PAM2304 Datasheet, PDF (2/14 Pages) Power Analog Micoelectronics – 3MHz, 1A Step-Down DC-DC Converter

Block Diagram
3.0M
OSC
SLOPE
COMP
PAM2304
3MHz, 1A Step-Down DC-DC Converter
+
VIN
IAMP
-
FREQ
SHIFT
OSC
SQ
SWITCHING
RQ
LOGIC
FB
-
EA
VIN
+
RS LATCH
AND
BLANKING
CIRCUIT
ANTI-
SHOOT-
THRU
COMP
EN
0.6VREF
SHUTDOWN
+
IRCMP
-
MAIN
SWITCH( PCH)
SW
SYNCHRONOUS
RECTIFIER (NCH)
GND
Pin Configuration & Marking Information
Top View
TSOT23-5
EN 1
5 ^FB
GND 2
SW ³
4 _VIN
Top View
TDFN22-8
FB 1
AGND 2
VIN 3
PGND 4
8 EN
7 _NC
6 _SW
5 _SW
Top View
TDFN22-6
SW 1
NC 2
FB 3
6 GND
5 VIN
4 _EN
CJ: Product Code
of PAM2304
V: Output Voltage
Y: Year
W: Week
Power Analog Microelectronics, Inc
www.poweranalog.com
2
11/2011 Rev1.1