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IGBT Driver Gate
IGBT Driver Gate

IGBT Driver Gate

The TDL341 series Photocoupler is ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications and inverters in power supply system. It contains an AlGaAs LED optically coupled to an integrated circuit with a power output stage.
The 2.5A peak output current is capable of directly driving most IGBTs with ratings up to 1200 V/200 A. For IGBTs with higher ratings, the TDS341 series can be used to drive a discrete power stage which drives the IGBT gate. The Photocoupler's operational parameters are guaranteed over the temperature range from -40°C ~ +110°C.
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product parameter (specification)

2.5 A minimum peak output current.

Rail-to-rail output voltage.

110 ns maximum propagation delay.

Under Voltage Lock-Out protection (UVLO).

with hysteresis.

Wide operating range: 15 to 30 Volts (VCC).

Guaranteed performance over temperature.

-40°C ~ +110°C.

 

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

Min

Max

UNIT

NOTE

Storage Tempera

T stg

-55

125

°C

-

Operating Temperat

T opr

-40

110

°C

-

Output IC Junction Temperatur

TJ

-

125

°C

-

Total Output Supply Volt

(VCC -VSS)

0

35

v

-

Average Forward Input Cu

IF

-

20

mA

-

Reverse Input Voltage

VR

-

5

V

-

"High" Peak Output Curren

IOH(PEAK)

2.5

-

A

1

Low" Peak Output Curren

IOL(PEAK)

2.5

-

A

1

Output Voltage

VO(PEAK)

-0.5

Vcc

V

-

Power Dissipation

PI

-

45

mW

-

Output IC Power Dissipation

PO

-

700

mw

-

Lead Solder Temperat

Tsol

-

260

°C

-

 

ELECTRICAL OPTICAL CHARACTERISTICS at Ta=25°

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

TEST CONDITION

NOTE

INPUTCHARACTERISTICS

Forward Voltage

VF

-

1.38

1.8

V

IF=10mA

-

Reverse Current

IR

-

-

10

μA

 

VR=5V

-

Input Threshold Current

(Low to High)

IFLH

-

0.9

2

mA

VO > 5V, IO =0A

-

Input Threshold Voltage

(High to Low)

VFHL

0.8

-

-

V

VCC = 30 V, VO<5V

  

InputCapacitance

Cin

-

60

-

pF

V=0,f=1MHz

 

OUTPUTCHARACTERISTICS

High Level SuPPly Current

ICCH

-

1.50

3

mA

IF = 10 mA, VCC = 30 V, VO = Open, Rg = 30Ω,Cg = 3 nF

 

Low Level Supply Current

ICCL

-

1.50

3

mA

F = 0 mA, VCC = 30 V, VO = Open, Rg = 30Ω, Cg = 3 nF

 

High Level Ouput Volt

VOH

29.7

29.88

-

V

IF = 10 mA, IO = -100 m

2,3

Low Level Output Voltag

VOL

-

0.1

0.3

V

F = 0 mA, IO =100mA

  

High Level Output Current

IOH

-2.5

-

-

A

F = 10 mA, VCC = 30V

VO = VCC-4

1

Low Level Output Curr

IOL

2.5

-

-

A

F = 0 mA, VCC = 30V

VO = Vss+4

  

Under Voltage Lockout

Threshold

VUVLO+

11.0

12.6

13.5

V

VO > 5V, IF =10mA

  

VUVLO-

5.9

11.2

12.0

V

VO < 5V, IF =10mA

  

 

product feature and application
product feature and application

 

IGBT/MOSFET gate drive

Uninterruptible power supply (UPS)

Industrial Inverter

AC/Brushless DC motor drives

Switching power suppliers

TDL341 It can replace Avago ACPL-P341/ACPL-W341, Fairchild FOD8342, Toshiba TLP5702, and Liteon LTV-341, with an isolation voltage of 5000Vrms and a rated power supply voltage range of 10 to 30V. It is widely used in switch mode power supplies, IGBT/MOSFET gate drives, AC and brushless DC motor drives, renewable energy inverters, and industrial inverters;

product feature and application 2

 

prodection details

 

LS0P6 Gate Driver

IGBT Driver Gate

PACKAGE DIMENSIONS (Dimensions in mm unless otherwise stated)
 

prodertion details 2

prodertion details

prodect qualification

product feature and application (2).png

prodect qualification (4).png

prodect qualification (5).png

 

Deliver,shippingandserving

Delivershippingandserving

 

Latest news

 

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FAQ

Q: Characteristics of 341 optocoupler?

A: 341 optocoupler is an electronic component used for isolating and transmitting electrical signals. It typically includes a light-emitting diode (LED) and a photodetector, which are packaged in an integrated circuit. When the input voltage is applied to the LED, it emits light, which is captured by the photodetector and converted into current, thereby generating a signal at the output end. This design provides electrical isolation, which can protect sensitive circuits from noise and overvoltage interference. 
From the three descriptions you provided, we can summarize some characteristics of the 341 optocoupler:
(1) OR-341 optocoupler: Internally containing an AlGaAs LED. High operating voltage range, suitable for driving power IGBT and MOSFET. Suitable for motor controlled inverter applications. 
(2) LTV-341 P series Guangbao IGBT optocoupler: LSOP6 packaging. Suitable for IGBT gate drive. Equipped with undervoltage lockout (UVLO) function. 
(3) W-341 and A3120 optocouplers: 3A maximum peak current output, 2.5A minimum peak output. 35KV insulation withstand voltage. 3mA power supply current. Industrial grade temperature range: -40 to+105 degrees Celsius. Safety certification: UL, VDE3750. Applied in IGBT/MOSFET drive, AC motor DC brushless drive, frequency converter and other fields.

Q: What is the relationship between IGBT and IGBT Driver Gate341 optocoupler?

A: The relationship between IGBT (Insulated Gate Bipolar Transistor) and 341 optocoupler is mainly reflected in the optocoupler being used as an isolation driver for IGBT. In many power electronic applications, such as motor control, power conversion, and inverter systems, IGBT, as a power electronic switch, requires precise and reliable driving signals to control its opening and closing. 
Optocouplers (referred to as optocouplers), due to their inherent electrical isolation ability, can provide necessary isolation between the control circuit and the main circuit, preventing interference from high voltage and high current on the control circuit. The function of the 341 optocoupler here is to isolate the control signal of the IGBT and transmit the driving signal to control the switching action of the IGBT. Specifically, IGBT optocoupler drivers typically need to meet the following requirements: 
(1) High isolation voltage: Ensure electrical safety between the control circuit and the main circuit. 
(2) Fast response time: Ensure real-time signal transmission to achieve fast switching of IGBT. 
(3) Sufficient driving current: The gate charging current required to drive the IGBT to ensure reliable conduction and shutdown. 
(4) Low conduction voltage drop: reduces the voltage drop of the optocoupler in the conduction state to improve system efficiency. 
(5) High reliability: Due to the critical role of IGBT in the system, its driver must have high reliability. 
Therefore, selecting the appropriate 341 optocoupler is crucial for the performance and system stability of IGBT. Different optocoupler models may have different performance characteristics, and users should choose appropriate optocoupler products based on application needs.

Q: The relationship between energy storage and 341 optocoupler?

A: The relationship between the energy storage system and the 341 optocoupler lies in the crucial isolation and driving role of the optocoupler in the power electronic interface of the energy storage system. In various energy storage systems, such as battery storage systems, flywheel energy storage systems, supercapacitor energy storage systems, etc., power electronic devices such as IGBT or MOSFET are used to control the charging and discharging process of electrical energy. The control of these power electronic devices requires precise and reliable driving signals, and optocouplers (optocouplers) can provide such driving signals, and due to their inherent electrical isolation ability, they can provide necessary isolation between the control circuit and the power circuit. 
Specifically, the functions of the 341 optocoupler in the energy storage system include: 
Electrical isolation: Due to the high voltage and current involved in the charging and discharging process of energy storage systems, optocouplers can ensure electrical safety between control circuits and power circuits, avoiding noise and interference that may affect the stability of the entire system. 
Signal transmission: Optocouplers are used to convert signals generated by control circuits into signals sufficient to drive power electronic switches (such as IGBTs), thereby controlling the charging and discharging process of energy storage systems. 
Protection function: Through the isolation effect of the optocoupler, the control signal can be quickly cut off in case of a fault in power electronic equipment, avoiding the spread of the fault. 
Environmental adaptability: In some extreme environments, the stable operation of the optocoupler can help the entire energy storage system maintain good performance and reliability. 
When selecting the 341 optocoupler suitable for energy storage systems, factors to consider include but are not limited to electrical isolation capability, driving capability, response speed, operating voltage and current, packaging form, environmental conditions, and cost.

 

 

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