LTC1541 データシートの表示（PDF） - Linear Technology
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LTC1541 Datasheet PDF : 12 Pages
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LTC1541/LTC1542
TYPICAL APPLICATIO S
Negative Reference
VCC
3V TO 9V
200k
2– 8
LTC1542
1
3
OP AMP
+4
VSS
–3V
LT1634-2.5
VOUT
–2.5V
1541/42 TA05
VCC
3V TO 12V
Single Supply Function Generator
5M
2– 8
LTC1542 1
5M
OP AMP
3+
4
R1
10M
0.1µF
R2
500k
6–
LTC1542
5
COMP
+
R3
5M
7
R1
FREQ ≈ 4C • R2 • R3
1541/42 TA04
Voltage Control Oscillator
R1
300k
VIN
0V – VCC
1M
R2
150k
FREQ
≈
2.4C
VC
• R1
•
VCC
VALUES SHOWN ARE FOR
100Hz WITH VIN = VCC
C1
0.047µF 2 –
8
LTC1542
OP AMP
3+ 4
1M
VN2222
VCC
R4
1
5M 6 –
LTC1542
5
COMP
+
R4
R3
1.1M 500k
VN2222
5V
0V
7
VOUT
1541/42 TA03
VIN
6V
300mA
SHUTDOWN
Q1
FZT2907A
Linear Lithium-Ion Charger
D1
1N5817
R1
220Ω LTC1541
0.25W
Q2
1
2N3906
IC1
×1
VCC 8
7
2–
6
R1
1M
3+
5
4 VSS
R5
2.2M
C3
0.01µF
R8
249k
0.5%
300mA
4.2V FLOAT
Li-ION
C2
0.1µF
R3
3.83k
1%
R4
100k
1%
C1
4700pF
R7
0.15Ω
R6
33k
R9
100k
0.5%
1541/42 TA07
RELATED PARTS
PART NUMBER
LT®1078/LT1079
LT 1178/LT1179
LT1490/LT1491
LT1635
LT2078/LT2079
LT2178/LT2179
DESCRIPTION
COMMENTS
Dual/Quad Micropower, Single Supply Precision Op Amps
70µV, VOS Max and 0.4µV/°C Drift, 200kHz GBW, 0.07V/µs
Slew Rate, Input/Output Common Mode Includes Ground
Dual/Quad 17µA Max, Single Supply Precision Op Amps
70µV, VOS Max and 2.5µV/°C Drift Max, 85kHz GBW, 0.04V/µs
Slew Rate, Input/Output Common Mode Includes Ground
Dual/Quad Micropower Rail-to-Rail Input and Output Op Amps Single Supply Input Range: – 0.4V to 44V, Micropower 50µA
Amplifier, Rail-to-Rail Input and Output, 200kHz GBW
Micropower Rail-to-Rail Op Amp and Reference
Dual/Quad Micropower, Single Supply Precision Op Amps
Dual/Quad 17µA Max, Single Supply Precision Op Amps
130µA of Supply Current, 1.3mV VOS Max
SO-8 and 14-Lead Standard Pinout, 70µV VOS Max, 200kHz GBW
SO-8 and 14-Lead Standard Pinout, 70µV VOS Max, 85kHz GBW
15412fd
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LT 1105 REV D • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2005
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