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