1. Product Introduction of CDRH Chip Inductor
CDRH chip inductor: the magnetic core of this product is made of high-quality nickel core magnetic materials from Taiwan and Japan. The magnetic core can withstand high current, low temperature coefficient and stable characteristics. The enamelled copper wire can withstand the 180 ℃ high-temperature to ensure the quality.
The production process adopts full automation, fast production speed and fast delivery time are our first advantages. Our high-quality CDRH chip inductor solves the problem of insufficient current power and space for customers, which is deeply loved by customers in China, Europe and America.
2. Product Parameter (Specification) of CDRH Chip Inductor
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1. Five-ring pattern and size( SHAPE AND SIZE) ( unit mm ) |
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Five ring number |
Amax |
B max |
C max |
D |
E |
F |
H | I | J | |||
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CDRH63R |
6.2 |
6.3 |
3.0 |
4.7 |
2.0 |
0.6 |
2.6 |
1.0 |
4.6 |
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CDRH103R |
10.3 |
10.4 |
3.0 |
7.7 |
3.0 |
1.2 |
3.6 |
1.7 |
7.3 |
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CDRH104R |
10.3 |
10.4 |
4.0 |
7.7 |
3.0 |
1.2 |
3.6 |
1.7 |
7.3 |
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CDRH105R |
10.3 |
10.4 |
5.0 |
7.7 |
3.0 |
1.2 |
3.6 |
1.7 |
7.3 |
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2. Five ring number representation |
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CDRH 104R – 221 K 1 2 3 4 |
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(1). Number (Type): STDR chip power inductor model (CDRH) |
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(2). Size (Size): External dimensions, outer diameter 10mm, height 4mm, (According to size) (104R) |
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(3). Nominal Inductance (Inductance): "221" means 220uH (Example: "221"for 220uH) (221 ) |
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(4). Inductance tolerance (Tolerance): "M: ±20%, "K": ±10%, "J": ±5% (K ) |
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CDRH63R Series characteristics |
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Five ring number |
L Uh |
TESTING FREQ. |
DCR (Ω)MAX |
I DC A MAX |
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△ L/L=35% |
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Inductance value |
Test frequency |
DC Resistance |
△ t=40℃ |
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Rated current |
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CDRH63R-2R5N |
2.5 |
100 KHZ |
0.018 |
2.6 |
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CDR63R-3R3N |
3.3 |
100 KHZ |
0.02 |
2.3 |
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CDRH63R-4R0N |
4.0 |
100 KHZ |
0.027 |
2.1 |
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CDR63R-5R0N |
5.0 |
100 KHZ |
0.031 |
1.85 |
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CDRH63R-6R0N |
6.0 |
100 KHZ |
0.042 |
1.7 |
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CDR63R-8R0N |
8.0 |
100 KHZ |
0.05 |
1.5 |
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CDRH63R-100N |
10 |
100 KHZ |
0.054 |
1.3 |
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CDR63R-120N |
12 |
100 KHZ |
0.072 |
1.2 |
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CDRH63R-150N |
15 |
100 KHZ |
0.082 |
1.1 |
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CDR63R-180N |
18 |
100 KHZ |
0.102 |
1.05 |
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CDRH63R-220N |
22 |
100 KHZ |
0.119 |
0.95 |
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CDR63R-270N |
27 |
100 KHZ |
0.146 |
0.85 |
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CDRH63R-330N |
33 |
100 KHZ |
0.183 |
0.76 |
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CDR63R-390N |
39 |
100 KHZ |
0.21 |
0.68 |
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CDRH63R-470N |
47 |
100 KHZ |
0.23 |
0.6 |
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CDR63R-560N |
56 |
100 KHZ |
0.305 |
0.55 |
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CDRH63R-680N |
68 |
100 KHZ |
0.351 |
0.48 |
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CDR63R-820N |
82 |
100 KHZ |
0.419 |
0.45 |
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CDRH63R-101N |
100 |
100KHZ |
0.52 |
0.4 |
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CDRH103R Series characteristics |
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Five ring number |
L Uh |
TESTING FREQ. |
DCR (Ω)MAX |
I DC A MAX |
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△ L/L=35% |
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Inductance value |
Test frequency |
DC Resistance |
△ t=40℃ |
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Rated current |
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CDRH103R-100N |
10 |
100 KHZ |
0.058 |
2.7 |
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CDR103R-120N |
12 |
100 KHZ |
0.072 |
2.25 |
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CDRH103R-150N |
15 |
100 KHZ |
0.086 |
2.22 |
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CDR103R-180N |
18 |
100 KHZ |
0.116 |
1.9 |
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CDRH103R-220N |
22 |
100 KHZ |
0.145 |
1.78 |
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CDR103R-270N |
27 |
100 KHZ |
0.175 |
0.63 |
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CDRH103R-330N |
33 |
100 KHZ |
0.213 |
1.16 |
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CDR103R-390N |
39 |
100 KHZ |
0.269 |
1.32 |
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CDRH103R-470N |
47 |
100 KHZ |
0.299 |
1.18 |
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CDR103R-560N |
56 |
100 KHZ |
0.336 |
1.1 |
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CDRH103R-680N |
68 |
100 KHZ |
0.451 |
1.04 |
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CDR103R-820N |
82 |
100 KHZ |
0.534 |
0.94 |
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CDRH103R-101N |
100 |
100 KHZ |
0.7 |
0.84 |
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CDR103R-121N |
120 |
100 KHZ |
0.765 |
0.76 |
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CDRH103R-151N |
150 |
100KHZ |
0.876 |
0.70 |
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CDRH104R Series characteristics |
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Five ring number |
L Uh |
TESTING FREQ. |
DCR (Ω)MAX |
I DC A MAX |
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△ L/L=35% |
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Inductance value |
Test frequency |
DC Resistance |
△ t=40℃ |
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Rated current |
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CDRH104R-1R5N |
1.5 |
100 KHZ |
0.008 |
10 |
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CDR104R-2R5N |
2.5 |
100 KHZ |
0.01 |
7.5 |
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CDRH104R-3R8N |
3.8 |
100 KHZ |
0.013 |
6 |
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CDR104R-5R2N |
5.2 |
100 KHZ |
0.022 |
5.5 |
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CDRH104R-7R0N |
7.0 |
100 KHZ |
0.027 |
4.8 |
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CDR104R-100N |
10 |
100 KHZ |
0.035 |
4.4 |
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CDRH104R-150N |
15 |
100 KHZ |
0.05 |
3.6 |
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CDR104R-220N |
22 |
100 KHZ |
0.073 |
2.9 |
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CDRH104R-330N |
33 |
100 KHZ |
0.093 |
2.3 |
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CDR104R-470N |
47 |
100 KHZ |
0.128 |
2.1 |
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CDRH104R-680N |
68 |
100 KHZ |
0.213 |
1.5 |
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CDR104R-101N |
100 |
100 KHZ |
0.304 |
1.35 |
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CDRH104R-151N |
150 |
100 KHZ |
0.506 |
1.15 |
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CDR104R-221N |
220 |
100 KHZ |
0.756 |
0.92 |
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CDRH104R-331N |
330 |
100KHZ |
1.09 |
0.70 |
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CDRH105R Series characteristics |
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Five ring number |
L Uh |
TESTING FREQ. |
DCR (Ω)MAX |
I DC A MAX |
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△ L/L=35% |
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Inductance value |
Test frequency |
DC Resistance |
△ t=40℃ |
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Rated current |
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CDRH105R-100N |
10 |
100 KHZ |
0.026 |
3.45 |
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CDR105R-120N |
12 |
100 KHZ |
0.032 |
3.4 |
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CDRH105R-150N |
15 |
100 KHZ |
0.04 |
2.83 |
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CDR105R-180N |
18 |
100 KHZ |
0.046 |
2.62 |
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CDRH105R-220N |
22 |
100 KHZ |
0.059 |
2.44 |
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CDR105R-270N |
27 |
100 KHZ |
0.065 |
2.24 |
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CDRH105R-330N |
33 |
100 KHZ |
0.081 |
1.88 |
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CDR105R-390N |
39 |
100 KHZ |
0.103 |
1.7 |
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CDRH105R-470N |
47 |
100 KHZ |
0.122 |
1.56 |
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CDR105R-560N |
56 |
100 KHZ |
0.145 |
1.39 |
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CDRH105R-680N |
68 |
100 KHZ |
0.193 |
1.36 |
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CDR105R-820N |
82 |
100 KHZ |
0.219 |
1.2 |
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CDRH105R-101N |
100 |
100 KHZ |
0.247 |
1.09 |
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CDR105R-121N |
120 |
100 KHZ |
0.298 |
1.00 |
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CDR105R-151N |
150 |
100 KHZ |
0.355 |
0.91 |
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CDR105R-181N |
180 |
100 KHZ |
0.393 |
0.84 |
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CDR105R-221N |
220 |
100 KHZ |
0.484 |
0.75 |
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CDR105R-271N |
270 |
100 KHZ |
0.633 |
0.68 |
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CDR105R-331N |
330 |
100 KHZ |
0.78 |
0.6 |
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CDR105R-391N |
390 |
100 KHZ |
0.958 |
0.57 |
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CDR105R-471N |
470 |
100 KHZ |
1.22 |
0.5 |
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CDR105R-561N |
560 |
100 KHZ |
1.352 |
0.47 |
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CDR105R-681N |
680 |
100 KHZ |
1.519 |
0.43 |
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CDR105R-821N |
820 |
100 KHZ |
1.694 |
0.39 |
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CDRH105R-102N |
1000 |
100KHZ |
1.964 |
0.35 |
3. Product Feature And Application of CDRH Chip Inductor
CDRH chip inductor wound on a special ferrite core.
Characteristics : Rated Current: It is either the inductance is 10% lower than its initial value in DC. Saturation characteristics or temperature raise becomes △T=20℃(Ta=20℃), whichever is lower.
Operating temp: -30℃ to 105℃.
Applications: Pagers Cordless phone, High Freq Communication Products, Personal computers, Disk Drives and computer peripherals, DC power supply circuits.
4. Product Details of CDRH Chip Inductor
CDRH chip inductor Features:
These miniature chip inductors wound on a special ferrite core. SMTSDR322520 / 453226 / 322515 are high Q value at high frequencies and low DC resistance. SMTSDR321618C / 322520C / 453226C / 565047C are low DC resistance, high current capacity, and are low DC resistance, high current capacity, and for use as choke coil in DC power supply circuits.
5. Product Qualification of CDRH Chip Inductor
Test equipments:
Inductance measured at 0Adc on HP 4284A LCR meter or equivalent. DCR measured on Chroma 16502 micro-ohmmeter or equivalent. Electrical specifications at 25℃。Ensure accurate inductance and reliable quality for more than 5 years.
6. Deliver, Shipping And Serving of CDRH Chip Inductor
Our CDRH chip inductor generally have a domestic delivery date of 5 working days; The foreign delivery period is 8 working days. Our products are packed in three-level packaging. The packaging is firm and reliable, which can effectively protect the products from falling.
