE: Specifications subject to change without prior notice. 2 For the latest product information, Please visit our website at www.ece.com.tw Time-to-trip (S)