POLYFUSE® RESETTABLE FUSES VLD Strap Type, 12 V Specifications Standard Packaging A small pack D standard Approvals Materials Insulating material: Polyester Tape Terminals: Nickel Features Operating / Storage Temperature -40 ºC to +85 ºC (consider de-rating) UL 1434 1st Edition CSA C22.2 No. 0 CSA TIL No. CA-3A cULus Recognition TÜV The new VLD product series feature a slim, low profile and low resistance design. These devices are ideal to install directly onto the latest generation batteries including cylindrical and prismatic cells. The VLD product offers protection against both overcurrent and overtemperature fault conditions. D1 D1 C B E B E Figure 1 Figure 2 1 2 2 1 20.8 29.3 25.5 20.9 23.2 31.7 28.2 23.1 3.5 2.9 3.5 4.9 C 3.9 3.3 3.9 5.3 D1 Min Max 0.8 0.8 0.8 0.8 4.5 6.5 5.2 6.8 8.7 10.3 4.1 5.8 D2 Min Max E Min Max 4.5 6.5 10.0 12.5 5.7 7.3 4.1 5.8 Permissible continuous operating current is ≤ 100 % at ambient temperature of 25 ºC (77 ºF). Model Ihold ITrip Vmax. dc Imax. max. time to trip (A) (A) (V) (A) (s @ A) VLD170 VLD175L VLD175XL VLD230 4.10 4.20 4.20 5.00 12 12 12 12 100 100 100 100 Hold current: maximum current device will pass without tripping in 25 °C still air. Trip current: minimum current at which the device will trip in 25 °C still air. Maximum voltage device can withstand without damage at rated current (I max) Maximum fault current device can withstand without damage at rated voltage (Vmax) Order Information 041006 1.70 1.75 1.75 2.30 Qty. OrderNumber Model 5.0 @ 8.50 5.0 @ 8.75 5.0 @ 8.75 5.0 @ 10.0 2.4 2.4 2.4 3.9 packaging quantity small pack standard 2.6 2.6 2.6 4.1 Pd max (W) 1.40 1.40 1.40 2.50 500 500 500 500 10,000 10,000 10,000 10,000 Resistance Approvals R min.( ) RI max.( ) RI max.( ) 0.018 0.017 0.017 0.012 0.032 0.031 0.031 0.018 0.064 0.062 0.062 0.036 TÜV VLD170 VLD175L VLD175XL VLD230 B Min Max cURus Dimensions (mm) Model A Fig Min Max NOTE: I hold = I trip = Vmax = I max = Thermal Shock MIL-STD-202F, Method 107G +85 °C to -40 °C 10 times ±5 % typical resistance change D2 C D2 Vibration MIL-STD-883C, Condition A, no change Marking “P”, Part Code, identification, lot number A A Humidity Ageing +60 °C, 95 % R.H., 1000 hours, ± 10 % typical resistance change • • • • • • • • Pd = Power dissipated from device when in the tripped state at 25 °C still air. R min= Minimum resistance of device in initial (un-soldered) state. R 1max= Maximum resistance of device at 25 °C measured one hour after tripping for 20 s. Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. Specifications are subject to change without notice Packaging In our continuing strategy to deliver unparalleled circuit protection solutions, technical expertise and application leadership, we proudly introduce the WICKMANN Group and its products to the Littelfuse portfolio. www.littelfuse.com POLYFUSE® RESETTABLE FUSES VLD A: VLD170 B: VLD175 C: VLD230 100.00 Time-to-Trip (s) 10.00 1.00 0.10 A C 0.01 1 B 10 100 Fault Current (A) Thermal Derating Chart Model VLD170 VLD175L VLD175XL VLD230 041006 Ambient Operation Temperature - Ihold (A) -40 °C -20 °C 0 °C 25 °C 40 °C 50 °C 60 °C 70 °C 3.50 3.50 3.50 5.00 2.90 2.90 2.90 4.20 2.40 2.40 2.40 3.40 1.70 1.75 1.75 2.30 1.20 1.30 1.30 1.70 1.00 1.00 1.00 1.30 0.70 0.80 0.80 0.90 0.30 0.30 0.30 0.40 In our continuing strategy to deliver unparalleled circuit protection solutions, technical expertise and application leadership, we proudly introduce the WICKMANN Group and its products to the Littelfuse portfolio. www.littelfuse.com