F1891SD1200 Crydom - Power Transistor Module

F1891SD1200 Description

The Crydom F1891SD1200 is an SCR/diode power module, rated for 1200 V and 90 A. It is used as a building block for AC switches, soft starters, controlled rectifiers and heater controls.

USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the F1891SD1200, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.

Summary of Features

Target Applications

Crydom F1891SD1200 is used for AC/DC power conversion and control: controlled rectifiers, DC motor drives, heater and power control, battery chargers and power supplies.

Key Specifications

Crydom F1891SD1200 is an F18 Series SCR/diode power module, 90 A average output current, circuit SD (SCR doubler), 1200 V reverse blocking, isolation barriers without auxiliary cathodes. Source: Crydom F18 Series Power Modules brochure (Performance Characteristics). Values at 25°C unless noted.

Parameter	Value
Average output current per device (Tc = 85°C)	90 A
Reverse blocking voltage (VRRM)	1200 V
Circuit configuration	SD: SCR doubler
One-cycle surge current, peak (non-repetitive)	1950 A
I²t for fusing (8.3 ms)	15800 A²s
Rate of rise of on-state current	100 A/µs
Rate of rise of off-state voltage (Tc = 125°C)	500 V/µs
Leakage current (max, Tj = 125°C, rated voltage)	20 mA
Gate current to fire (max, VD = 6 V)	150 mA
Gate voltage to fire (max, VD = 6 V)	3 V
Latching / holding current (max)	500 mA / 300 mA
Thermal resistance junction to case, per module	0.15 °C/W
Thermal resistance case to sink (with grease)	0.1 °C/W
Isolation voltage (min, terminal to base)	2500 Vrms
Junction operating and storage temperature	-40 to 125°C
Mounting torque	Mounting screws 20 in-lb; terminal studs 30 in-lb

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