UCC28220-Q1_15 Datasheet, PDF (6/27 Pages) Texas Instruments – INTERLEAVED DUAL PWM CONTROLLER WITH PROGRAMMABLE MAXIMUM DUTY CYCLE

UCC28220-Q1
SLUS789 – MARCH 2008
TERMINAL
NO.
NAME
1
LINEOV
2
LINEHYS
3
VDD
4
CS1
5
SLOPE
6
CS2
7
SS
8
CTRL
9
DISCHG
10
CHG
11
GND
12
OUT2
13
OUT1
14
REF
15
LINEUV
16
NC
PW PACKAGE
(TOP VIEW)
LINEOV
1
16
LINEHYS
2
15
VDD
3
14
CS1
4
13
SLOPE
5
12
CS2
6
11
SS
7
10
CTRL
8
9
NC – No internal connection
NC
LINEUV
REF
OUT1
OUT2
GND
CHG
DISCHG
TERMINAL FUNCTIONS
I/O
FUNCTION
I
Input for line overvoltage comparator
I
Sets line comparator hysteresis
I
Device supply input
I
Channel 1 current sense input
I
Sets slope compensation
I
Channel 2 current sense input
I
Soft-start input
I
Feedback control input
I
Sets oscillator discharge current
I
Sets oscillator charge current
Device ground
O PWM output from channel 2
O PWM output from channel 1
O Reference voltage output
I
Input for line undervoltage comparator
No connection
www.ti.com
6
Submit Documentation Feedback
Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): UCC28220-Q1