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LM319H 데이터시트 PDF




Linear Technology에서 제조한 전자 부품 LM319H은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


PDF 형식의 LM319H 자료 제공

부품번호 LM319H 기능
기능 Dual Comparator
제조업체 Linear Technology
로고 Linear Technology 로고


LM319H 데이터시트 를 다운로드하여 반도체의 전기적 특성과 매개변수에 대해 알아보세요.




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LM319H 데이터시트, 핀배열, 회로
LT119A/LT319A
LM119/LM319
Dual Comparator
FEATURES
s Guaranteed Maximum 0.5mV Input Offset Voltage
s Input Protection Diodes
s Operates From Single 5V Supply
s 25mA Drive Capability
s 80ns Response Time
U
APPLICATIONS
s Window Detectors
s High Speed One Shot
s Relay/Lamp Drivers
s Voltage Controlled Oscillators
DESCRIPTION
The LT119A is an improved version of the LM119 dual
comparator. It features lower input offset voltage and
offset current, higher voltage gain, guaranteed common
mode rejection, and input protection diodes.
The LT119A is capable of operation over a supply range
from 5V to ±15V and can drive 25mA loads from each open
collector output. A separate ground pin allows the LT119A
to isolate system grounds.
Linear Technology Corporation’s advanced processing,
design techniques and reliability make the LT119A/LT319A
an ideal choice over previous devices in most comparator
applications.
TYPICAL APPLICATION
Window Detector*
5V
VUT 3 + 10
500
1/2 LT319A 1
TTL OUTPUT
VIN 4
2
VOUT = 5.0V FOR
8+
1/2 LT319A
6
VLT VIN VUT
VOUT = 0V FOR
VIN VLT OR VIN VUT
VLT 9 7
5
LT119/319 TA1
*ALLOWED WINDOW FOR SINGLE +5V SUPPLY IS 1.2V TO 3.8V
Response Time for Various Input Overdrives
6
5
4
3
20mV
2
1
0
100
50
0
2mV
5mV
VS = ±15V
RL = 500
V++ = 5V
TA = 25°C
0 50 100 150 200 250 300 350
TIME (ns)
LT119/319 TA2
1




LM319H pdf, 반도체, 판매, 대치품
LT119A/LT319A
LM119/LM319
TYPICAL PERFORMANCE CHARACTERISTICS
Transfer Function
40
VS = ±15V
35 RL = 1.4k
TA = 25°C
30
25
V ++ = 36V
V ++ = 5V
8
7
6
5
20 4
15 3
10 2
5.0 1
00
–1.0 –0.6 –0.2 0.2 0.6 1.0
DIFFERENTIAL INPUT VOLTAGE (mV)
LT119/319 G1
Response Time for Various
Input Overdrives
6
VS = ±15V
5
4
2mV
RL = 500
V++ = 5V
5mV TA = 25°C
3
2 20mV
1
0
0
–50
–100
0 50 100 150 200 250 300 350
TIME (ns)
LT119/319 G4
Output Saturation Voltage
25
TJ = 25°C
20
15
10
5
VS = ±15V
INPUT OVERDRIVE = 5mV
0
0 0.2 0.4 0.6 0.8 1.0
OUTPUT VOLTAGE (V)
LT119/319 G7
Input Characteristics
400
VS = ±15V
TA = 25°C
300
200
Input Currents
250
VS = ±15V
200
BIAS
150
100 100
0
–100
–10
MAXIMUM
DIFFERENTIAL
INPUT VOLTAGE
–6 –2
2
6 10
DIFFERENTIAL INPUT VOLTAGE (V)
LT119/319 G2
Response Time for Various
Input Overdrives
6
5
4 2mV
3
2
20mV
1
5mV
0 VS = 5V
100
RL = 500
V++ = 5V
50 TA = 25°C
0
50
OFFSET
0
– 55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
LT119/319 G3
Response Time for Various
Input Overdrives
6
5
4
3
20mV
2
1
VS = 5V
RL = 500
V++ = 5V
TA = 25°C
5mV
2mV
0
0
–50
–100
0 50 100 150 200 250 300 350
TIME (ns)
LT119/319 G5
0 50 100 150 200 250 300 350
TIME (ns)
LT119/319 G6
Supply Current
12
TJ = 25°C
10
8
POSITIVE SUPPLY
6
Output Limiting Characteristics
120
TJ = 25°C
100
SHORT-CIRCUIT CURRENT
AFTER 3 MINUTES
80
1.2
1.0
0.8
60 0.6
4
NEGATIVE SUPPLY
40
0.4
POWER DISSIPATION
2 20 0.2
00
0 5 10 15 20
0
SUPPLY VOLTAGE (V)
LT119/319 G8
5 10
OUTPUT VOLTAGE (V)
0
15
LT119/319 G9
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LM319H 전자부품, 판매, 대치품
LT119A/LT319A
LM119/LM319
TYPICAL APPLICATIONS
5V
3.3k
0V TO 10V
2k
20k
5kHz to 2MHz VF Converter
50pF
POLYSTYRENE
5V
4
0.01µF 1/2 LT119A
3+ 2
1
470
10k
470
22pF
5V
330
2N2369
10k
TTL OUT
5kHz TO 2MHz
5V 1M
220
ALL DIODES 1N4148
SET SCALE FACTOR
10k
– 5V
LT1004-1.2
10
9
6 1/2 LT119A
7 +8
5
–5V
2k
3k
0.1µF
LT119/319 TA9
WW
SCHEMATIC DIAGRAM
INPUTS
+
R1
3.5k
R2 R3
4k 4k
R7
R6 3k
3k
Q9
Q4 Q8
Q3
Q2
5.6V R4 R5
3k 3k
5.6V
Q7
Q6
C1
18pF
R11 R10
13k 170
R12
13k
Q1 R8
Q5 2k
R9 Q13
18k Q10
Q22
R25
600
R23 R22
4k 60
R20 R18
3.6k 1.9k
Q21
Q20
TO OTHER
SIDE
LT119A
R24
250
R19
250
Q19
R21 Q18
900
Q11
R14
2k
R13
600
Q14
Q12
Q17
V+
Q15
R15
300
OUTPUT
Q16
R16
600
R17
3
VGND
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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