Print Page
LD2981ABU33TR
Fixed LDO Voltage Regulator, 2.5V to 16V, 180 mV drop, 3.3V/100mA out, SOT-89-3
Image is for illustrative purposes only. Please refer to product description.
ManufacturerSTMICROELECTRONICS
Manufacturer Part NoLD2981ABU33TRCopy
Manufacturer Standard Lead Time15 weeks
Newark Part No.
Re-Reel51AC9073RL
Cut Tape51AC9073
Product Range3.3V 100mA LDO Voltage Regulators
Your Part Number
5,517 In Stock
Need more?
Delivery in 4-6 Business Days(UK stock)
Order before 8pm EST standard shipping
Packaging Options
| Packaging Type | Quantity | Unit Price: | Total |
|---|---|---|---|
| Cut Tape | 1 | $0.666 | $0.67 |
| Total Price | $0.67 | ||
Cut Tape & Re-Reel
| Quantity | Price |
|---|---|
| 1+ | $0.666 |
| 50+ | $0.424 |
| 100+ | $0.370 |
| 250+ | $0.345 |
| 500+ | $0.330 |
| 1000+ | $0.317 |
| 2500+ | $0.306 |
| 5000+ | $0.252 |
Line Note
Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
ManufacturerSTMICROELECTRONICS
Manufacturer Part NoLD2981ABU33TRCopy
Manufacturer Standard Lead Time15 weeks
Newark Part No.
Re-Reel51AC9073RL
Cut Tape51AC9073
Product Range3.3V 100mA LDO Voltage Regulators
Technical Datasheet
Output TypeFixed
Input Voltage Min2.5V
Input Voltage Max16V
Fixed Output Voltage Nom3.3V
No. of Outputs1Outputs
Output Voltage - Nom3.3V
Output Voltage Nom3.3V
Adjustable Output Voltage Min-
Output Voltage Min-
Adjustable Output Voltage Max-
Output Voltage Max-
Output Current100mA
Dropout Voltage Vdo180mV
PolarityPositive Output
Output Current Max100mA
Output Current Max100mA
Max Output Current100mA
LDO Regulator Case StyleSOT-89
Dropout Voltage - Typ @ Current180mV
Dropout Voltage Typ @ Current180mV
Dropout Voltage Typ @ Current180mV
IC MountingSurface Mount
IC Case / PackageSOT-89
No. of Pins3Pins
Operating Temperature Min-40°C
Operating Temperature Max125°C
Product Range3.3V 100mA LDO Voltage Regulators
SVHCNo SVHC (25-Jun-2025)
Technical Specifications
Output Type
Fixed
Input Voltage Max
16V
No. of Outputs
1Outputs
Output Voltage Nom
3.3V
Output Voltage Min
-
Output Voltage Max
-
Dropout Voltage Vdo
180mV
Output Current Max
100mA
Max Output Current
100mA
Dropout Voltage - Typ @ Current
180mV
Dropout Voltage Typ @ Current
180mV
IC Case / Package
SOT-89
Operating Temperature Min
-40°C
Product Range
3.3V 100mA LDO Voltage Regulators
SVHC
No SVHC (25-Jun-2025)
Input Voltage Min
2.5V
Fixed Output Voltage Nom
3.3V
Output Voltage - Nom
3.3V
Adjustable Output Voltage Min
-
Adjustable Output Voltage Max
-
Output Current
100mA
Polarity
Positive Output
Output Current Max
100mA
LDO Regulator Case Style
SOT-89
Dropout Voltage Typ @ Current
180mV
IC Mounting
Surface Mount
No. of Pins
3Pins
Operating Temperature Max
125°C
MSL
MSL 1 - Unlimited
Technical Docs (2)
Legislation and Environmental
US ECCN:EAR99
EU ECCN:Unknown
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (25-Jun-2025)
Download Product Compliance Certificate
Product Compliance Certificate