Solidtron SP245-03 Initiator Firing Switch
PART/ SP245-03

SP245-03, JEDEC TO-247 (5L)

The Solidtron SP245-03 is an advanced high-voltage current-controlled thyristor packaged in a JEDEC TO-247 (5L) package.

Features:
  • 1400V Repetitive Off-State Voltage
  • VGK = 0V = OFF-STATE
  • 100 kA/µs dI/dt Capability
  • Low Turn-on Delay Time
  • Low Conduction Loss
  • 3.5kA Repetitive Surge Current
Applications:
  • LEEFI Detonators
  • Electronic Safe and Arm Devices
  •  Ignition Safety Devices
  • Firing Modules
  • Capacitor Discharge Units

Maximum Ratings

Symbol

Value

Units

Repetitive Peak Off-State Voltage 

VDRM

1500

V

Repetitive Peak Reverse Voltage

VRRM

-10

V

Off-State Rate of Change of Voltage Immunity (VD=1500V)

dv/dt

1000

 V/µSec

Peak Non-Repetitive Surge Current (1/2 Sinusoid Pulse Duration =/<300nSec)

ITSM

4000

A

Peak Repetitive Surge Current (1/2 Sinusoid Pulse Duration =/<300nSec)

ITRM

3500

A

Rate of Change of Current

dI/dt

100

 kA/µSec

Critical Capacitor Discharge Event Integral (Underdamped LCR Circuit)

I2tCRITICAL

TBD

A2sec

Repetitive Capacitor Discharge Event Integral (Underdamped LCR Circuit)

I2tREPETITIVE

2

A2sec

Continuous Gate-Cathode Reverse Voltage

VGKS

-9

 V

Forward Peak Gate Current (10µSec Duration)

IGM

10

A

Required Off-State Gate-Cathode Voltage

VGDM

0

 V

Operating Junction Temperature Range

TJ

-55 to +125

oC

Maximum Soldering Installation Temperature (See Moisture Sensitivity Caution)

220

oC

Storage Temperature Range (See Moisture Sensitivity & Solderability Cautions)

-55 to +150

oC

Maximum Ratings

Symbol

Value

Units

Repetitive Peak Off-State Voltage 

VDRM

1500

V

Repetitive Peak Reverse Voltage

VRRM

-10

V

Off-State Rate of Change of Voltage Immunity (VD=1500V)

dv/dt

1000

 V/µSec

Peak Non-Repetitive Surge Current (1/2 Sinusoid Pulse Duration =/<300nSec)

ITSM

4000

A

Peak Repetitive Surge Current (1/2 Sinusoid Pulse Duration =/<300nSec)

ITRM

3500

A

Rate of Change of Current

dI/dt

100

 kA/µSec

Critical Capacitor Discharge Event Integral (Underdamped LCR Circuit)

I2tCRITICAL

TBD

A2sec

Repetitive Capacitor Discharge Event Integral (Underdamped LCR Circuit)

I2tREPETITIVE

2

A2sec

Continuous Gate-Cathode Reverse Voltage

VGKS

-9

 V

Forward Peak Gate Current (10µSec Duration)

IGM

10

A

Required Off-State Gate-Cathode Voltage

VGDM

0

 V

Operating Junction Temperature Range

TJ

-55 to +125

oC

Maximum Soldering Installation Temperature (See Moisture Sensitivity Caution)

220

oC

Storage Temperature Range (See Moisture Sensitivity & Solderability Cautions)

-55 to +150

oC

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