™
Chip Fuses
3216CP Series Circuit Protector
Description
• Surface mount circuit protector
• Compatible with reflow and wave solder
• Excellent environmental integrity
• One time positive disconnect
• Ampere rating marked and oriented facing up in carrier
• Solder-free design provides excellent temperature
cycling
• Heat and shock tolerant
ELECTRICAL CHARACTERISTICS
mm
Dimensions
⁄(inches)
% of Amp Rating
100%
Opening Time
4 Hours Minimum
Drawing Not to Scale
250%
600%
10 Seconds Maximum
1 millisecond typical
Agency Information
• UL Recognition Guide & File numbers: JDYX2 & E19180.
• CSA Certification Record No: 053787 C 000 & Class No:
1422 30.
Environmental Data
• Thermal Shock: MIL-STD-202, Method 107, Test
Condition B (-65°C to 125°C)
• Vibration: MIL-STD-202, Method 204, Test Condition C
(55 to 2000 Hz, 10G)
• Moisture Resistance: MIL-STD-202, Method 106,
10 day cycle
• Solderability: ANSI/J-STD-002, Test B
Land Pattern
Soldering Method
• Wave Solder: 260°C, 10 sec max.
• Infrared Reflow: 260°C, 30 sec max.
Ordering
• Specify product code and packaging code
SPECIFICATIONS
Voltage
Rating
(DC)
24V
24V
24V
24V
24V
24V
24V
24V
24V
24V
24V
Interrupting
Rating*
24V DC
35A
Resistance
(ohms)**
Typ.
Typical
Melt
Typical
Voltage
Drop (V)‡
1.4
Product Code
I2t†
3216CP-250mA
3216CP-375mA
3216CP-500mA
3216CP-750mA
3216CP-1A
3216CP-1.5A
3216CP-2A
3216CP-2.5A
3216CP-3A
3216CP-4A
4.50
1.80
0.000084
0.0002
0.0019
0.00095
0.007
0.029
0.049
0.112
0.165
0.189
0.328
0.619
35A
0.73
0.66
0.63
0.2
0.18
0.16
0.14
0.13
35A
35A
1.15
0.75
35A
35A
35A
35A
35A
35A
35A
35A
0.168
0.098
0.063
0.046
0.037
0.019
0.014
0.013
0.11
0.1
0.09
3216CP-4.5A
3216CP-5A
24V
*
DC Interrupting Rating (Measured at designated voltage, time constant of less than 50 microseconds, battery source)
** DC Cold Resistance (Measured at 10% of rated current)
†
‡
Typical Melting I2t (Measured with a battery bank at rated DC voltage, 10x-rated current, time constant of calibrated
circuit less than 50 microseconds)
Typical Voltage Drop (Measured at rated current after temperature stabilizes)
• It is recommended that fuses be mounted with glass (blue) side facing up.
• Device designed to carry rated current for four hours minimum. An operating current of 80% or less of rated current is
recommended, with further derating required at elevated ambient temperatures.