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부품번호 | SPX1004 기능 |
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기능 | Precision Voltage Reference | ||
제조업체 | Sipex | ||
로고 | |||
전체 5 페이지수
® SPX1004
1.2V / 2.5V Micropower Voltage Reference
FEATURES
■ Initial Voltage Tolerance:
SPX1004-1.2 = ±4mV
SPX1004-2.5 = ±20mV
■ Low Dynamic Impedance
0.6 Ω Max.
■ Low Operating Current:
SPX1004-1.2 = ±10µA
SPX1004-2.5 = ±20µA
■ Wide Operating Current Range
10µA to 20mA
■ Direct Replacement for LT1004,
LM1004 and AS1004
N/C 1
N/C 2
N/C 3
ANODE 4
SPX1004
8 Pin nSOIC
8 CATHODE
7 N/C
6 CATHODE
5 ANODE
Now Available in Lead Free Packaging
APPLICATIONS
■ A/D and D/A Reference
■ Reference for 5V Systems
■ Digital Voltmeter
■ Power Supply Monitor
DESCRIPTION
The SPX1004 is a 2-terminal bandgap precision voltage reference that provides a stable
fixed output voltage of 1.2V and 2.5V with a tolerance of ±4mV for SPX1004-1.2 and ±20mV
for SPX1004-2.5. Design, process and precision on chip trimming yield a very low tempera-
ture coefficient of 25 ppm/°C.
The SPX1004 can be used as a pin-to-pin replacement for the LT1004, LM1004 or AS1004.
The SPX1004 is available in SOT-89, SOIC-8 and TO-92 packages over the operating
temperature range of 0°C to 70°C.
BLOCK DIAGRAMS
Cathode (K)
Cathode (K)
+
-
1.235V
500k
500k
+
-
1.250V
Anode (A)
Figure 1a. SPX1004-1.2 Block Diagram
Anode (A)
Figure 1b. SPX1004-2.5 Block Diagram
Date: 5/25/04
SPX1004 1.2V/2.5V Micropower Voltage Reference
1
© Copyright 2004 Sipex Corporation
APPLICATION CIRCUITS
VIN VIN
3kΩ
OUT
SPX1004-1.2V
100kΩ
OUT
SPX1004-2.5V
VIN
100k
22Ω
SPX1004-2.5V
OUT
50µF
Figure 9a. 1.2V Reference, Figure 9b. 2.5V Reference
VIN
0.1µF
LM317
VIN VOUT
Adj
200Ω
SPX1004-2.5V 5k
OUT
+
10µF
R
≤
V- – 1V
0.015mA
Figure 10. Low Noise Reference
VIN > 8V
LM338
VIN VOUT
Adj
+
22µF
SPX1004-2.5V
5V OUT
976Ω, 1%
324Ω, 1%
Figure 11. Variable Output Regulator
Figure 12. High Stability 5V Regulator
86.7k
12V
500k
500k
LO = Battery Low
+
–
SPX1004-1.2
150pF
VIN = 12V to 20V
1M
7
3+
LM4250
6
2– 8
4 22M
150pF 3.5M
SPX1004-1.2
500k
Figure 13. Low Battery Detector
Figure 14. Micropower 10V Reference
Date: 5/25/04
SPX1004 1.2V/2.5V Micropower Voltage Reference
4
© Copyright 2004 Sipex Corporation
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구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
SPX100 | (SPX50 - SPX200) Integrated Circuit Pressure Sensors | Sensym |
SPX1004 | Precision Voltage Reference | Sipex |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |