Dongguan Ampfort Electronics Co., Ltd.
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2923 2822 7358 881 Square Brick Ceramic Time Lag Surface Mount Fuses 20A 25A 30A 32A 35A 40A 45A 50A
Description Of The Time Lag Surface Mount Fuses
8810T high power brick fuses have ultra-high current carrying capability, from 20 A to 125 A, all available in the industry leading compact footprint. They are surface mounted and provide reliable overcurrent protection in high power dense applications. The 8810T helps provide a single fuse solution for high current applications instead of using larger, oversized fuses or paralleling smaller fuses.
Features Of The Time Lag Surface Mount Fuses
• 7.7 x 5.8 x 4.2 mm surface mount package
• High current Brick fuse
• Current rating: 20 A to 125 A
• Voltage rating: Up to 125 Vdc
• High interrupting rating
• cURus recognized
• Single fuse solution for high current applications
• Moisture sensitivity level: (MSL): 1
Application Of The Time Lag Surface Mount Fuses
• Servers and back planes
• Power distribution units (PDUs)
• Power supplies
• Energy storage system
• Industrial automation tools
• Robotic machinery
• Telecom DC/DC power
• Routers & switches
Part Numbering Of The Time Lag Surface Mount Fuses
| Part | Ampere | Voltage | Breaking |
| No. | Rating | Rating | Capacity |
| RM.8810T.20 | 20A | 125V/120V/100V/85V/80V/ 75V/72V/63V/58V/48V/32V | 1500A@24V32V48V58V63V72V75V85VDC, 1000A@100VAC,300A@125V120V115V DC |
| RM.8810T.25 | 25A | ||
| RM.8810T.30 | 30A | ||
| RM.8810T.32 | 32A | ||
| RM.8810T.35 | 35A | ||
| RM.8810T.40 | 40A | ||
| RM.8810T.45 | 45A | ||
| RM.8810T.50 | 50A | ||
| RM.8810T.60 | 60A | ||
| RM.8810T.70 | 70A | ||
| RM.8810T.80 | 80A | ||
| RM.8810T.100 | 100A | ||
| RM.8810T.125 | 125A |
Product Marking Of The Time Lag Surface Mount Fuses
Dimensions and Structure Of The Time Lag Surface Mount Fuses
| Series | L | W | H | T | B |
| (mm) | (mm) | (mm) | (mm) | (mm) | |
| 8810T | 7.30±0.50 | 5.80±0.30 | 4.20±0.30 | 1.00±0.30 | 4.00±0.30 |
Recommended Land Patterns Of The Time Lag Surface Mount Fuses
| Type | A(mm) | B(mm) | C(mm) | D(mm) |
| 8810T | 4.40±0.30 | 9.80±0.30 | 5.80±0.30 | 2.70±0.30 |
Dimensions of Standard Test Board
| Type | Ampere Rating | Board Thickness (mm) | Copper Layer Thickness (mm) | Copper Trace Width (mm) |
| 8810T | 20A-50A | 1.6 | 0.105 | 22 |
| 60A-125A | 1.6 | 0.210 | 33 |
Electrical Characteristics Of The Time Lag Surface Mount Fuses
Breaking Capacity: 1500A@24V32V48V58V63V72V75V85VDC
1000A@100VAC300A@125V120V115V DC
| % of Ampere Rating(In) | Blowing Time |
| 100% * In | 4 hours Min |
| 250% * In | 60 sec Max |
Fuse Selection Table