LTC1542CMS8#TR Linear Technology, LTC1542CMS8#TR Datasheet - Page 10
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LTC1542CMS8#TR
Manufacturer Part Number
LTC1542CMS8#TR
Description
IC OPAMP/COMP/REF MICROPWR 8MSOP
Manufacturer
Linear Technology
Type
Amplifier, Comparator, Referencer
Datasheet
1.LTC1542CS8PBF.pdf
(12 pages)
Specifications of LTC1542CMS8#TR
Applications
General Purpose
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
APPLICATIO S I FOR ATIO
LTC1541/LTC1542
TYPICAL APPLICATIO S
10
Figure 3b. Reference and Comparator Output Transient Response
Figure 2. Damping Resistance vs Bypass Capacitor Value
V
V
OUT
+
SOLAR
ARRAY
REF
8V
5V
1000
100
0.1
10
0.001
1A
1
U
0.01
CAPACITOR VALUE (µF)
2ms/DIV
3.65M
340k
U
0.1
3
2
+
–
LTC1541
U
1/2
Shunt Battery Charger with Low-Battery Load Disconnect
W
1
8
4
6.8V
ZENER
1N754
1541/42 F02
LTC1541 • F03b
1
10
TIP121
U
7.5Ω
10W
DALE
HLM-10
2A
FUSE
12V
5AHR
GEL CELL
Figure 4. Compensation for Feedback Node Capacitance
Figure 3a. Reference Transient Response Test Circuit
8M
1M
5V TO 8V
R1
430Ω
C1
1µF
5
6
V
(INTERNAL)
REF
AMPIN
R1
+
–
LTC1541
5 COMPIN
8
7
6 REF
= 1.2V
1/2
V
COMPOUT
+
CC
+
–
OP AMP
2pF TO 10pF
+
R2
7
+
–
COMP
LTC1541
×1
VN2222
1M
1M
AMPOUT
1541/42 F04
Si9405
1541/42 TA06
LOAD
4
V
SS
1541/42 F03a
15412fd