Texas Instruments LM2940CS-5.0/NOPB, LDO Regulator, 1A, 5 V, 6.25 → 26 Vin 3-Pin D2PAK

Texas Instruments

Product Information

Number of Outputs:
1
Mounting Type:
Surface Mount
Regulator Type:
Low Dropout Voltage
Output Type:
Adjustable
Output Voltage:
5 V
Package Type:
DDPAK, TO-263
Maximum Output Current:
1A
Pin Count:
3
Accuracy:
2%
HTSUS:
8542.39.0001
RoHS Status:
ROHS3 Compliant
Voltage Dropout (Max):
0.8V @ 1A
Operating Temperature:
0°C ~ 125°C
Package / Case:
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Protection Features:
Over Current, Over Temperature, Reverse Polarity, Short Circuit
edacadModel:
LM2940CS-5.0/NOPB Models
Voltage - Output (Min/Fixed):
5V
Number of Regulators:
1
REACH Status:
REACH Unaffected
Output Type:
Fixed
Current - Output:
1A
Current - Supply (Max):
15 mA
Voltage - Input (Max):
26V
edacadModelUrl:
/en/models/334840
Voltage - Output (Max):
-
Control Features:
-
Current - Quiescent (Iq):
10 mA
Package:
Tube
Moisture Sensitivity Level (MSL):
3 (168 Hours)
standardLeadTime:
6 Weeks
Mounting Type:
Surface Mount
PSRR:
64dB (120Hz)
Series:
-
Supplier Device Package:
TO-263 (DDPAK-3)
Output Configuration:
Positive
Base Product Number:
LM2940
ECCN:
EAR99
RoHs Compliant
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Texas Instruments LM2940CS-5.0/NOPB is a robust, 1 A, 5 V fixed linear LDO regulator housed in a compact DDPAK / TO-263 (D2PAK) surface-mount package. Designed for demanding automotive and industrial applications, it delivers dependable 5 V output with low dropout and wide input voltage range, all backed by TI’s quality assurance.

Technical Specifications

  • Regulator Type: Fixed-output Low‑Dropout (LDO) linear regulator.
  • Maximum Dropout Voltage: Up to 0.8 V at 1 A (≈0.15 V at 100 mA).
  • Quiescent Current: Typically 10–15 mA.
  • Accuracy: ±2 %.
  • Operating Temperature: 0°C to 125 °C.
  • Package / Material: Surface Mount DDPAK / TO‑263‑4 (D2PAK) with tab.
  • Protection: Reverse‑battery, short‑circuit, over‑current, thermal, and mirror‑image insertion.

Exceptional Advantages of the Product

  • Efficient Power Delivery: Capable of delivering a clean, stable 5 V at 1 A with minimal voltage drop, essential for automotive and heavy-duty industrial electronics.
  • Built-In Protection Suite: Safeguards your design against common faults such as reverse battery, thermal overload, or short circuits, enhancing reliability and reducing design complexity.
  • Compact SMD Form Factor: The D2PAK package offers easy PCB placement and efficient heat dissipation via tab to pads, ideal for space-constrained, high-current power rails.

Why Buy It?

TI’s LM2940CS-5.0/NOPB outperforms generic 78L05-style regulators with its superior current capacity, low dropout voltage, and robust protection features. Ideal for automotive ECUs, embedded control systems, LED drivers, and industrial power modules, it delivers consistent 5 V regulation even under harsh transient conditions.

pdf icon
Datasheet(Technical Reference)
pdf icon
Mult Devices 12/Apr/2018(PCN Assembly/Origin)

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Yes. Our products in Voltage Regulators - Linear category are shipped in lowest possible time.
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