FMMT549ATA The FMMT549ATA is a PNP silicon planar high voltage transistor from Diodes Incorporated. It features a maximum collector-emitter voltage of -30V and continuous collector current of -1A.
Mfr Part #:

FMMT549ATA

Available from 2 distributors
Mfr Name: Diodes Incorporated
Diodes Incorporated
The FMMT549ATA is a PNP silicon planar high voltage transistor from Diodes Incorporated. It features a maximum collector-emitter voltage of -30V and continuous collector current of -1A.
✓ Total Stock: 264,020 pcs
$ Price Range: $0.12 - $0.82

FMMT549ATA Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
184,020 pcs
184020 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
80,000 pcs
80000 pcs On Request 1 On Request On Request 24+ On Request On Request

FMMT549ATA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Halogen Free
Mounting Type
Operating Temperature
Power
Power Dissipation
SVHC Present
Storage Temperature
Supplier Device Package
Tape & Reel
Termination Style
Transistor Type
Vce Saturation (Max) @ Ib, Ic
Voltage
Weight

FMMT549ATA Description

Short technical summary and product information.

The FMMT549ATA is a PNP silicon planar high voltage transistor designed for general purpose switching and amplification applications. It offers a maximum collector-emitter voltage (VCEO) of -30V and a continuous collector current rating of -1A, with a peak pulse current capability of -2A. The device provides a DC current gain (hFE) of 150 minimum at 500mA, ensuring reliable performance in moderate current circuits.

 

This transistor is housed in a surface-mount SOT23-3 package, making it suitable for compact PCB designs. It is qualified to AEC-Q101 standards for high reliability and is RoHS compliant, lead-free, and halogen-free. The device supports an operating junction temperature range of -55°C to +150°C and dissipates up to 500mW of power.

 

The FMMT549ATA is the A-suffix variant of the FMMT549, offering enhanced gain specifications. It is complementary to the FMMT449 NPN transistor, allowing for push-pull and other complementary circuit topologies.

FMMT549ATA Quick Information

Product Type: Bipolar Junction Transistor (BJT)
Canonical Name: FMMT549ATA PNP Silicon Planar High Voltage Transistor
Subcategory: PNP

FMMT549ATA Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): Level 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead Free

FMMT549ATA Estimated Pricing

Qty Low High
1+ $0.82 $0.82
10+ $0.50 $0.50
100+ $0.32 $0.32
500+ $0.25 $0.25
1,000+ $0.22 $0.22
3,000+ $0.16 $0.16
6,000+ $0.14 $0.14
9,000+ $0.12 $0.12

Estimated market price range - modelled values for guidance only, not live distributor offers.

FMMT549ATA Features

  • Maximum collector-emitter voltage of -30V.
  • Continuous collector current rating of -1A.
  • DC current gain of 150 minimum at 500mA.
  • AEC-Q101 qualified for high reliability.
  • RoHS compliant and halogen-free device.

FMMT549ATA Applications

  • General purpose switching and amplification circuits.
  • Complementary pair with FMMT449 NPN transistor.
  • Automotive electronics requiring high reliability.
  • Power management in portable devices.

FMMT549ATA FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage of the FMMT549ATA?

The maximum collector-emitter voltage (VCEO) is -30V.

What is the continuous collector current rating?

The continuous collector current (IC) is -1A, with a peak pulse current of -2A.

What package is the FMMT549ATA available in?

It is available in a surface-mount SOT23-3 package (TO-236-3, SC-59).

What is the operating temperature range?

The operating junction temperature range is -55°C to +150°C.

Is the FMMT549ATA RoHS compliant?

Yes, it is RoHS3 compliant and lead-free per the datasheet.

What is the DC current gain at 500mA?

The minimum DC current gain (hFE) is 150 at IC = -500mA and VCE = -2V.

Is this transistor AEC-Q101 qualified?

Yes, it is qualified to AEC-Q101 standards for high reliability.

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