# Voltage Regulators

> Voltage regulators and stabilizer modules: LM317, LM7805, LM336, AMS117, AVR AS440 for generators

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/voltage-regulators
- Category: Electronic components > Other Tension Modules > Voltage Regulators
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:21 (Europe/Bucharest)

## Products (6)

### Automatic Voltage Regulator (AVR) AS440
- Page: https://sigmanortec.ro/en/automatic-voltage-regulator-avr-as440
- Details: https://sigmanortec.ro/en/llms/p/2373.md
- Price: 266.78 RON
- Availability: Out of stock
- Reference: 88209 · EAN: 5943559888475

Automatic voltage regulator for brushless synchronous generators, maintains voltage stability in industrial applications with ±1% accuracy. Compatible with 100-130 VAC or 190-264 VAC sensing at 50/60 Hz, provides excitation up to 82 VDC with 4 A continuous and 7.5 A peak, includes underfrequency and excitation overload protection, and allows external adjustment and droop for parallel operation.
The AVR (Automatic Voltage Regulator) module from the AS440 series is designed for automatic output voltage regulation on brushless synchronous generators. The AVR ensures voltage regulation within ±1% and includes under-frequency protection (UFRO) and support for parallel operation.
Specifications …

### Set of 70 pieces AMS117, 7 values
- Page: https://sigmanortec.ro/en/set-of-70-pieces-ams117-7-values
- Details: https://sigmanortec.ro/en/llms/p/1435.md
- Price: 40.61 RON
- Availability: In stock; 1-2 zile
- Reference: 9329 · EAN: 5949683966157

Set of 70 AMS1117 linear voltage regulators, with 10 pieces of each of the 7 values: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5.0V and ADJ. Intended for prototyping and repairs, providing voltage stabilization for development boards and modules. Compact format, suitable for PCB mounting.

### LM336 voltage regulator, 5V
- Page: https://sigmanortec.ro/en/lm336-voltage-regulator-5v
- Details: https://sigmanortec.ro/en/llms/p/580.md
- Price: 3.63 RON
- Availability: In stock; 1-2 zile
- Reference: 33019 · EAN: 5941568010412
- Specifications: Output Voltage: 5 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

LM336 programmable shunt voltage regulator with a 5V DC output voltage. Provides a stable, precise voltage reference in a TO-92 package, suitable for measurement and calibration projects such as voltmeters, and easy to integrate into analog and digital circuits.

### Voltage regulator LM317T LM317
- Page: https://sigmanortec.ro/en/voltage-regulator-lm317t-lm317
- Details: https://sigmanortec.ro/en/llms/p/582.md
- Price: 2.72 RON
- Availability: In stock; 1-2 zile
- Reference: 33031 · EAN: 5946828898953
- Specifications: Minimum Output Voltage: 1.25; Maximum Output Voltage: 37; Source Type: descend; Voltage Adjustment: Yes; Adjustment Type: Variable; Maximum Output Current: 1.5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Adjustable linear voltage regulator LM317T (LM317) in TO-220 package. Variable output voltage from 1.25 V to 37 V, maximum output current 1.5 A. DC input voltage accepted from 4.2 V to 40 V. Step-down type with variable voltage regulation. Suitable for voltage stabilization and regulation in electronic projects and power supplies.

### Voltage regulator LM7805 L7805 5V
- Page: https://sigmanortec.ro/en/voltage-regulator-lm7805-l7805-5v
- Details: https://sigmanortec.ro/en/llms/p/583.md
- Price: 2.30 RON
- Availability: In stock; 1-2 zile
- Reference: 33023 · EAN: 5941210761600
- Specifications: Source Type: descend; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 1; Output Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Linear voltage regulator LM7805/L7805, step-down type, with fixed 5V DC output. Input voltage 7-35V DC, maximum output current 1.5A (1A recommended), TO-220 package. Line Regulation 50 mV, Load Regulation 100 mV, maximum dropout 2.5V at 1A. Operating temperature 0-150 C.

### LM7805 voltage regulator module, 5V, 1.5A
- Page: https://sigmanortec.ro/en/lm7805-voltage-regulator-module-5v-15a
- Details: https://sigmanortec.ro/en/llms/p/368.md
- Price: 10.94 RON
- Availability: In stock; 1-2 zile
- Reference: 33571 · EAN: 5941784449041
- Specifications: Source Type: descend; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 1.5 A; Output Voltage: 5 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

LM7805 voltage regulator module, step-down type, fixed 5V DC output, maximum output current 1.5A. Accepts DC input 8-15V or AC input 6-12V thanks to an integrated 3A bridge rectifier, regardless of polarity. Load regulation 100mV, quiescent current 8mA, output noise voltage 42uV, output impedance 15mOhm. Dimensions 57x23mm.