TL1464 Datasheet, PDF (3/11 Pages) Texas Instruments – QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT

functional block diagram
TL1464I
QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS266 – FEBRUARY 2000
DCT1
FB1
INV1
NON1
OM1
ERR AMP1
–
COMP1
–
– SCP
BC_H1
BC_L1
OUTVCC1
OUT1
BIAS1
GND12
DCT2
FB2
INV2
NON2
OM2
ERR AMP2
–
COMP2
–
– SCP
FB3
INV3
NON3
ERR AMP3
–
COMP3
–
– ^SCP
FB4
INV4
NON4
ERR AMP4
–
COMP4
–
– ^SCP
BC_H2
BC_L2
OUTVCC1
OUT2
BIAS2
BC_H3
BC_L3
OUTVCC3
OUT3
BIAS3
GND34
BC_H4
BC_L4
OUTVCC4
OUT4
BIAS4
CT
RT
VREF
STANDBY
VCC
OSC
Standby
Logic
Voltage
REF
Standby
Logic
– _SCP
Comp
U.V.L.O.
STANDBY3
STANDBY1 STANDBY2
SCP
GND
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
3