LX1662 View Datasheet(PDF) - Microsemi Corporation
Part Name
Description
Manufacturer
LX1662 Datasheet PDF : 15 Pages
| |||
PRODUCT DATABOOK 1996/1997
LX1662/62A, LX1663/63A
SINGLE-CHIP PROGRAMMABLE PWM CONTROLLERS WITH 5-BIT DAC
PRODUCTION DATA SHEET
BLOCK DIAGRAM
SS 1
INV 2
VCC_CORE 3
CT 11
40mV
100mV **
VCC
2V Out
UVLO
10.6/10.1
Trimmed
2V REF
Internal
VCC
VREG
OV
Error Comp
CS Comp
Off-Time
Controller
PWM Latch
SQ
R DOM R Q
Break
Before
Make
SYNC EN
Comp
OV Comp
0.7V
10k
D OUT
UV Comp
16 VC1
15 TDRV
14 GND
13 BDRV
12 VCC
10 OV*
9 PWRGD*
DAC
4
VID0
5
VID1
6
VID2
7
VID3
8
VID4
LX1663/1663A ONLY
Note: Pin numbers are correct for LX1663/1663A, 16-pin package.
* Not connected on the LX1662/1662A.
** 60mV in LX1662A & LX1663A
FIGURE 5 — Block Diagram
6
Copyright © 1999
Rev. 1.2a, 11/04
Share Link: 