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quality Low dissipation factor tantalum capacitors featuring KNSCHA 178MU0032 with compliance to IEC 384 15 3 and GB7215 87 standards factory
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quality Low dissipation factor tantalum capacitors featuring KNSCHA 178MU0032 with compliance to IEC 384 15 3 and GB7215 87 standards factory
>
Specifications
Capacitance:
6.8uF
Voltage Rating:
25V
Equivalent Series Resistance(ESR):
-
Operating Temperature:
-55℃~+125℃
Tolerance:
±10%
Mfr. Part #:
178MU0032
Package:
Through Hole,P=2.54mm
Key Attributes
Model Number: 178MU0032
Product Description

Product Overview

This series of tantalum capacitors features a compact size, low leakage current, and low dissipation factor, offering stable frequency and temperature characteristics for extended lifespan and high reliability. Encased in imported moisture-proof and flame-retardant epoxy resin with laser printing technology, these capacitors are suitable for demanding applications including military equipment, computers, automotive, telecommunications, and home appliances. They adhere to IEC 384-15-3 and GB7215-87 standards, ensuring high and stable performance.

Product Attributes

  • Encapsulation Material: Imported moisture-proof and flame-retardant epoxy resin
  • Manufacturing Technology: Laser printing
  • Standards Compliance: IEC 384-15-3, GB7215-87

Technical Specifications

Specification Details
Operating Temperature Range -55 +125 (Voltage derating required above 85)
Capacitance Tolerance 10%, 20%, 5% (special order)
Capacitance Range 0.1F 330F
DC Leakage Current (20) I0 0.01CRUR or 1A (whichever is greater)
Dissipation Factor (20) See Table 1
Temperature Performance See Table 1
Life Test 1000 hours
Case Codes A, B, C, D, E
Marking See MARKING AND PACKAGING section
Packaging T: Tape Reel, B: Bulk

Table 1: Electrical Characteristics by Capacitance

Capacitance (F) Capacitance Change (%) Max D.F. (%) Max DCL (A)
-55 +85 +125 -55 +20 +85 +125 +85 +125
1.0 10 15 25 6 4 6 6 10 I0 12.5 I0
1.56.8 8 6 8 8 10 8 10 100 100
1068 10 8 10 10 10 10 12 100 100
100680 12 10 12 12 10 12 12 100 100

Exterior and Dimension

Case Size Dmax (mm) Hmax (mm) H1max (mm) Max Weight (g)
A 3.5 6.0 9.3 0.45
B 3.8 6.5 9.8 0.5
C 4.4 7.5 10.5 0.6
D 4.8 8.5 11.5 0.7
E 5.2 9.5 12.5 0.8

Dimensions in MM (Capacitance vs. Rated Voltage)

Capacitance (F) Code Rated Voltage (V)
0.1 104 4, 6.3, 10, 16, 25(20), 35, 50
0.15 154 A, A, 0.15, 154, A, A
0.22 224 A, A, 0.22, 224, A, A
0.33 334 A, A, 0.33, 334, A, A
0.47 474 A, A, 0.47, 474, A, A
0.68 684 A, A, 0.68, 684, A, A
1.0 105 A, A, A, B, 1.0, 105
1.5 155 A, A, A, C, 1.5, 155
2.2 225 A, A, A, B, C, 2.2, 225
3.3 335 A, A, A, B, B, D, 3.3, 335
4.7 475 A, A, A, B, B, C, D, 4.7, 475
6.8 685 A, A, B, B, C, D, E, 6.8, 685
10 106 A, B, B, B, C, D, E, 10, 106
15 156 A, B, C, C, D, E, F, 15, 156
22 226 B, C, C, D, D, E, F, 22, 226
33 336 B, C, D, D, E, F, 33, 336
47 476 C, D, D, D, E, F, 47, 476
68 686 D, D, D, E, F, 68, 686
100 107 D, E, E, E, F, 100, 107
150 157 E, E, E, F, 150, 157
220 227 E, E, E, 220, 227
330 337 F, F, F, 330, 337

Lead Dimensions (C42 Axial Tantalum Capacitor)

Symbol Dimensions (mm) Symbol Dimensions (mm)
P 12.7 1.0 D 4.0 0.2
P0 12.7 0.3 T 0.5 0.2
W 18 1.0 H 0 2.0
H 16 0.5 W0 5 min
S 2.5 0.5 5.0 0.7 H2 9 0.75
P1 5.10 0.5 3.85 0.7 W2 0 1
P2 6.35 0.4 H1 32.5 max
P 1.3 max

Important Usage Guidelines

General Precautions: To ensure optimal performance and longevity, use capacitors according to specified conditions and adhere strictly to the datasheet. Avoid applying excessive mechanical or thermal stress during installation. Do not reuse dropped or previously installed capacitors. Avoid direct contact with leads to prevent contamination. For circuits with potential for instantaneous large currents, series resistance ( 3/Vs) is recommended to limit current below 300mAs; otherwise, use voltage below 1/3 of rated voltage. Tantalum capacitors are polarized; never apply reverse voltage or use in AC-only circuits. Small amounts of reverse voltage are permissible for short durations under specific temperature conditions (10% UR or 1V at 25; 5% UR or 0.5V at 85). Multimeter testing for polarity is prohibited; if accidental reverse voltage occurs, scrap the capacitor. Ensure the sum of DC bias and AC peak voltage does not exceed the rated voltage, and the AC negative peak combined with DC bias does not exceed the permissible reverse voltage.

Environmental Considerations: Operate within the specified temperature range. Voltage derating is necessary above +85. Avoid direct contact with water, brine, oil, direct sunlight, high humidity (condensation), reactive gases, acids, bases, high-frequency wave induction, excessive vibration, or shock.

Soldering: For soldering iron use, tip temperature should be below 350 for no more than 4 seconds, avoiding contact with the capacitor body. For chip types, avoid highly active or acidic fluxes. Wave soldering requires preheating below 160 for under 2 minutes, followed by slow cooling. Ensure proper venting if component density is high.


2410121635_KNSCHA-178MU0032_C18164673.pdf

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