ATO7.5

ATO30BP LITTELFUSE | Alldatasheet

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Technical content

©2022 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/ 15/2022 Datasheet ATO® Blade Fuses - Aftermarket Rated 32V

Description

Developed by Littelfuse for the automotive industry, the ATO® fuse has become the original equipment circuit protection standard for foreign and domestic automobiles and trucks. Readily identifiable and easily replaced, this fuse can be specified for a variety of low voltage electronic applications. It is currently found on most cars, trucks, buses and off the road vehicles worldwide. Features Littelfuse designed industry standard color coding to indicate amp rating.

Applications

Features & Benefits

Ordering Information

Littelfuse® Color coding indicates amperage rating See-through housings make it easier to see when fuses blow Checkpoints on top make it possible to measure resistance without removing the fuse High-contrast ampere stamps on housings aid identification Simple to install and remove Voltage Rating: 32 V DC Interrupting Rating: 1000 A @ 32 V DC Recommended Environmental Temperature: –40 ˚C to +125 ˚C Terminals Material: Tin- plated* Housing Material: PA66 (UL 94 Flammability rating of V-2) Net Weight Per Fuse: 1.4 g ± 5 % Comply With: SAE J1284 and ISO 8820-3 UL Listed: File AU1410 CSA Certified: File No. 29862 Specifications *Tin plating’s temperature limit is ≈130 ˚C. COLOR CODE CURRENT RATING (A) BOXED CARDED PLUS PACK MATERIAL CATALOG MATERIAL CATALOG MATERIAL Black 1A 0ATO001.V ATO1 0ATO001.VP ATO1BP 0ATO001.ZXPRO Gray 2A 0ATO002.V ATO2 0ATO002.VP ATO2BP 0ATO002.ZXPRO Violet 3A 0ATO003.V ATO3 0ATO003.VP ATO3BP 0ATO003.ZXPRO Pink 4A 0ATO004.V ATO4 0ATO004.VP ATO4BP 0ATO004.ZXPRO Tan 5A 0ATO005.V ATO5 0ATO005.VP ATO5BP 0ATO005.ZXPRO Red 10A 0ATO010.V ATO10 0ATO010.VP ATO10BP 0ATO010.ZXPRO Blue 15A 0ATO015.V ATO15 0ATO015.VP ATO15BP 0ATO015.ZXPRO Yellow 20A 0ATO020.V ATO20 0ATO020.VP ATO20BP 0ATO020.ZXPRO Clear 25A 0ATO025.V ATO25 0ATO025.VP ATO25BP 0ATO025.ZXPRO Green 30A 0ATO030.V ATO30 0ATO030.VP ATO30BP 0ATO030.ZXPRO Orange 40A 0ATO040.V ATO40 0ATO040.VP ATO40BP --- COLOR CODE CURRENT RATING (A) BOXED CARDED PLUS PACK MATERIAL CATALOG MATERIAL CATALOG MATERIAL Please refer to the Littelfuse Aftermarket catalog for packaging information.

©2022 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/ 15/2022 Datasheet Dimensions Dimensions in mm for reference only. See outline drawing for dimensions and tolerances. 19.1 5.1 0.65 18.8 6.5 4.1 14.5 Ratings Part Number Current Rating (A) Housing Material Color Test Cable Size (mm2) Typ. Voltage Drop (mV) Typ.Cold Resistance (mΩ) Typ. I2t (A2s) 0ATO001._ 1 0.35 176 123 0.4 0ATO002._ 2 0.35 141 53.5 1.4 0ATO003._ 3 0.35 137 31.1 7.4 0ATO004._ 4 0.35 136 22.8 14 0ATO005._ 5 0.5 128 17.85 26 0ATO07.5_ 7.5 0.75 116 10.91 60 0ATO010._ 10 1 109 7.70 115 0ATO015._ 15 1.5 102 4.80 340 0ATO020._ 20 2.5 98 3.38 520 0ATO025._ 25 2.5 92 2.52 1,000 0ATO030._ 30 4 84 1.97 1,500 0ATO035._ 35 6 87 1.61 2,300 0ATO040._ 40 6 96 1.44 3,300 The typical I2t is an average value calculated from the breaking capacity tests by using the melting time before the arcing occurs. ATO® Blade Fuses - Aftermarket Rated 32V

©2022 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 11/ 15/2022 Datasheet Time-Current Characteristic Curves 0.01 0.1 100 1000 10000 1 10 100 1000 3 A 5 A 1 A 2 A 4 A 7.5 A 10 A 15 A 20 A 25 A 30 A 35 A 40 A Current (A) Time (s) Time-Current Characteristics % of Rating Current Rating (A) Opening Time Min. / Max. (s) 100 35–40 360,000 / ∞ 110 1–30 360,000 / ∞ 135 1–2 3–40 0.35 / 600 0.750 / 600 160 1–40 0.250 / 50 200 1–2 3–40 0.1 / 5 0.15 / 5 350 1–2 3–40 0.02 / 0.5 0.08 / 0.5 600 1–30 35–40 0.1 max 0.15 max Temperature Table Max. allowed current load (A) at ambient temperature (typical derating) -40 °C 0 °C 20 °C 65 °C 85 °C 110 °C 125 °C

1 A 1 1 1 1 1 1 1

2 A 2 2 2 2 2 1 1

3 A 3 3 3 3 2 2 2

4 A 4 4 4 3 3 3 2

5 A 5 5 5 4 4 3 3

7 .5 A 8 7 7 6 5 5 4

10 A 10 10 10 8 7 6 5

15 A 15 15 14 12 11 9 8

20 A 20 19 18 15 14 12 10

25 A 25 25 23 19 18 15 13

30 A 30 29 27 23 21 18 15

35 A 35 35 35 29 27 22 19

40 A 40 39 37 31 28 24 20

Typical Derating of Fuse Melting Element Temperature security margin is 20 %. Wire cross-section and fixture test setup refer to ISO 8820-3. Please contact Littelfuse for details regarding derating test setup. Max. Allowed Current Load (A) Ambient Temperature (°C) 1 A 2 A 3 A 4 A 5 A 7.5 A 10 A 15 A 20 A 25 A 30 A 35 A 40 A -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Derating curves may change depending on the final condition of the application (terminals’ characteristics, wire size, etc.). Please ask Littelfuse ® for more information. Max. Recommended Environmental Temperature Ambient Temperature (°C) Max. Allowed Current Load (A) ATO® Blade Fuses - Aftermarket Rated 32V