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Equivalent & Substitute Parts for Sanken 2SC4546
Part Overview
The Sanken Electric USA Inc. 2SC4546 is an NPN bipolar junction transistor (BJT) designed for high-voltage and high-current switching applications, with a collector-emitter breakdown voltage of 400 V, maximum collector current of 7 A, and a maximum power dissipation of 30 W, housed in a TO-220F full pack through-hole package. Its product status is listed as obsolete, making it necessary to find alternative models with matching electrical and mechanical parameters for continued support in existing designs.
Substiute Parts
Key Parameters
| Parameter | 2SC4546 |
|---|---|
| Transistor Type | NPN |
| Current - Collector (Ic) (Max) | 7 A |
| Voltage - Collector Emitter Breakdown (Max) | 400 V |
| Vce Saturation (Max) @ Ib, Ic | 700mV @ 600mA, 3A |
| Current - Collector Cutoff (Max) | 100µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 10 @ 3A, 4V |
| Power - Max | 30 W |
| Frequency - Transition | 10MHz |
| Operating Temperature | 150°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 Full Pack |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| ECCN | EAR99 |
| HTSUS | 8541.29.0095 |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitute parts are selected strictly by comparing the following key parameters: transistor type (NPN), maximum collector current, maximum collector-emitter breakdown voltage, maximum power dissipation, package or case format, mounting type, RoHS compliance, and maximum operating temperature. Only parts meeting or exceeding the thresholds specified by the 2SC4546 under the same mechanical and environmental conditions are included as equivalents.
Parameter Comparison
| Parameter | 2SC4546 (Sanken) |
FJPF13007H2TU (onsemi) |
ST13007D (STMicroelectronics) |
|---|---|---|---|
| Transistor Type | NPN | NPN | NPN |
| Current - Collector (Ic) (Max) | 7 A | 8 A | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 400 V | 400 V | 400 V |
| Vce Saturation (Max) | 700mV @ 600mA, 3A | 3V @ 2A, 8A | 2V @ 2A, 8A |
| Current - Collector Cutoff (Max) | 100µA (ICBO) | - | 100µA |
| DC Current Gain (hFE) (Min) | 10 @ 3A, 4V | 26 @ 2A, 5V | 8 @ 5A, 5V |
| Power - Max | 30 W | 40 W | 80 W |
| Frequency - Transition | 10MHz | 4MHz | - |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 Full Pack | TO-220-3 Full Pack | TO-220-3 |
| RoHS Status | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | Not Applicable | 1 (Unlimited) |
| ECCN | EAR99 | EAR99 | EAR99 |
| HTSUS | 8541.29.0095 | 8541.29.0095 | 8541.29.0095 |
| Product Status | Obsolete | Active | Active |
Engineering Selection Recommendations
Selection of FJPF13007H2TU (onsemi) and ST13007D (STMicroelectronics) as substitute parts for the Sanken 2SC4546 is based on matched or exceeded maximum ratings for collector current, voltage, and power dissipation, as well as similar package formats and RoHS compliance status. Both substitutes are listed as active, whereas the 2SC4546 is obsolete.
Frequently Asked Questions (FAQ)
Q1: What parameters must be matched when substituting for the 2SC4546?
A1: Substitution is determined by transistor type (NPN), maximum collector current, voltage rating, power dissipation, package/case style, mounting type, and RoHS/environmental compliance.
Q2: Are there differences in package or mounting between 2SC4546 and its substitutes?
A2: The 2SC4546 and FJPF13007H2TU both use the TO-220-3 Full Pack through-hole package. The ST13007D uses TO-220-3 with through-hole mounting.
Q3: How does RoHS compliance compare among these parts?
A3: All parts listed are RoHS compliant or ROHS3 compliant, maintaining environmental standards.
Q4: What about the product status and availability of these substitutes?
A4: The 2SC4546 is obsolete. FJPF13007H2TU and ST13007D are active and in production.
Q5: Can the substitute parts be directly used in the same TO-220F footprint?
A5: 2SC4546 and FJPF13007H2TU both use TO-220F (TO-220-3 Full Pack), ensuring compatibility in boards designed for this footprint. ST13007D uses TO-220-3, which is mechanically similar but should be checked for exact fit to the application requirements based on the provided mechanical detailing.
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