© Semiconductor Components Industries, LLC, 2008
February, 2008 - Rev. 1
1 Publication Order Number:
NCP629/D
NCP629
High Performance CMOS
LDO Regulator with Enable
and Enhanced ESD
Protection in Chip Scale
Package (CSP)
The NCP629 provides 150 mA of output current at fixed voltage
options. It is designed for portable battery powered applications and
offers high performance features such as low power operation, fast
enable response time, and low dropout.
The device is designed to be used with low cost ceramic capacitors.
Features
•Output Voltage Options:
1.5 V, 1.8 V, 2.8 V, 3.0 V, 3.3 V, 3.5 V, 5.0 V
•Ultra-Low Dropout Voltage of 150 mV at 150 mA
•Fast Enable Turn-on Time of 15 ms
•Wide Supply Voltage Operating Range
•Supports sub-1 V Enable Threshold
•Excellent Line and Load Regulation
•High Accuracy up to 2% Output Voltage Tolerance over All
Operating Conditions
•Typical Noise Voltage of 50 mV
rms
without a Bypass Capacitor
•Ultra Small CSP Footprint and Height: 1.028 x 1.19 mm,
Max Height 0.6 mm
•Enhanced ESD Protection (HBM 3.5 kV, MM 400 V)
•These are Pb-Free Devices
Typical Applications
•Personal Electronics (MP3 Players)
•Portable Devices (Cellular Phones)
•Noise Sensitive Circuits – VCO, RF Stages, etc.
•Camcorders and Cameras
Figure 1. Typical Application Circuit
C
out
ENABLE
V
in
V
out
C
in
GND
V
in
V
out
NCP629
MARKING
DIAGRAM
http://onsemi.com
XXX = Specific Device Code
A = Assembly Location
Y = Year
WW = Work Week
G = Pb-Free Package
5 PIN FLIP-CHIP
CASE 499AY
See detailed ordering and shipping information in the
package dimensions section on page 10 of this data sheet.
ORDERING INFORMATION
PIN CONNECTIONS
A3 = ENABLE
C3 = V
in
C1 = V
out
B2 = NC
A1 = GND (substrate)
(Top View)
A3 C3
A1 B2 C1
XXXG
AYWW