33931 Datasheet, PDF (2/21 Pages) Freescale Semiconductor, Inc – 5.0 A Throttle Control H-bridge

INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
VPWR
LOGIC SUPPLY
VDD
CCP
IN1
IN2
EN/D2
D1
SF
FB
AGND
VCP _CHARGE
PUMP
GATE DRIVE
AND
PROTECTION
LOGIC
TO GATES
HS1
LS1
HS2
LS2
VSENSE
ILIM PWM
HS1
LS1
HS2
OUT1
OUT2
LS2
PGND
CURRENT MIRROR
AND
CONSTANT OFF-TIME
PWM CURRENT REGULATOR
PGND
Figure 2. 33931 Simplified Internal Block Diagram
33931
2
Analog Integrated Circuit Device Data
Freescale Semiconductor