| Part Number | SRP4020-4R3M | SRP4020-3R3M | 
|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | 
| Category | Fixed Inductors | Fixed Inductors | 
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| Product Status | Not For New Designs | Obsolete | 
| Type | Molded | Molded | 
| Material - Core | Iron | Iron | 
| Inductance | 4.3 µH | 3.3 µH | 
| Tolerance | ±20% | ±20% | 
| Current Rating (Amps) | - | 3.3 A | 
| Current - Saturation (Isat) | - | 4.3A | 
| Shielding | Shielded | Shielded | 
| DC Resistance (DCR) | - | 48mOhm Max | 
| Q @ Freq | - | - | 
| Frequency - Self Resonant | - | - | 
| Ratings | - | - | 
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | 
| Inductance Frequency - Test | 100 kHz | 100 kHz | 
| Features | - | - | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | Nonstandard | Nonstandard | 
| Supplier Device Package | - | - | 
| Size / Dimension | 0.189" L x 0.157" W (4.80mm x 4.00mm) | 0.189" L x 0.157" W (4.80mm x 4.00mm) | 
| Height - Seated (Max) | 0.079" (2.00mm) | 0.079" (2.00mm) |