UMT3904T106 ROHM Semiconductor Integrated Circuit (Other) In Stock
ROHM UMT3904T106 is an NPN general-purpose transistor in a compact SC-70 3-pin package, rated 40V collector-emitter and 200mA collector current. It delivers DC current gain (hFE) of 30 minimum and 4pF collector-base capacitance. Available from stock with worldwide shipping.
- Manufacturer
- ROHM Semiconductor
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- UMT3904T106 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 40V collector-emitter voltage and 200mA collector current rating in a tiny SC-70 3-pin package ideal for space-constrained PCB designs
- DC current gain (hFE) minimum 30 with only 4pF collector-base capacitance enabling fast switching in high-frequency circuits
- RoHS-compliant (e1 JESD-609 code) NPN single transistor designed for automated SMT assembly and high-volume production
Applications
The UMT3904T106 is suited for general-purpose NPN switching and amplification tasks in consumer electronics, portable devices, and signal conditioning circuits. Its 40V/200mA ratings make it effective for driving LEDs, low-power relays, and logic-level loads in battery-powered equipment. The SC-70 package enables ultra-compact PCB placement in wearables, IoT nodes, and handheld instruments.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 18Weeks |
| YTEOL | 7 |
| Collector Current-Max (IC) | 0.2A |
| Collector-Base Capacitance-Max | 4pF |
| Collector-Emitter Voltage-Max | 40V |
| Configuration | SINGLE |
| DC Current Gain-Min (hFE) | 30 |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e1 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Polarity/Channel Type | NPN |
| Power Dissipation-Max (Abs) | 0.2W |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 10 |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Transition Frequency-Nom (fT) | 300MHz |
| Turn-off Time-Max (toff) | 250ns |
| Turn-on Time-Max (ton) | 70ns |
| VCEsat-Max | 0.3V |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UMT3904T106:
suggested
Frequently Asked Questions
What are the maximum voltage and current ratings of the UMT3904T106 transistor?
The UMT3904T106 is rated for a maximum collector-emitter voltage of 40V and a maximum collector current of 200mA, making it suitable for low-power NPN switching applications in consumer and industrial electronics.
How does the SC-70 package of the UMT3904T106 benefit compact PCB designs compared to SOT-23 variants?
The SC-70 package has a footprint roughly 30% smaller than SOT-23, saving board area while delivering identical 40V, 200mA electrical performance, which is advantageous in space-constrained wearables, IoT nodes, and portable devices with tight layout budgets.
What DC current gain (hFE) and capacitance specs should I expect when using the UMT3904T106 in a fast-switching circuit?
The UMT3904T106 guarantees a minimum hFE of 30 and specifies a collector-base capacitance of 4pF maximum, supporting rapid switching transitions and good high-frequency performance in signal processing and driver stages operating up to tens of megahertz.
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