|
|
|
부품번호 | LF147 기능 |
|
|
기능 | WIDE BANDWIDTH QUAD J-FET OPERATIONAL AMPLIFIERS | ||
제조업체 | STMicroelectronics | ||
로고 | |||
전체 10 페이지수
LF147 - LF247
LF347
WIDE BANDWIDTH
QUAD J-FET OPERATIONAL AMPLIFIERS
. LOW POWER CONSUMPTION
. WIDE COMMON-MODE (UP TO VCC+) AND
DIFFERENTIAL VOLTAGE RANGE
. LOW INPUT BIAS AND OFFSET CURRENT
. OUTPUT SHORT-CIRCUIT PROTECTION
. HIGH INPUT IMPEDANCE J–FET INPUT
STAGE
. INTERNAL FREQUENCY COMPENSATION
. LATCH UP FREE OPERATION
. HIGH SLEW RATE : 16V/µs (typ)
N
DIP14
(Plastic Package)
D
SO14
(Plastic Micropackage)
DE SC RI P TI O N
Thesecircuits are highspeedJ–FET inputquadopera-
tional amplifiers incorporating well matched, high volt-
age J–FET and bipolar transistors in a monolithic inte-
grated circuit.
The devicesfeaturehigh slew rates, low input bias and
offset currents, and low offset voltage temperature
coefficient.
PIN CONNECTIONS (top view)
ORDER CODES
Part Number
Temperature
Range
LF347
LF247
LF147
0oC, +70oC
–40oC, +105oC
-55oC, +125oC
Example : LF347IN
Package
ND
••
••
••
Output 1 1
Inverting Input 1 2
Non-inverting Input 1 3
VCC + 4
Non-inverting Input 2 5
Inverting Input 2 6
Output 2 7
-
+
+
-
14 Output 4
- 13 Inverting Input 4
+ 12 Non-inverting Input 4
11 VCC -
+ 10 Non-inverting Input 3
- 9 Inverting Input 3
8 Output 3
October 1997
1/10
LF147 - LF247 - LF347
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS FREQUENCY
30
V CC = 15V
25
20
V CC = 10V
15
R L = 2kΩ
T a mb = +25° C
See Figure 2
10
V CC = 5V
5
0
100
1K
10K 100K 1M 10M
FREQUENCY (Hz)
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS FREQUENCY
30
Ta mb = +25 C
25
20
VCC = 15V
RL = 2kΩ
S ee Figure 2
15
10
5
Ta mb = +125 C
0
10k 40k 100k
Ta mb = -55 C
400k 1M 4M
10M
FREQUENCY (Hz)
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS LOAD RESISTANCE
30
VCC = 15V
25 Tamb = +25°C
See Figure 2
20
15
10
5
0
0.1 0.2
0.4 0.7 1 2
4
LOAD RESISTANCE (k Ω)
7 10
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS FREQUENCY
30
25 VCC = 15V
20
VCC = 10V
15
R L= 10kΩ
Tamb = +25 C
See Figure 2
10
5
0
100
VCC = 5V
1K 10K 100K 1M
FREQUENCY (Hz)
10M
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS FREE AIR TEMP.
30
25
20
R L = 1 0 kΩ
15
R L = 2 kΩ
10
5 VC C = 15V
See Figure 2
0
-75 -50 -25
0
25 50 75
TEMP ER AT URE (°C)
-50 125
MAXIMUM PEAK-TO-PEAK OUTPUT
VOLTAGE VERSUS SUPPLY VOLTAGE
30
25
RL = 10 kΩ
Tamb = +25°C
20
15
10
5
0 2 4 6 8 10 12 14 16
SUPPLY VOLTAGE ( V)
4/10
4페이지 LF147 - LF247 - LF347
PARAMETER MEASUREMENT INFORMATION
Figure 1 : Voltage Follower
Figure 2 : Gain-of-10 Inverting Amplifier
-
1/4
LF347
eI CL= 1 00 pF
eo
RL = 2k Ω
10k Ω
1k Ω
eI -
1/4
LF347
RL
eo
CL= 100pF
TYPICAL APPLICATIONS
AUDIO DISTRIBUTION AMPLIFIER
fO = 100kHz
1µF
Inp ut
100k Ω
1 0 0 µF
1M Ω
-
1/4
LF347
100k Ω
100k Ω
100k Ω
VCC+
-
1/4
LF3 4 7
-
1/4
LF3 4 7
-
1/4
LF3 4 7
Output A
Output B
Output C
7/10
7페이지 | |||
구 성 | 총 10 페이지수 | ||
다운로드 | [ LF147.PDF 데이터시트 ] |
당사 플랫폼은 키워드, 제품 이름 또는 부품 번호를 사용하여 검색할 수 있는 |
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 |
LF1401 | 128 x 1 Linear Image Sensor | Haus |
LF147 | Wide Bandwidth Quad JFET Input Operational Amplifiers | National Semiconductor |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |