參數(shù)資料
型號: LT1031DCH#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 基準電壓源/電流源
英文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 10 V, MBCY3
封裝: METAL CAN, TO-39, 3 PIN
文件頁數(shù): 11/12頁
文件大小: 156K
代理商: LT1031DCH#PBF
8
LT1031/LH0070
1031fb
APPLICATIO S I FOR ATIO
WU
UU
Noise Induced by Air Turbulence
(TO-5 Package)
TIME (MINUTES)
20
V
06
10
LT1031 TA07
24
812
OUTPUT
VOLTAGE
NOISE
(20
V/DIV)
FOAM CUP REMOVED
(TO-5 PACKAGE)
f = 0.01Hz to 10Hz
There is nothing magical about foam cups—any
enclosure which blocks air flow from the reference will do.
Smaller enclosures are better since they do not allow the
build-up of internally generated air movement. Naturally,
heat generating components external to the reference
itself should not be included inside the enclosure.
Boosted Output Current with No Current Limit
Negative Series Reference
R1
4.7k
R2
4.7k
D1
15V
Q1
2N2905
–10V
AT 50mA
LT1031 AC01
–15V
15V
LT1031
GND
IN
OUT
Boosted Output Current with Current Limit
LT1031
GND
OUT
IN
LT1031 AC04
15V
30mA
TYPICAL LOAD
CURRENT = 30mA
*SELECT R1 TO DELIVER TYPICAL LOAD CURRENT
LT1031 WILL THEN SOURCE OR SINK AS NECESSARY
TO MAINTAIN PROPER OUTPUT. DO NOT REMOVE LOAD,
AS OUTPUT WILL BE DRIVEN (UNREGULATED) HIGH. LINE
REGULATION IS DEGRADED IN THIS APPLICATION
R1*
169
VOUT = 10V
RL
Handling Higher Load Currents
LT1031
GND
OUT
IN
2N2905
V+
≥ 11.8V
R1
220
10V
AT 100mA
2
F
SOLID
TANT
LT1031 AC02
+
APPLICATIO CIRCUITS
U
LT1031
GND
OUT
IN
2N2905
*GLOWS IN CURRENT LIMIT
DO NOT OMIT
8.2
R1
220
D1*
LED
V+
≥ 12.8V
10V
AT 100mA
2
F
SOLID
TANT
LT1031 AC03
+
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