Low Dropout (LDO) Regulators 12V 1.5A Positive
L4940V12: Low Dropout (LDO) Regulators 12V 1.5A Positive
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Input Voltage MAX : | 17 V | Output Voltage : | 12 V | ||
Dropout Voltage (Max) : | 900 mV | Output Current : | 1.5 A | ||
Load Regulation : | 35 mV | Number of Outputs : | 1 | ||
Output Type : | Fixed | Maximum Operating Temperature : | + 150 C | ||
Mounting Style : | Through Hole | Package / Case : | TO-220 |
Symbol | Parameter² | Value | Unit | |
VI | Forward Input Voltage | 30 | V | |
VIR | Reverse Input Voltage | VO=5V RO=100Ω | -15 | V |
VO=8.5V RO=180Ω | -15 | V | ||
VO=10V RO=200Ω | -15 | V | ||
VO=12V RO=240Ω | -15 | V | ||
IO | Output Current | Internally Limited | mA | |
PD | Power Dissipation | Internally Limited | mW | |
Top | Operating Junction Temperature Range | -40 to +150 | ||
Tstg | Storage Temperature Range | -40 to +150 |
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
The L4940 series of three terminal positive regulators is available in TO-220, TO-220FP and D2PAK packages and with several fixed output voltages, making it useful in a wide range of industrial and consumer applications. Thanks to its very low input/output voltage drop, L4940 series are particularly suitable for battery powered equipments, reducing consumption and prolonging battery life. Each type employs internal current limiting, antisaturation circuit, thermal shut-down and safe area protection.
Technical/Catalog Information | L4940V12 |
Vendor | STMicroelectronics |
Category | Integrated Circuits (ICs) |
Regulator Type | Single Output |
Package / Case | TO-220-3 (Straight Leads) |
Packaging | Tube |
Regulator Topology | Positive Fixed |
Current - Output | 1.5A |
Voltage - Output | 12V |
Operating Temperature | -40°C ~ 150°C |
Voltage - Input | 11 ~ 17 V |
Number of Regulators | 1 |
Current - Limit (Min) | - |
Current Short Circuit (Isc) | 2A |
Lead Free Status | Lead Free |
RoHS Status | RoHS Compliant |
Other Names | L4940V12 L4940V12 497 1403 5 ND 49714035ND 497-1403-5 |