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参数资料
| 型号： | REF02BUE4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 5 V, PDSO8 |
| 封装： | ROHS COMPLIANT, PLASTIC, SOIC-8 |
| 文件页数： | 8/15页 |
| 文件大小： | 496K |
| 代理商： | REF02BUE4 |
REF02
2
SBVS003B
www.ti.com
SPECIFICATIONS
ELECTRICAL
At TA = +25°C and VIN = +15V power supply, unless otherwise noted.
REF02A
REF02B
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
OUTPUT VOLTAGE
ILOAD = 0mA
4.985
5.0
5.015
4.990
5.010
V
Change with Temperature(1, 2) (
V
OT)
–40
°C to +85°C
0.05
0.19
0.05
0.13
%
OUTPUT VOLTAGE DRIFT(3)
–40
°C to +85°C (TCV
O)4
15
4
10
±ppm/°C
LONG-TERM STABILITY
2000h Test
First 1000h
100
±ppm
Second 1000h
50
±ppm
OUTPUT ADJUSTMENT
RANGE
RPOT = 10k(6)
±3
±6
%
CHANGE IN VO TEMP
COEFFICIENT WITH
OUTPUT ADJUSTMENT
(–55
°C to +125°C)
RPOT = 10k
0.7
ppm/%
OUTPUT VOLTAGE NOISE
0.1Hz to 10Hz(5)
410
V
PP
LINE REGULATION(4)
VIN = 8V to 33V
0.006
0.010
%/V
–40
°C to +85°CV
IN = 8.5V to 33V
0.008
0.012
LOAD REGULATION(4)
IL = 0mA to +10mA
0.005
0.010
0.008
%/mA
–40
°C to +85°CI
L = 0mA to +10mA
0.007
0.012
0.010
TURN-ON SETTLING TIME
To
±0.1%
5
s
of Final Value
QUIESCENT CURRENT
No Load
1.0
1.4
mA
LOAD CURRENT (SOURCE)
10
21
mA
LOAD CURRENT (SINK)
–0.3
–0.5
mA
SHORT-CIRCUIT CURRENT
VOUT = 0
30
mA
POWER DISSIPATION
No Load
15
21
mW
TEMPERATURE VOLTAGE
OUTPUT(7)
630
mV
TEMPERATURE COEFFICIENT
of Temperature Pin Voltage
–55
°C to +125°C
2.1
mV/
°C
TEMPERATURE RANGE
Specification
REF02A, B, C
–40
+85
°C
NOTES: (1)
V
OT is defined as the absolute difference between the maximum output and the minimum output voltage over the specified temperature range expressed
as a percentage of 5V:
V
VV
V
O
MAX
MIN
=
×
5
100
(2)
V
OT specification applies trimmed to +5.000V or untrimmed.
(3) TCVO is defined as VOT divided by the temperature range.
(4) Line and load regulation specifications include the effect of self heating.
(5) Sample tested.
(6) 10k
potentiometer connected between V
OUT and ground with wiper connected to Trim pin. See figure on page 1.
(7) Pin 3 is insensitive to capacitive loading. The temperature voltage will be modified by 7mV for each
A of loading.
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