Pkg. Type | DIE |
Pb (Lead) Free | No |
Moisture Sensitivity Level (MSL) | |
ECCN (US) | |
HTS (US) |
Pkg. Type | DIE |
Pb (Lead) Free | No |
MOQ | 5 |
Temp. Range | -55 to +125°C |
CAGE code | 34371 |
Control Mode | Voltage, Peak Current Mode |
DSEE (MeV·cm2/mg) | 86 |
Die Sale Availability? | Yes |
Duty Cycle (Max) (%) | 50 |
Flow | RH Hermetic |
No-Load Operating Current | 2.9 |
Operating Freq (Max) (MHz) | 1 |
Outputs (#) | 1 |
PROTO Availability? | Yes |
Phases (Max) | 1 |
Qualification Level | EM |
Quiescent Current | 90µA |
Rating | Space |
SMD URL | |
Supply Voltage (max) (V) | 13.2 - 13.2 |
Supply Voltage (min) (V) | 9 - 9 |
Switching Frequency (max) (kHz) | 1000 |
Switching Frequency (min) (kHz) | 2 |
TID LDR (krad(Si)) | 50 |
Topology | Buck, Boost, Flyback, Forward |
UVLO Rising (V) | 8.4 |
VDD1 (V) | 9 - 13.2 |
VREF (V) | 5 |
VREF Output | Yes |
The ISL738845ASEH is a high-performance, radiation hardened drop-in replacement for the popular 28C4x and 18C4x PWM controllers suitable for a wide range of power conversion applications including boost, flyback and isolated output configurations. Fast signal propagation and output switching characteristics make these ideal products for existing and new designs. Features include up to 13.2V operation, low operating current, 90µA typical start-up current, adjustable operating frequency to 1MHz, and high peak current drive capability with 50ns rise and fall times.