LT1021BCN8-5#PBF Linear Technology, LT1021BCN8-5#PBF Datasheet - Page 12
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LT1021BCN8-5#PBF
Manufacturer Part Number
LT1021BCN8-5#PBF
Description
IC PREC REF 5V 5PPM/DEGC 8-DIP
Manufacturer
Linear Technology
Datasheet
1.LT1021DCN8-5PBF.pdf
(16 pages)
Specifications of LT1021BCN8-5#PBF
Reference Type
Series
Voltage - Output
5V
Tolerance
±50mV
Temperature Coefficient
5ppm/°C
Voltage - Input
7.2 ~ 40 V
Number Of Channels
1
Current - Quiescent
1.2mA
Current - Output
10mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
8-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Cathode
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LT1021
TYPICAL APPLICATIONS
V
12
V
+
IN
≥ (V
OUT
Boosted Output Current
with No Current Limit
IN
LT1021-10
+ 1.8V)
–15V
GND
OUT
LT1021
GND
1.2k
TRIM
OUT
2-Pole Lowpass Filtered Reference
LT1021
GND
IN
R1
220Ω
OUT
CMOS DAC with Low Drift Full-Scale Trimming**
36k
R2
40.2Ω
1%
R1
R1
4.99k
1%
f = 10Hz
**
*
TC LESS THAN 200ppm/°C
NO ZERO ADJUST REQUIRED
WITH LT1007 (V
+
MYLAR
2N2905
REF
36k
1µF
R2
1021 TA05
10V AT
100mA
2µF
SOLID
TANT
7520, ETC
CMOS
DAC
U
0S
0.5µF
MYLAR
V
–
+
≤ 60µV)
+
LT1001
≥ V
FB
V
I
OUT
OUT
IN
+ 2.8V
Boosted Output Current
with Current Limit
TOTAL NOISE
≤2µV
1Hz ≤ f ≤ 10kHz
30pF
*GLOWS IN CURRENT LIMIT,
RMS
DO NOT OMIT
D1*
LED
V
1021 TA13
–V
REF
–
+
LT1021
REF
LT1007C
GND
IN
R1
220Ω
OUT
4.02K
**
CMOS LOGIC GATE**
*
1%
R3
FOR HIGHER FREQUENCIES C1 AND C2 MAY BE DECREASED
PARALLEL GATES FOR HIGHER REFERENCE CURRENT LOADING
+
f
IN
2N2905
8.2Ω
1021 TA06
R4*
100Ω
FULL-SCALE
ADJUST
10V AT
100mA
≥ 2kHz*
2µF
SOLID
TANT
10V
F.S.
LT1236 TA15
Operating 5V Reference from 5V Supply
15V
5µF
C1*
+
V
IN
Trimming 10V Units to 10.24V
IN
*MUST BE WELL REGULATED
LT1021-7
dV
Ultraprecise Current Source
1N914
dV
GND
1N914
OUT
–
IN
+
TRIM
LT1021-10
6
= 15mV
OUT
100Ω
TRIM
V
≈ 8.5V
C2*
5µF
GND
–15V
OUT
15V
LT1001
V
7
4
–
= –15V*
17.4k
1%
IN
–
+
COMPLIANCE = –13V TO 7V
LT1021-5
4.32k
5k
V
REGULATION < 1ppm/V
GND
OUT
2
3
1021 TA12
OUT
= 10.24V
I
OUT
= 1mA
6.98k*
0.1%
*LOW TC
5V
REFERENCE
5V LOGIC
SUPPLY
1021 TA16
1021 TA07
1021fc