16VT240

POLYFUSE® Resettable PTCs Axial Leaded Strap VT Series Description The new VT series device provides reliable, noncycling protection against overcharging and short circuits events for rechargeable battery cells where resettable protection is desired. Features • RoHS compliant and lead-free • Weldable nickel terminals • Slim, low profile design Applications • Rechargeable battery cell protection - Mobile phones - Laptop computers • Compact design saves board space • Low resistance Agency Approvals AGENCY AGENCY FILE NUMBER E183209 R50082521 Electrical Characteristics I hold (A) 1.70 1.70 1.75 1.75 1.75 1.75 1.75 1.75 2.00 2.00 2.00 2.10 2.10 2.10 2.10 2.10 2.10 2.40 I trip (A) 3.40 3.40 3.80 3.80 3.80 3.80 3.60 3.60 4.50 4.50 4.70 4.70 4.70 4.70 4.70 4.70 4.70 5.40 V max (Vdc) 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 I max (A) 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 Pd max. (W) 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.4 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 Maximum Time To Trip Current (A) 8.50 8.50 9.00 9.00 9.00 8.75 8.75 8.75 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 12.00 Time (Sec.) 3.00 3.00 3.00 3.00 3.00 5.00 5.00 5.00 4.00 4.00 5.00 5.00 5.00 5.00 5.00 5.00 5.00 4.00 R min (Ω) 0.030 0.030 0.025 0.025 0.025 0.029 0.029 0.029 0.021 0.021 0.022 0.018 0.018 0.018 0.018 0.018 0.018 0.015 Resistance R typ (Ω) 0.052 0.052 0.045 0.045 0.045 0.051 0.051 0.051 0.039 0.039 0.039 0.030 0.030 0.030 0.030 0.035 0.035 0.026 R 1max (Ω) 0.105 0.105 0.090 0.090 0.090 0.102 0.102 0.102 0.080 0.080 0.076 0.060 0.060 0.060 0.060 0.065 0.065 0.052 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Agency Approvals Part Number 16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240 I hold = Hold current: maximum current device will pass without tripping in 20°C still air. I trip = Trip current: minimum current at which the device will trip in 20°C still air. V max = Maximum voltage device can withstand without damage at rated current (I max) I max = Maximum fault current device can withstand without damage at rated voltage (Vmax) P d = Power dissipated from device when in the tripped state at 20°C still air. R min = Minimum resistance of device in initial (un-soldered) state. VT Series Specifications are subject to change without notice.  R typ = Typical resistance of device in initial (un-soldered) state. R 1max = Maximum resistance of device at 20°C measured one hour after tripping or reflow soldering of 260°C for 20 sec. Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. www.littelfuse.com ©2006 Littelfuse Electronics Designers Guide POLYFUSE® Resettable PTCs Axial Leaded Strap Temperature Rerating Ambient Operation Temperature -40°C Part Number 16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240 3.20 3.20 3.20 3.20 3.20 3.20 3.20 3.20 3.70 3.70 3.70 4.10 4.10 4.10 4.10 4.10 4.10 4.40 2.70 2.70 2.70 2.70 2.70 2.70 2.70 2.70 3.20 3.20 3.20 3.50 3.50 3.50 3.50 3.50 3.50 3.70 2.20 2.20 2.20 2.20 2.20 2.20 2.20 2.20 2.60 2.60 2.60 2.90 2.90 2.90 2.90 2.90 2.90 3.10 1.70 1.70 1.75 1.75 1.75 1.75 1.75 1.75 2.00 2.00 2.00 2.10 2.10 2.10 2.10 2.10 2.10 2.40 -20°C 0°C 23°C 40°C Hold Current (A) 1.30 1.30 1.30 1.30 1.30 1.30 1.30 1.30 1.50 1.50 1.50 1.60 1.60 1.60 1.60 1.60 1.60 1.80 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.20 1.20 1.20 1.30 1.30 1.30 1.30 1.30 1.30 1.50 0.80 0.80 0.80 0.80 0.80 0.80 0.80 0.80 0.90 0.90 0.90 1.00 1.00 1.00 1.00 1.00 1.00 1.20 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.70 0.70 0.70 0.70 0.70 0.70 0.90 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 50°C 60°C 70°C 85°C Average Time Current Curves Temperature Rerating Curve 200% 170% 150% Percentage of Rated Current B A 130% 110% 90% 70% 50% 30% 10% -40 -30 -20 -10 0 10 20 30 40 Temperature (°C) 50 60 70 80 A: 16VT170XS B: 16VT210S The average time current curves and temperature rerating curve performance is affected by a number or variables, and these curves provided as guidance only. Customer must verify the performance in their application. VT Series Specifications are subject to change without notice.  Electronics Designers Guide www.littelfuse.com ©2006 Littelfuse POLYFUSE® Resettable PTCs Axial Leaded Strap Physical Specifications Terminal Material 0.13mm nominal thickness, quarter-hard nickel Environmental Specifications Operating/Storage Temperature Passive Aging Humidity Aging -40°C to +85°C +70°C, 1000 hours ±10% typical resistance change +85°C, 85%R.H. 70days ±5% typical resistance change MIL-STD-202 Method 107G +85°C/-40°C 20 times -30% typical resistance change MIL-STD-883C, Method 2007.1, Condition A No change Insulating Material Polyester tape Thermal Shock Vibration VT Series Specifications are subject to change without notice.  Electronics Designers Guide www.littelfuse.com ©2006 Littelfuse POLYFUSE® Resettable PTCs Axial Leaded Strap Dimensions Figure 1 Figure 1 SLIT A A Figure 2 Figure 2 0.5 x 4.0 NOMINAL 0.5 x 4.0 SLIT (.02”x .15”) (.02”x .15”) NOMINAL A A E EB SLIT Figure 3 Figure 3 0.5 x 4.0 NOMINAL 0.5 x 4.0 SLIT (.02”x .15”) (.02”x .15”) NOMINAL A A B B Marking Marking B E E B D1 Marking Marking D1 D2 B D1 C Marking Marking D1 D2 E E D1 D1 D2 C D2 C D2 C C D2 C Figure 4 Figure 4 A A E B Figure 5 Figure 5 A A E B B D1 Marking Marking D1 D2 E B D1 Marking Marking D1 D2 D2 E D2 C C C C Figure 6 Figure 6 A A E B B D1 E Marking Marking D1 D2 D2 C C Double Sided Marking Sided Marking Double Top Side Top Side Product SeriesProduct Series A Part Number Inches mm Inches B mm Inches 210 mm210 Min. Max. VT C D1 D2 Inches Min Max 0.16 0.16 0.16 0.16 0.24 mm Min 4.00 4.00 4.00 4.00 6.00 5.70 8.70 5.20 4.00 4.00 Max 7.30 10.30 6.80 Inches Min 0.15 0.15 0.11 0.11 0.11 0.09 0.09 0.09 0.11 0.11 0.11 0.15 0.15 0.15 0.15 0.11 0.15 0.15 Max 0.16 0.16 0.12 0.12 0.12 0.10 0.10 0.10 0.12 0.12 0.12 0.16 0.16 0.16 0.16 0.12 0.16 0.16 E mm Min 3.90 3.90 2.90 2.90 2.90 2.40 2.40 2.40 2.90 2.90 2.90 3.90 3.90 3.90 3.90 2.90 3.90 3.90 Max 4.10 4.10 3.10 3.10 3.10 2.60 2.60 2.60 3.10 3.10 3.10 4.10 4.10 4.10 4.10 3.10 4.10 4.10 1 2 1 2 1 4 6 6 1 2 4 1 2 3 1 5 5 1 Figure VT Inches mm Max - Min. Max. Min. 16VT170 16VT170XS 16VT175 16VT175S 16VT175L 16VT175XL 16VT175EL 16VT175NEL 16VT200 16VT200S 16VT200UL 16VT210 16VT210S 16VT210SS 16VT210L 16VT210NL 16VT210UL 16VT240 0.61 0.69 15.40 0.82 0.90 20.90 0.82 0.87 20.90 0.82 0.87 20.90 1.02 1.10 26.00 1.00 1.11 25.50 1.53 1.62 38.80 1.53 1.62 38.80 0.82 0.91 20.90 0.82 0.91 20.90 1.42 1.54 36.00 0.82 0.91 20.90 0.82 0.91 20.90 0.82 0.91 20.90 0.94 1.02 24.00 2.78 2.81 70.50 2.78 2.81 70.50 0.95 1.03 24.20 Max. Min. Max. Littelfuse Min. Max.Littelfuse Max. Min. Trademark Trademark Current Rating Min. MaxCurrent Rating Min 17.50 0.28 0.29 7.00 7.40 0.02 0.03 0.50 0.80 0.16 Bottom Side Bottom Side - 4.00 Product 22.90 0.19 0.21 4.90 5.30 0.02 0.03 0.50 0.80 0.16 SeriesProduct Series 4.00 22.20 0.14 0.15 3.50 3.80 0.02 Trademark Trademark 210 0.03 0.50 XXEF VT 210 0.70 0.16 XXEF VT - Current RatingCurrent Rating 4.00 22.20 0.14 0.15 3.50 3.80 Littelfuse 0.03 0.50 0.70 Lot Number - Lot Number 0.02 0.16 4.00 Littelfuse 28.00 0.14 0.15 3.50 3.80 0.02 0.03 0.50 0.80 information) - for additional 0.24 6.00 information) 28.20 0.14 0.15 3.50 3.90 0.02 0.03 0.50 0.80 0.34 0.41 8.70 (Contact Littelfuse (Contact Littelfuse for additional 10.30 0.22 0.29 41.20 0.14 0.15 3.50 3.90 0.02 0.03 0.60 0.80 0.74 0.80 18.70 20.30 0.34 0.41 41.20 0.11 0.13 2.90 3.30 0.02 0.03 0.60 0.80 0.79 0.87 20.00 22.00 0.20 0.27 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 23.10 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.70 0.16 4.00 4.00 3.90 4.10 4.10 4.10 5.00 25.00 28.50 5.00 5.30 5.80 0.16 0.16 - 39.00 0.16 0.17 4.10 4.30 0.02 0.03 0.50 0.80 0.15 0.21 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 - 0.78 0.85 19.70 21.50 0.16 4.10 4.10 4.10 5.00 25.00 28.50 5.00 5.80 - 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 0.23 23.10 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.16 26.00 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 71.50 0.15 0.17 3.80 4.30 0.02 0.03 0.60 0.80 0.98 71.50 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 1.12 26.20 0.19 0.21 4.90 5.30 0.02 0.03 0.60 0.80 0.20 - 0.16 0.23 0.16 0.20 0.98 1.12 0.20 - VT Series Specifications are subject to change without notice.  Electronics Designers Guide www.littelfuse.com ©2006 Littelfuse Figure 6 A E POLYFUSE® Resettable PTCs Axial Leaded Strap Double Sided Marking Top Side Product Series Marking D2 C Part Marking System Double Sided Marking Littelfuse Trademark 210 Current Rating VT Top Side Product Series Bottom Side Product Series 210 Littelfuse Trademark Current Rating Littelfuse Trademark VT 210 XXEF VT Current Rating Lot Number (Contact Littelfuse for additional information) Bottom Side Product Series Part Numbering System 16 VT 175 NEL U Littelfuse QUANTITY CODE Trademark 210 XXEF VT Current Rating U: 500 (bulk) Lot Number (Contact Littelfuse for additional information) LEAD OPTIONS: Blank = standard EL = extra long lead L = long lead NEL = narrow extra long lead NL = narrow long lead S = slit lead SS = both leads slit UL = ultra long lead XL = extended long lead XS = extended long lead slit HOLD CURRENT (VALUE DIVIDED BY 100 = HOLD CURRENT IN AMPS) SERIES Voltage Rating (VDC) Packaging I hold (A) All Ratings Packaging Option Bulk Quantity 500 Quantity & Packaging Codes U VT Series Specifications are subject to change without notice.  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