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Specifications
Current - Saturation (Isat):
35A
Mfr. Part #:
DH1040H-R47M
Package:
SMD,11x10.2mm
Key Attributes
Model Number:
DH1040H-R47M
Product Description
Product Overview
The DH1040H-R47M is an SMD Molding Power Inductor designed for consumer electronics applications. It features an integrated molding structure and is manufactured by Guangdong Dehong Sensing Microelectronics Co., Ltd. This product is guaranteed to meet the specifications outlined in this acknowledgment letter.
Product Attributes
- Brand: (Guangdong Dehong Sensing Microelectronics Co., Ltd.)
- Origin: China
- Product Name: (SMD Molding Power Inductor)
- Product Model: DH1040H-R47M
- Grade: (General)
- Revision: A/0
- Date: 2020/12/26
Technical Specifications
| Part NO. | L0 (H) 20% | DCR (m) Typ. | DCR (m) Max. | Irms (A) Typ. | Isat (A) Typ. | Dimensions (mm) A | Dimensions (mm) B | Dimensions (mm) C | Dimensions (mm) D | Dimensions (mm) E |
| DH1040H-R47M | 0.47 | 1.2 | 1.8 | 20 | 35 | 10.2 0.3 | 11.0 0.5 | 4.0 Max. | 2.0 0.5 | 3.0 0.3 |
| Test Item | Specification Requirement | Test Conditions / Test Methods |
| Inductance (L) | Refer to Standard Electrical Characteristic List | @100kHz/1.0V |
| DC Resistance (DCR) | Refer to Standard Electrical Characteristic List | TH2511 |
| Rated Current (IDC) | Inductance change < 30% or Temperature rise < 40 | Applied current to coils |
| Temperature Rise Test | < 40 | Applied allowed DC current for 4 hours |
| Overload Test | No evidence of electrical damage | Applied 1.5 times of rated allowed DC current for 5 minutes |
| Solder Heat Resistance | No external damage, Inductance change < 10% | Preheat: 150 100s, Solder Temp: 2555, Dip Time: 10s Max. |
| Vibration Test | N/A | Amplitude: 1.5 mm, Frequency: 10-55-10Hz / 1 MIN, Direction: X, Y, Z, Time: 2 HRS/X, Y, Z |
| Shock Test | N/A | Dropped 10 times from 1m onto 3cm wooden board |
| Solderability Test | > 90% of electrode covered with solder | Preheat: 150 120s, Solder Temp: 2555, Time: 10s Max. |
| Temperature Characteristic | Appearance: No damage, Inductance change < 10% | -45 ~ +125 |
| Humidity Test | N/A | 602 / 962 hours R.H: 90-95%RH |
| Low Temperature Storage | N/A | -452 / 24 hours |
| Thermal Shock Test | N/A | -452 30min, +852 30min, 100 cycles |
| High Temperature Storage | N/A | 852 / 24 hours |
2411121051_dehongganying-DH1040H-R47M_C41407199.pdf
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