AT1368
Preliminary Product Information
1-Channel Synchronous Buck PWM Controller
with Power Good Reset
Pin Configuration
Ordering Information
Part number
AT1368AR
AT1368AP
AT1368BR
AT1368BP
AT1368BP_PBF
AT1368BP_GRE
Package
SSOP16
TSSOP16
SSOP16
TSSOP16
TSSOP16,PB-Free
TSSOP16,Green
Marking
AT1368AR
AT1368AP
AT1368BR
AT1368BP
AT1368BP, date code with one bottom line
AT1368BP, date code with two bottom line
A: fosc =300KHz B: fosc =600KHz
Pin Description
Symbol
Pin No.
Descript
Symbol
Pin
No.(A/B)
Descript
FB
COMP
PVCC
PDRV
NDRV
PGND
GND
VCC
1
2
3
4
5
6
7
8
Inverting input to error
amplifier
Error amplifier output
Power blocks power
supply
Output for Pch-MOSFET
Output for Nch-MOSFET
Power blocks ground
Control blocks ground
Control blocks power
supply
SCP
CTL
NC
IN1
RESET
IN2
SS
3V3
9
10
11
12
13
14
15
16
Short-Circuit protection
Chip enable, high active
-
VCC monitor voltage
adjustable input pin
Power Good indicator
3V3 output monitor
adjustable input pin
Sotf-start
Output voltage 3.3V
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW:
http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email:
service@aimtron.com.tw
2
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
