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Specifications
Current - Saturation (Isat):
18A
Mfr. Part #:
DH1040H-2R2M
Package:
SMD,11x10.2mm
Key Attributes
Model Number:
DH1040H-2R2M
Product Description
Product Overview
The DH1040H-2R2M 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. The product is designed to meet specific electrical and mechanical requirements for reliable performance in its intended applications.
Product Attributes
- Brand: (Guangdong Dehong Sensing Microelectronics Co., Ltd.)
- Origin: China
- Product Type: SMD Molding Power Inductor
- Application: Consumer Electronics
Technical Specifications
| Part Number | Inductance (L0) @100kHz/1.0V | DC Resistance (DCR) | Rated Current (Irms) | Saturation Current (Isat) | Dimensions (A x B x C) | Operating Temperature Range |
| DH1040H-2R2M | 2.2 H 20% | 6.5 m (Typ.) / 9 m (Max.) | 11 A (Typ.) | 18 A (Typ.) | 10.2 x 11.0 x 4.0 mm | -45 to +125 |
| Test Item | Specification | Test Condition/Method |
| Electrical Performance Test (Inductance) | Refer to Standard Electrical Characteristic List | MICROTEST6377 |
| Electrical Performance Test (DCR) | Refer to Standard Electrical Characteristic List | TH2511 |
| Rated Current (IDC) | Inductance change 30% or Temperature Rise 40 | Applied current after inductance drop, or temperature rise |
| Temperature Rise Test | 40 | Applied rated current for 4 hours |
| Overload Test | No obvious electrical damage | Applied 1.5 times rated current for 5 minutes |
| Solder Heat Resistance | No appearance or electrical damage; Inductance change 10% | Preheat: 150 100s; Solder Temp: 2555; Dip Time: 10s Max. |
| Vibration Test | Amplitude: 1.5 mm; Frequency: 10-55-10Hz/1 MIN; Direction: X, Y, Z; Time: 2 HRS/X, Y, Z | N/A |
| Shock Test | Inductors dropped 10 times from 1m onto 3cm wooden board | N/A |
| Solderability Test | >90% of electrode covered with solder; Inductance change 10% | Preheat: 150 120s; Solder Temp: 2555; Time: 10s Max. |
| Temperature Characteristic | Appearance: No damage; Inductance change 10% of initial value | -45 to +125 |
| Humidity Test | Appearance: No damage; Inductance change 10% of initial value | 602 / 962 hours, RH: 90-95%RH |
| Low Temperature Storage | N/A | -452 / 24 hours (Test after 1 hour at room temperature) |
| Thermal Shock Test | N/A | -452 30 min, +852 30 min, 100 cycles (Test after 2 hours at room temperature) |
| High Temperature Storage | N/A | 852 / 24 hours (Test after 1 hour at room temperature) |
| Package Type | Reel Size (Inch) | P (mm) | W (mm) | A0 (mm) | B0 (mm) | K0 (mm) | Product Series | Pieces per Reel | Inner Box Quantity | Outer Box Quantity | Peel Force Requirement |
| 13 Inch | 13 | 16.00.1 | 24.00.3 | 10.60.2 | 11.80.2 | 4.20.15 | DH1040 | 1000pcs/reel | 2000pcs/box | 6000pcs/box | 20~140g |
2411121051_dehongganying-DH1040H-2R2M_C41407178.pdf
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