Datasheet

   
   
SLUS446B – MAY 2000 – REVISED DECEMBER 2000
2
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
AVAILABLE OPTIONS
T
A
OPERATING FREQUENCY
PACKAGED DEVICES
T
A
OPERATING FREQUENCY
SOIC (D)
300 kHz TPS62100D
T
A
40°Cto85°C
600 kHz TPS62101D
T
A
= –40°C to 85°C
1 MHz TPS62102D
2 MHz TPS62103D
The D package is available taped and reeled. Add R suffix to device type (e.g. TPS62100DTR) to order
quantities of 3000 devices per reel.
functional block diagram
UDG–00049
3
6
1
MODE
+
+
600mV
V
REF
+
+
+
815mV
785mV
770mV
FB
SQ
QR
SQ
QR
+
800mV
SQ
QR
SQ
QR
+
DUTY CYCLE
MEMORY
SOFTSTART
VIN
OSCILLATOR
5
SOFT–START
SOFTSTART
SQ
QR
DRIVER
DRIVER
2
VREF
4
COMP AGND
1.38V
SHUTDOWN
20
µ
S DELAY
SD/SYNC
8SW
7 PGND
IZERO
200mA
1A
1.2A
300mV
SOFT–START
MODE FF