HIP2100_04 Datasheet, PDF (3/12 Pages) Intersil Corporation – 100V/2A Peak, Low Cost, High Frequency Half Bridge Driver

Functional Block Diagram
HIP2100
HB
V_DD
UNDER
VOLTAGE
LEVEL SHIFT
HO
DRIVER
HS
HI
UNDER
VOLTAGE
LI
LO
DRIVER
V_SS
EPAD (EPSOIC, QFN and DFN PACKAGES ONLY)
*EPAD = Exposed Pad. The EPAD is electrically isolated from all other pins. For
best thermal performance connect the EPAD to the PCB power ground plane.
+12V
PWM
+48V
HIP2100
SECONDARY
CIRCUIT
ISOLATION
FIGURE 1. TWO-SWITCH FORWARD CONVERTER
+12V
PWM
+48V
HIP2100
SECONDARY
CIRCUIT
ISOLATION
FIGURE 2. FORWARD CONVERTER WITH AN ACTIVE CLAMP
3
FN4022.13