
For Reference Only
Part Number | LD2981CU33TR |
OEMstron Part # | LD2981CU33TR |
Manufacturer | STMicroelectronics |
Category | Semiconductors › Power Management ICs › Voltage Regulators - Linear |
Description | IC REG LINEAR 3.3V 100MA SOT89-3 |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | LD2981CU33TR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 17 - Mar 22 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
LD2981CU33TR Specifications
Part Number | LD2981CU33TR | |
Brand | STMicroelectronics | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | Voltage Regulators - Linear | |
Manufacturer | STMicroelectronics | |
Series | - | |
Output Configuration | Positive | |
Output Type | Fixed | |
Number of Regulators | 1 | |
Voltage - Input (Max) | 16V | |
Voltage - Output (Min/Fixed) | 3.3V | |
Voltage - Output (Max) | - | |
Voltage Dropout (Max) | 0.375V @ 100mA | |
Current - Output | 100mA | |
Current - Quiescent (Iq) | 150µA | |
Current - Supply (Max) | 2.6mA | |
PSRR | 63dB (1kHz) | |
Control Features | - | |
Protection Features | Over Current, Over Temperature | |
Operating Temperature | -40°C ~ 125°C | |
Mounting Type | Surface Mount | |
Package / Case | TO-243AA | |
Supplier Device Package | SOT-89-3 |
LD2981CU33TR Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
LD2981CU33TR D# E02:0323_00210367 STMicroelectronics |
LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R RoHS: Compliant
|
Europe - 5000 |
Part Number | Description | Stock |
LD2981CU33TR D# 51AC9075 STMicroelectronics |
LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R - Product that comes on tape, but is not reeled (Alt: 51AC9075) RoHS: Compliant
|
Americas - 287 |
Part Number | Description | Stock |
LD2981CU33TR D# LD2981CU33TR STMicroelectronics |
LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R (Alt: LD2981CU33TR) |
Europe - 2500 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
STMicroelectronics LD2981CU33TR |
5165 |
Part Number | Description | Stock |
LD2981CU33TR D# C1S730200417411 STMicroelectronics |
LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R RoHS: Compliant
pbFree: Yes
Min Qty: 5
|
1752 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
Fixed 16V 3.3V 375mV @ 100mA SOT-89(SOT-89-3) Dropout Regulators(LDO) RoHS |
78 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
Fixed Positive LDO Regulator, 3.3V, 0.375V Dropout, BIPolar, PSSO3 RoHS: Compliant
|
Europe - 5000 |
Part Number | Description | Stock |
LD2981CU33TR D# 497-3483-1-ND STMicroelectronics |
IC REG LINEAR 3.3V 100MA SOT89-3 |
7846 In Stock |
Part Number | Description | Stock |
LD2981CU33TR D# 2849783RL STMicroelectronics |
LDO, FIXED, 3.3V, 0.1A, SOT-89-3 RoHS: Compliant
Min Qty: 1
Container: Reel
|
0 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
OEM/CM QUOTES ONLY | NO BROKERS |
139200 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
in stock - can ship the same day |
680 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
OEM/CM Immediate delivery |
180000 |
Part Number | Description | Stock |
LD2981CU33TR D# 511-LD2981CU33 STMicroelectronics |
LDO Voltage Regulators 3.3V 100mA Positive RoHS: Compliant
|
12526 |
Part Number | Description | Stock |
LD2981CU33TR D# XSFP00000086592 STMicroelectronics |
LD2981 Series 100 mA 3.3 V Fixed Output LDO Regulator with Inhibit - SOT-89 |
17500 |
Part Number | Description | Stock |
LD2981CU33TR D# 56P7825 STMicroelectronics |
CONSUMER MEMS RoHS: Not Compliant
Min Qty: 5000
Container: TAPE & REEL - FULL
|
0 |
Part Number | Description | Stock |
LD2981CU33TR D# NS-LD2981CU33TR STMicroelectronics |
OEM/CM ONLY |
7522 |
Part Number | Description | Stock |
LD2981CU33TR SGS Semiconductor Ltd |
904 |
Part Number | Description | Stock |
LD2981CU33TR D# 6868846P STMicroelectronics |
STMicroelectronics LD2981CU33TR, LDO Regulator, 100mA, 3.3 V 3-Pin, SOT-89, RL Min Qty: 5
Container: Reel
|
1905 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
OEM/CM ONLY |
102516 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
IN stock Immediate delivery |
179985 |
Part Number | Description | Stock |
LD2981CU33TR STMicroelectronics |
shipping today |
4996 |
Part Number | Description | Stock |
LD2981CU33TR D# 12033810 STMicroelectronics |
LDO Regulator Pos 3.3V 0.1A 4-Pin(3+Tab) SOT-89 T/R RoHS: Compliant
|
Americas - 5000 |
Part Number | Description | Stock |
LD2981CU33TR D# 2849783 STMicroelectronics |
LDO, FIXED, 3.3V, 0.1A, SOT-89-3 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
345 |
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Quick Inquiry
In Stock | 20,393 - More on Order |
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Quote Limit | No Limit |
Lead-Time | Can Ship Immediately |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.9678 | $ 0.9678 |
100 | $ 0.9678 | $ 96.7800 |
500 | $ 0.9678 | $ 483.9000 |
1000 | $ 0.9678 | $ 967.8000 |
2500 | $ 0.9678 | $ 2,419.5000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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