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Specifications
Current - Saturation (Isat):
3.5A
Mfr. Part #:
DH1040H-820M
Package:
SMD,11x10.2mm
Key Attributes
Model Number:
DH1040H-820M
Product Description
Product Overview
The DH1040H-820M is an SMD Molding Power Inductor designed for consumer electronics applications. It offers reliable performance with specific electrical and mechanical characteristics, ensuring it meets design requirements. The product is manufactured by Guangdong Dehong Sensing Microelectronics Co., Ltd. and comes with a sample approval document detailing its specifications.
Product Attributes
- Brand: (Guangdong Dehong Sensing Microelectronics Co., Ltd.)
- Origin: 38
- Product Type: (SMD Molding Power Inductor)
- Grade: (General)
Technical Specifications
| Part NO. | L0 (H) 20% | DCR (m) Typ. | DCR (m) Max. | Irms (A) Typ. | Isat (A) Typ. | External Dimensions (A/B/C/D/E/G/H/I) | Material List (Core/Copper/Base/Ink) |
| DH1040H-820M | 82.0 | 205 | 250 | 2 | 3.5 | 10.20.3 / 11.00.5 / 4.0 Max. / 2.00.5 / 3.00.3 / 6.0 Ref. / 11.8 Ref. / 3.5 Ref. | / / / |
| Test Item | Specifications | 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 should be less than 30% to initial value and temperature rise should not be 40 | Applied the current to coils |
| Temperature Rise Test | Not exceed 40 | Applied the allowed DC current for 4 hours |
| Over Load Test | No evidence of electrical damage | Applied 1.5 times of rated allowed DC current for 5 minutes |
| Solder Heat Resistance | Inductors should have no evidence of electrical and mechanical damage; Inductance should not change more than 10% | Preheat: 150 100s; Solder Temperature: 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 | |
| Shock Test | Inductors should be dropped 10 times from a height of 1m onto 3cm wooden board. | |
| Solderability Test | More than 90% of terminal electrode should be covered with solder. | Preheat: 150 120s; Soldering Temperature: 2555; Time: 10s Max. |
| Temperature Characteristic | Appearance: No damage; Inductance: Within 10% of initial value. | -45 ~ +125 |
| Humidity Test | 602 / 962 hours R.H: 90-95%RH | |
| Low Temperature Storage | -452 / 24 hours (Test at room temperature for 1 hour after storage) | |
| Thermal Shock Test | -452 30 minutes, +852 30 minutes; 100 cycles (Test at room temperature for 1 hour after storage) | |
| High Temperature Storage | 852 / 24 hours (Test at room temperature for 1 hour after storage) |
| Product Series | Reel Size (inch) | P (mm) | W (mm) | A0 (mm) | B0 (mm) | K0 (mm) | A (mm) | B (mm) | C (mm) | D (mm) | G (mm) | N (pcs/reel) | Inner Box Qty | Outer Box Qty | Tape Peel Strength |
| DH1040 | 13 | 16.00.1 | 24.00.3 | 10.60.2 | 11.80.2 | 4.20.15 | 330 | 21 | 13 | 24 | 25 | 100 | 2000pcs/box | 6000pcs/box | 20~140g |
2411121051_dehongganying-DH1040H-820M_C41407192.pdf
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