NR4018T4R7M Taiyo Yuden, NR4018T4R7M Datasheet - Page 12

• Manufacturer Part Number: NR4018T4R7M
• Description: INDUCTOR 4.7UH 20% 1607 SMD
• Manufacturer: Taiyo Yuden
• Series: NRr

Specifications of NR4018T4R7M

• Inductance: 4.7µH
• Current: 1.2A
• Current - Saturation: 1.7A
• Current - Temperature Rise: 1.2A
• Tolerance: ±20%
• Shielding: Shielded
• Dc Resistance (dcr): 108 mOhm Max
• Self Resonant Freq: 34MHz
• Package / Case: 0.157" L x 0.157" W x 0.071" H (4.00mm x 4.00mm x 1.80mm)
• Mounting Type: Surface Mount
• Operating Temperature: -25°C ~ 120°C
• Frequency - Test: 100kHz
• Applications: Power Supplies
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Other names: 587-1671-2; NR4018T4R7M

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【Test Method and Remarks】
【Test Method and Remarks】
【Test Method and Remarks】
【Test Method and Remarks】
【Test Method and Remarks】
【Test Method and Remarks】
■
Wound Chip power inductor （NR, NS-series）
＊ This catalog contains the typical specification only due to the limitation of space. When you consider the purchase of our products, please check our specification.
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR30/40/50/60/80, NRV30, NRH24/30, NRS40/50/60/80 Type, NR10050 Type , NS12555, NS12565, NS12575Type :
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR30/40/50/60/80, NRV30, NRH24/30, NRS40/50/60/80 Type, NS12555, NS12565, NS12575Type :
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR30/40/50/60/80, NRV30, NRH24/30, NRS40/50/60/80 Type, NR10050 Type, NS12555, NS12565, NS12575Type :
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR30/40/50/60/80, NRV30, NRH24/30, NRS40/50/60/80 Type, NR10050 Type, NS12555, NS12565, NS12575Type :
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR10050 Type :
NR30/40/50/60/80, NRV30, NRH24/30,
NRS40/50/60/80 Type
NR10050 Type
NS12555, NS12565, NS12575Type
NR30/40/50/60/80, NRV30, NRH24/30, NRS40/50/60/80 Type, NS12555, NS12565, NS12575Type :
16. Thermal shock
17. Damp heat
18. Loading under damp heat
19. Low temperature life test
20. High temperature life test
21. Loading at high temperature life test
For details of each product (characteristics graph, reliability information, precautions for use, and so on), see our Web site (http://www.ty-top.com/) or CD catalogs.
RELIABILITY DATA
The test samples shall be soldered to the test board by the reflow. The test samples shall be placed at specified temperature for specified time by step 1 to step 4 as shown
The test samples shall be soldered to the test board by the reflow.
The test samples shall be placed in thermostatic oven set at specified temperature and humidity as shown in below table.
The test samples shall be soldered to the test board by the reflow.
The test samples shall be placed in thermostatic oven set at specified temperature and humidity and applied the rated current continuously as shown in below table.
The test samples shall be soldered to the test board by the reflow.
After that, the test samples shall be placed at test conditions as shown in below table.
Recovery : At least 2hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
The test samples shall be soldered to the test board by the reflow soldering.
in below table in sequence. The temperature cycle shall be repeated 100 cycles.
Applied current
Applied current
Step
Temperature
Temperature
Temperature
Temperature
Temperature
1
2
3
4
Humidity
Humidity
Time
Time
Time
Time
Time
Room temperature
Room temperature
Temperature (℃)
Conditions of 1 cycle
ー40±3
＋85±2
500＋24/－0 hour
500＋24/－0 hour
500＋24/－0 hour
500＋24/－0 hour
500＋24/－0 hour
90～95%RH
Rated current
90～95％RH
Rated current
60±2℃
60±2℃
－40±2℃
105±3℃
85±2℃
Duration (min)
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Inductance change : Within ±10%
No significant abnormality in appearance.
Within 3
Within 3
30±3
30±3
1
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