The Radiation Hardened HS-4423RH, HS-4423EH, HS-4423BRH, HS-4423BEH are inverting, dual, monolithic high-speed MOSFET drivers designed to convert TTL level signals into high current outputs at voltages up to 18V.

Features

• Electrically screened to DLA SMD # 5962-99511

• QML qualified per MIL-PRF-38535 requirements

• EH version acceptance tested to 50krad(Si) (LDR)

• Radiation environment

- High dose rate (50-300rad(Si)/s). . . . . . . . . . . 300krad(Si)

- Latch-up immune

- Low dose rate immune

• IPEAK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >2A (typ)

• Matched rise and fall times (CL = 4300pF) . . . . . . . . 75ns (max)

• Low voltage lock-out feature

- HS-4423RH, HS-4423EH, . . . . . . . . . . . . . . . . . . . . . <10.0V

- HS-4423BRH, HS-4423BEH . . . . . . . . . . . . . . . . . . . . . <7.5V

• Wide supply voltage range . . . . . . . . . . . . . . . . . . . 12V to 18V

• Prop delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .250ns (max)

• Consistent delay times with VCC changes

• Low power consumption

- 40mW with inputs high

- 20mW with inputs low

• Low equivalent input capacitance . . . . . . . . . . . . . 3.2pF (typ)

• ESD protected. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4000V

Applications

• Switching power supplies

• DC/DC converters

• Motor controllers