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Specifications
Current - Saturation (Isat):
45A
Mfr. Part #:
DH1040H-R33M
Package:
SMD,11x10.2mm
Key Attributes
Model Number:
DH1040H-R33M
Product Description
Product Overview
The DH1040H-R33M is an SMD Molding Power Inductor designed for consumer electronics applications. It features a compact, integrated molded construction for reliable performance. This product is manufactured by Guangdong Dehong Sensing Microelectronics Co., Ltd. and is suitable for applications requiring specific electrical characteristics as detailed in this specification sheet.
Product Attributes
- Brand: (Dehong Sensing)
- Origin: Guangdong, China
- Product Type: SMD Molding Power Inductor
- Grade: General
- Color: Black ink on silver-white base material
Technical Specifications
| Part Number | Inductance (H) | DCR (m) Typ. | Rated Current Irms (A) Typ. | Saturation Current Isat (A) Typ. | Dimensions (A/B/C/D/E/G/H/I mm) | Operating Temperature Range (C) |
| DH1040H-R33M | 0.33 20% | 1 | 1.5 | 25 | 10.20.3 / 11.00.5 / 4.0 Max. / 2.00.5 / 3.00.3 / 6.0 Ref. / 11.8 Ref. / 3.5 Ref. | -45 ~ +125 |
Electrical Characteristics Summary
| Test Item | Test Condition / Method | Specification |
| Inductance (L) | @100kHz/1.0V | Refer to Characteristic Data |
| DC Resistance (DCR) | MICROTEST6377 | Refer to Characteristic Data |
| Rated Current (IDC) | Applied current, inductance change 30% or temp. rise 40 | Typical |
| Temperature Rise Test | Applied rated current for 4 hours | 40 |
| Over Load Test | Applied 1.5 times rated current for 5 minutes | No evident electrical damage |
Mechanical & Environmental Tests
| Test Item | Test Condition / Method | Specification |
| Solder Heat Resistance | Preheat: 150 100s; Solder Temp: 2555; Dip Time: 10s Max. | No appearance/electrical damage; Inductance change 10% |
| Vibration Test | Amplitude: 1.5 mm; Freq: 10-55-10Hz/1 MIN; Direction: X, Y, Z; Time: 2 HRS/Axis | N/A |
| Shock Test | Dropped 10 times from 1m height onto 3cm wooden board | N/A |
| Solderability Test | Preheat: 150 120s; Solder Temp: 2555; Time: 10s Max. | >90% electrode covered with solder |
| Temperature Characteristic | -45 ~ +125 | Appearance: No damage; Inductance change 10% of initial value |
| Humidity Test | 602 / 962 hrs; R.H: 90-95%RH | N/A |
| Low Temperature Storage | -452 / 24 hrs | Test after 1 hr at room temp. |
| Thermal Shock Test | -452 30min, +852 30min; 100 cycles | Test after 1 hr at room temp. |
| High Temperature Storage | 852 / 24 hrs | Test after 1 hr at room temp. |
Packaging Information
| Reel Size | Pieces per Reel | Inner Box Quantity | Outer Box Quantity | Tape Peel Force |
| 13 inch | 1000pcs/reel | 2000pcs/box | 6000pcs/box | 20~140g |
2411121051_dehongganying-DH1040H-R33M_C41407197.pdf
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