RT7274/79/80/81
Ordering Information
Discontinuous Operating Mode
RT7274
Package Type
SP : SOP-8 (Exposed Pad-Option 2)
Lead Plating System
G : Green (Halogen Free and Pb Free)
RT7280
Package Type
CP : TSSOP-14 (Exposed Pad)
Lead Plating System
G : Green (Halogen Free and Pb Free)
RT7279GCP
RT7279GCP : Product Number
Marking Information
RT7274GSP
RT7274GSP : Product Number
RT7274
GSPYMDNN
YMDNN : Date Code
RT7280GCP
RT7280GCP : Product Number
RT7280
GCPYMDNN
YMDNN : Date Code
Forced PWM Mode
RT7279
Package Type
CP : TSSOP-14 (Exposed Pad)
Lead Plating System
G : Green (Halogen Free and Pb Free)
RT7281
Package Type
SP : SOP-8 (Exposed Pad-Option 2)
Lead Plating System
G : Green (Halogen Free and Pb Free)
RT7279
GCPYMDNN
YMDNN : Date Code
RT7281GSP
RT7281GSP : Product Number
RT7281
GSPYMDNN
YMDNN : Date Code
Pin Configurations
(TOP VIEW)
VOUT
FB
PVCC
SS
GND
PGOOD
EN
14
2
3
4
5
6
7
15
13
12
PGND
11
10
9
8
VINR
VIN
BOOT
SW
SW
PGND
PGND
EN
FB
PVCC
SS
2
3
4
8
VIN
BOOT
SW
GND
GND
9
7
6
5
TSSOP-14 (Exposed Pad)
SOP-8 (Exposed Pad)
Copyright
©
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
2
DS7274/79/80/81-01
February 2013
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
