LD2981ABU33TR
SearchLDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R
Lifecycle: Active Supply Risk Score and Supply Risk Trend are available on Pro and Enterprise. Watchlist (Pro)
Datasheets:Datasheet (Farnell)
Country of origin: —RoHS Compliant MSL MSL 1
Farnell(1/8)
Supply Risk Summary
Supply chain risk trend is available on Pro and Enterprise plans.
Multi-source
Active
Sign in to view detailed supply risk factors and indicators.
View PlansConfirmed Stock
106,970
Availability is incomplete; unknown stock and unidentified marketplace inventory are excluded.
9 of 14 suppliers stocked
Best Unit Price
—
Availability
9of 14 suppliers
Fastest delivery: 105 days
Shortest factory lead: 30 weeks
Stock by Supplier
Stock & Availability
| Supplier | Supplier Part Number | Stock | Delivery | Factory Lead | MOQ | Packaging | Status |
|---|---|---|---|---|---|---|---|
 | 61,970 | — | — | Minimum order quantity 175 | Reel - TR | In Stock | |
 | 8,154 | — | 30 weeks | Minimum order quantity 1Order multiple 2,500 | Cut Tape (CT) | In Stock | |
| 8,154 | — | 30 weeks | Minimum order quantity 1Order multiple 2,500 | Digi-Reel® | In Stock | |
| 7,500 | — | 30 weeks | Minimum order quantity 2,500Order multiple 2,500 | Tape & Reel (TR) | In Stock | |
 | 4,793 | — | — | Minimum order quantity 1 | RL1 | In Stock | |
 | 3,303 | — | 30 weeks | Minimum order quantity 1Order multiple 2,500 | Reel, Cut Tape, MouseReel | In Stock | |
 | 3,047 | 105 days | — | Minimum order quantity 1 | — | In Stock | |
| 3,047 | 105 days | — | Minimum order quantity 100 | — | In Stock | |
 | LD2981ABU33TR | 2,500 | 217 days | — | Minimum order quantity 2,500Order multiple 2,500 | — | In Stock |
   | 2,500 | — — — | — — — | Minimum order quantity 2,500Order multiple 2,500 Minimum order quantity 1 Minimum order quantity 39 | TAPE/REEL | In Stock | |
 | 1,562 | — | — | Minimum order quantity 1Order multiple 2,500 | Tape & Reel (TR) | In Stock | |
 | LD2981ABU33TR | 440 | 217 days | — | Minimum order quantity 2,500Order multiple 2,500 | — | In Stock |
 | 0 | — | 30 weeks | Minimum order quantity 2,500Order multiple 2,500 | REEL | No Stock | |
 | 0 | — | — | Minimum order quantity 2,500Order multiple 2,500 | RL | No Stock |
Supplier Part Details
| Supplier | Description | RoHS | MSL | Life Cycle | SVHC | Category | Country | Weight | Tariff Code | Packaging | Links |
|---|---|---|---|---|---|---|---|---|---|---|---|
TME LD2981ABU33TR | IC: Spannungsstabilisator; LDO,Linie,nicht geregelt; 3,3V; 0,1A | — | — | — | — | LDO-Festspannungsregler | — | — | — | RL1 | |
Digi-Key 497-1524-1-ND | Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3 | — | MSL 1 | Active | — | Integrated Circuits (ICs) | — | — | 8542.39.0090 (US HTS) | Cut Tape (CT) | |
Farnell 2849781 | STMICROELECTRONICS - LD2981ABU33TR - LDO-Festspannungsregler, 2.5V bis 16V, 180mV Dropout, 3.3V/100mAout, SOT-89-3 | Yes | — | Active | No SVHC (25-Jun-2025) | — | MY | — | 85423990 (EU CN) | — | |
Verical LD2981ABU33TR | LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R | Yes | — | Active | — | Linear Regulators | CN | — | — | — | |
Arrow USA LD2981ABU33TR | LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R | Yes | — | Active | — | Linear Regulators | CN | — | — | — | |
Farnell 2849781RL | STMICROELECTRONICS - LD2981ABU33TR - LDO-Festspannungsregler, 2.5V bis 16V, 180mV Dropout, 3.3V/100mAout, SOT-89-3 | Yes | — | Active | No SVHC (25-Jun-2025) | — | MY | — | 85423990 (EU CN) | — | |
Digi-Key 497-1524-2-ND | Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3 | — | MSL 1 | Active | — | Integrated Circuits (ICs) | — | — | 8542.39.0090 (US HTS) | Tape & Reel (TR) | |
Digi-Key 497-1524-6-ND | Linear Voltage Regulator IC Positive Fixed 1 Output 100mA SOT-89-3 | — | MSL 1 | Active | — | Integrated Circuits (ICs) | — | — | 8542.39.0090 (US HTS) | Digi-Reel® | |
Avnet EBV LD2981ABU33TR | VERY LOW DROP VOLTAG | Yes | — | — | — | — | — | — | — | — | |
LCSC C221514 | 3.3V Positive Fixed SOT-89-3 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators RoHS | Yes | — | — | — | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | — | 0.000253 g | — | Tape & Reel (TR) | |
Future Electronics LD2981ABU33TR | LD2981 Series 100 mA 3.3 V Fixed Output LDO Regulator with Inhibit - SOT-89 | Yes | — | Active | — | linear regulators | — | 0.256 g | — | REEL | |
Winsource LD2981ABU33TR | IC REG LDO 3.3V 0.1A SOT89-3 | Yes | — | — | — | — | — | — | — | Reel - TR | |
RS 1657416 | STMicroelectronics Spannungsregler 100mA, 1 Niedrige Abfallspannung SOT-89, 3-Pin, Fest | — | — | — | — | — | — | — | — | RL | |
Avnet Silica LD2981ABU33TR | SOT 89/3.3V-100MA 0.75% LD. | Yes | — | — | — | — | — | — | — | — | |
Mouser 511-LD2981ABU33 | LDO Voltage Regulators 3.3V 100mA Positive | Yes | — | — | — | LDO Voltage Regulators | — | 0.000131 g | 8542399000 | Reel, Cut Tape, MouseReel | |
MyArrow LD2981ABU33TR | LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R | Yes | — | Active | — | SP2 | — | — | — | TAPE/REEL |
Technical Attributes
Anzahl der Ausgänge1Ausgänge
Anzahl der Pins3Pin(s)
AusgangFest
Ausgangsspannung, max.-
Ausgangsspannung, min.-
Ausgangsspannung, nom.3.3V
Ausgangsstrom, max.100mA
Ausgangsstrom, max.100mA
Betriebstemperatur, max.125°C
Betriebstemperatur, min.-40°C
Dropout-Spannung, typ., bei Strom180mV
Eingangsspannung, max.16V
Eingangsspannung, min.2.5V
euEccnNLR
hazardousfalse
IC-Gehäuse / BauformSOT-89
IC-MontageOberflächenmontage
isCanonicalY
MSLMSL 1 - unbegrenzt
Nennausgangsspannung3.3V
PolaritätPositiver Ausgang
productTraceabilityYes-Date/Lot Code
Produktpalette3.3V 100mA LDO Voltage Regulators
rohsPhthalatesCompliantYES
Typische Dropout-Spannung bei Strom180mV
usEccnEAR99