ZXRE125
SOT23 MICROPOWER 1.22V VOLTAGE REFERENCE
SUMMARY
DESCRIPTION
The ZXRE125 is a bandgap circuit designed to achieve a precision m icropower
voltage reference of 1.22 volts. The device is available in the sm all outline SOT23
surface m ount package which is ideal for applications where space saving is
im portant.
SOT23
SOT23 tolerance is available to 0.5% for precision applications. Excellent
perform ance is m aintained over the 8A to 20m A operating current range with a
typical tem perature coefficient of only 20ppm /°C. The device has been designed
to be highly tolerant of capacitive loads so m aintaining excellent stability.
This device offers a SOT23 pin for pin com patible replacem ent of the ZRA124
and ZRA125 series of voltage references. An E-Line (TO92 style) package is also
available.
FEATURES
• High perform ance 1.220V reference
• 0.5%, 1%, 2% and 3% tolerance
E-line
• 4A knee current
• 20ppm /°C typical tem perature coefficient
SOT23
Package Suffix - F
E-line
Package Suffix - R
• Unconditionally stable
• Sm all outline SOT23
APPLICATIONS
• Battery powered equipm ent
• Precision power supplies
• Portable instrum entation
• Portable com m unications devices
Top view -
Pin 1 floating or
connected to pin 2
Bottom view -
Pin 3 floating or
connected to pin 1
• Data acquisition system s
ORDERING INFORMATION
DEVICE
TOL%
GRADE
PACKAGE
SOT23
SOT23
SOT23
SOT23
E-line
PARTMARKING
REEL
QUANTITY PER REEL
ZXRE125CFTA
ZXRE125DFTA
ZXRE125EFTA
ZXRE125FFTA
ZXRE125DRS TOA
ZXRE125ERS TOA
ZXRE125FRS TOA
0.5
1
C
D
E
F
12J
12H
7”
7”
7”
7”
-
3,000
3,000
3,000
3,000
2,000
2,000
2,000
2
12G
3
12F
1
ZXRE125D
ZXRE125E
ZXRE125F
2
E-line
-
3
E-line
-
NOTE:
E-line parts available loose in boxes of 2,000 units, om it “STOA” from order code i.e. ZXRE125DR
ISSUE 7 - OCTOBER 2003
1
S E M IC O N D U C T O R S