User guide

ZRT025
2.5V LOW POWER PRECISION REFERENCE SOURCE
ZRT025
Document number: DS33257 Rev. 5 - 2
2 of 5
www.diodes.com
February 2011
© Diodes Incorporated
Absolute Maximum Ratings
Parameter Symbol Value Unit
Reverse Current (Note 1) 75 mA
Operating Temperature: C grade T
OMP
-40 to +85 °C
Storage Temperature T
STG
-55 to +150 °C
Notes: 1. Above 72°C this figure should be linearly derated to 25mA @ 125°C
Power Dissipation (@T
amb
= 25°C unless otherwise stated)
Package Value Unit
SOT223 2 W
Temperature Dependent Electrical Characteristics
Symbol Parameter
Grade C
-40 to 85°C
Unit
ΔV
R
Output voltage change over relevant
temperature range
2.7 8.8 mV
T
C
V
R
Output voltage temperature coefficient 15.0 50.0 ppm/°C
Electrical Characteristics (@T
amb
= 25°C unless otherwise stated)
Symbol Parameter Conditions Min. Typ. Max. Unit
V
R
Output voltage
1% tolerance
I
R
= 500 µA 2.475 2.500 2.525 V
V
TRIM
Output voltage adjustment range R
T
= 100kΩ ±5 %
T
C
V
TRIM
Change in T
C
V
R
with output adjustment 2.5 ppm/°C
I
R
Operating current range 0.15 75 mA
t
on
t
off
Turn-on time
Turn-off time
R
L
= 1kΩ
10
0.3
µs
e
np-p
Output voltage noise
(over the range 0.1 to 10Hz)
Peak to peak
measurement
50 µV
R
S
Slope resistance (see note C) I
R
= 0.5mA to 5mA 0.85 2.0 Ω