The ABLIC Inc. HDL6M05543 is a quad, true 5-level RTZ, high-voltage, high-speed ultrasound pulser. The HDL6M05543 comprises logic interfaces, level translators, MOSFET gate drive buffers with floating voltage regulators, high-voltage, high-current MOSFETs, and active T/R switches.

Functions

Quad true 5-level pulser with active T/R switch with 3-input per channel

Features

0 to ±100V output voltage
±2A source and sink peak current for the 1^st high-voltage (HV) pulses (V_PP1/V_NN1)
±2A source and sink peak current with ±1A active clamp for the 2^nd HV pulses (V_PP2/V_NN2)
±2A source and sink peak current for active ground clamp
250Ω (±0.1A) active ground clamp without blocking diode for anti-leakage (Analog SW type)
Embedded floating voltage regulators
Symmetrical positive and negative pulse waveforms for low 2^nd order harmonic distortion
Up to 200MHz LVDS/LVCMOS clock with 2-bit edge control (transparent mode available)
10Ω active T/R switch with 2-bit turn-on timing control
20MHz output frequency @±60V output, 220pF load
1.8V to 5V CMOS logic interface
Noise-cut diodes at each HV output
4-mode output current control for the 2^nd HV rail
Automatic thermal protection with indicator
Power-up/down reset function for free power sequencing and for fail-safe in abrupt power drop
Latch-up free, low crosstalk between channels by SOI CMOS technology
64-lead 9x9mm QFN package (RoHS compliant)

Block diagram