MMBT4126LT3G ON Semiconductor Integrated Circuit (SOT23 (3-Pin)) In Stock
MMBT4126LT3G is a PNP general-purpose transistor by ON Semiconductor in a compact SOT-23 (3-pin) package. Key specs: VCE 25 V, IC 200 mA, hFE min 60. Available from stock worldwide with competitive pricing.
- Manufacturer
- ON Semiconductor
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- MMBT4126LT3G Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.0126(MOQ 1)
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MMBT4126LT3G?
- PNP transistor with VCE max of 25 V for reliable low-voltage switching
- Maximum collector current of 200 mA suitable for signal and small-load switching
- Minimum DC current gain (hFE) of 60 for efficient base-drive applications
- Compact SOT-23 (3-pin) package enabling high-density PCB layouts
- Lead-free construction (Pb-free) meeting RoHS environmental compliance requirements
What is MMBT4126LT3G used for?
The MMBT4126LT3G is well suited for signal switching, amplification, and low-power load control in consumer electronics and industrial equipment. Its 25 V VCE rating and 200 mA collector current capacity make it ideal for driving small relays, LED strings, and logic-level switching circuits. The compact SOT-23 footprint is particularly advantageous in space-constrained designs such as portable devices and dense PCBs.
What are the specifications of MMBT4126LT3G?
| Pbfree Code | Yes |
| Manufacturer Package Code | 318 |
| Factory Lead Time | 8Weeks |
| YTEOL | 7 |
| Collector Current-Max (IC) | 0.2A |
| Collector-Emitter Voltage-Max | 25V |
| Configuration | SINGLE |
| DC Current Gain-Min (hFE) | 60 |
| JEDEC-95 Code | TO-236AB |
| JESD-30 Code | R-PDSO-G3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Polarity/Channel Type | PNP |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transistor Element Material | SILICON |
| Transition Frequency-Nom (fT) | 250MHz |
| Package | SOT23 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| Country of Origin | Mainland China |
Where can I find the MMBT4126LT3G datasheet?
MMBT4126LT3G Datasheet DownloadOfficial datasheet from ON Semiconductor
What are equivalent replacements for MMBT4126LT3G?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum collector-emitter voltage and collector current for MMBT4126LT3G?
The MMBT4126LT3G supports a maximum collector-emitter voltage (VCE) of 25 V and a maximum collector current (IC) of 200 mA, making it suitable for low-voltage switching and amplification in compact designs.
Which applications are best served by the MMBT4126LT3G in portable or battery-powered designs?
With its 25 V VCE limit, 200 mA IC rating, and minimum hFE of 60, the MMBT4126LT3G excels in battery-powered signal switching, LED driving, and small relay control where low standby power and a compact 3-pin SOT-23 footprint are critical.
How does the MMBT4126LT3G compare to similar PNP transistors for PCB space saving?
The MMBT4126LT3G uses a TO-236AB (SOT-23, 3 pins) package that occupies minimal board area, allowing designers to fit switching transistor stages into tight spaces while still handling up to 200 mA and 25 V, outperforming older through-hole alternatives in density.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About ON Semiconductor
ON Semiconductor (onsemi) provides intelligent power and sensing technologies for automotive, industrial, IoT, and cloud infrastructure applications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.1120 | $0.11 |
| 100+ | $0.1000 | $10.00 |
| 500+ | $0.0890 | $44.50 |
| 818+ | $0.0408 | $33.37 |
| 850+ | $0.0168 | $14.28 |
| 3000+ | $0.0126 | $37.80 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit
EP2SGX30DF780C3N
Intel
Integrated Circuit