SKKH273/16E Silicon Controlled Rectifier, 450A I(T)RMS, 273000mA I(T), 1600V V(DRM), 1600V V(RRM), 1 Element, CASE A 56A, SEMIPACK 3, 5 PIN

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SKKH273/16E

Name: SKKH273/16E
Brand: Semikron
SKU: 8800916
Price: 80.67675 USD
Availability: InStock
Rating: 5.0 (114308 reviews)

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Silicon Controlled Rectifier, 450A I(T)RMS, 273000mA I(T), 1600V V(DRM), 1600V V(RRM), 1 Element, CASE A 56A, SEMIPACK 3, 5 PIN

Manufacturer Part Number: SKKH273/16E
Brand: Semikron
Package / Case: module
Category: Discrete Semiconductor
Warranty: 100% Perfect Functions

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Web Site	Package	Brand	Est. Market Price	Description
Texas Instruments (TI)	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
STMicroelectronics (ST)	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
DigiKey	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
Mouser	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
RS America	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出

The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！

Product Attributes

SKKH273/16E is a three-phase bridge rectifier module manufactured by SEMIKRON. It is designed for use in motor drives, inverters, and other power electronic applications. The SKKH273/16E module has a maximum current rating of 273A and a maximum voltage rating of 1600V. It has a low forward voltage drop and a high surge current capability. The module also features a high thermal conductivity, low thermal resistance, and a high power density. It is designed for use in high-temperature applications and is UL recognized. The module is also RoHS compliant. (For reference only)

SKKH273/16E Thyristor Module

High-power phase-control thyristor module for industrial AC power control applications.

Rated current: 273 A (RMS)

Blocking voltage: 1600 V (V_RRM/V_DRM)

Isolation voltage: 4000 V_RMS

Thermal resistance: 0.085 °C/W (junction-to-case)

Package: Press-pack, stud-mount

QUANTITY	UNIT PRICE	PLUS UNIT PRICE	TOTAL PRICE
≥1:	US $80.67675	US $72.60907	US $72.60907
≥2:	US $80.67675	US $72.60907	US $145.21814
≥5:	US $75.29830	US $67.76847	US $338.84235
≥10:	US $75.29830	US $67.76847	US $677.68470
≥20:	US $75.29830	US $67.76847	US $1355.36940
≥30:	US $75.29830	US $67.76847	US $2033.05410
≥50:	US $75.29830	US $67.76847	US $3388.42350
≥100:	US $74.76046	US $67.28441	US $6728.44100
≥500:	US $74.22261	US $66.80035	US $33400.17500

Substitute (equivalent) Product

Substitute Product Name	Description
SKKH273/16	Standard modular power thyristor/diode module with similar specs to SKKH273/16E
SKKT273/18E	Dual thyristor module, designed for industrial applications, similar to SKKH273/16E
TT250N16KOF	Thyristor module designed for various power control applications
MCD250-16io1	Dual thyristor module with integrated anti-parallel thyristors for high reliability

Product Usage

The SKKH273/16E is a thyristor (specifically a stud-type phase-control thyristor) manufactured by Semikron. This high-power semiconductor device is used in various circuits for industrial applications, particularly where controlled rectification or switching of large currents and voltages is necessary. Here are some examples of circuits and applications where the SKKH273/16E might be used:

AC/DC Converters and Speed Control for Motors:
- Used in phase-controlled rectifiers to convert AC to DC.
- Variable frequency drives (VFDs) for controlling the speed of AC motors.
- DC motor control systems for regulating motor speeds.
Power Supplies:
- High power DC power supplies.
- Uninterruptible Power Supplies (UPS) for both industrial and commercial applications.
Electric Welding Equipment:
- Controlled rectifiers for arc welding machines.
Heating Systems:
- Industrial heating and temperature control systems, such as those used in furnaces or other high-power heating applications.
Lighting Control:
- Dimming circuits for large lighting installations, particularly where phase control is utilized.
Static Switches:
- Used in static transfer switches to switch loads between different power sources.
Soft Starters:
- Soft starting circuits for large motors to reduce the inrush current and mechanical stress on the motor during startup.
Regulated Power Supplies:
- Controlled rectifiers in high power regulated power supply systems where voltage or current needs to be controlled.
Crowbar Circuits:
- SCR-based crowbar protection circuits for overvoltage protection.
Inverters:
- Certain inverter designs may employ thyristors for power inversion applications.

The key features such as high current handling capacity and the ability to control large voltages make the SKKH273/16E suitable for these types of high-power, industrial-grade applications. These thyristors are generally chosen for their reliability and efficiency in handling substantial power levels.

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SKKH273/16E Silicon Controlled Rectifier, 450A I(T)RMS, 273000mA I(T), 1600V V(DRM), 1600V V(RRM), 1 Element, CASE A 56A, SEMIPACK 3, 5 PIN

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SKKH273/16E

SKKH273/16E has several brands around the world that may have alternate names for SKKH273/16E due to regional differences or acquisition. SKKH273/16E may also be known as the following names:

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