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Техническая Спецификация для Linear Technology DC1075A - Clock Divider board DC1075A DC1075A

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LT1962 Series
 sn1962 1962fas LT/TP 0101 2K REV A • PRINTED IN USA
 
LINEAR TECHNOLOGY CORPORATION 2000
Linear Technology  Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 
●
 FAX: (408) 434-0507 
 ● 
 www.linear-tech.com
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LT1120
125mA Low Dropout Regulator with 20
µ
A I
Q
Includes 2.5V Reference and Comparator
LT1121
150mA Micropower Low Dropout Regulator
30
µ
A I
Q
, SOT-223 Package
LT1129
700mA Micropower Low Dropout Regulator
50
µ
A Quiescent Current
LT1175
500mA Negative Low Dropout Micropower Regulator
45
µ
A I
Q
, 0.26V Dropout Voltage, SOT-223 Package
LT1521
300mA Low Dropout Micropower Regulator with Shutdown
15
µ
A I
Q
, Reverse Battery Protection
LT1529
3A Low Dropout Regulator with 50
µ
A I
Q
500mV Dropout Voltage
LTC1627
High Efficiency Synchronous Step-Down Switching Regulator
Burst Mode
TM
 Operation, Monolithic, 100% Duty Cycle
LT1761
100mA, Low Noise, Low Dropout Micropower Regulator in SOT-23
20
µ
A Quiescent Current, 20
µ
V
RMS
 Noise
LT1762
150mA, Low Noise, LDO Micropower Regulator
25
µ
A Quiescent Current, 20
µ
V
RMS
 Noise
LT1763
500mA, Low Noise, LDO Micropower Regulator
30
µ
A Quiescent Current, 20
µ
V
RMS
 Noise
LT1764
3A, Fast Transient Response Low Dropout Regulator
340mV Dropout Voltage, 40
µ
V
RMS
 Noise
LT1772
Constant Frequency Current Mode Step-Down DC/DC Controller
Up to 94% Efficiency, SOT-23 Package, 100% Duty Cycle
LT1963
1.5A, Fast Transient Response Low Dropout Regulator
SO-8, SOT-223 Packages
Burst Mode is a trademark of Linear Technology Corporation.
C4
0.01
µ
F
R1
0.1
Ω
R2
0.1
Ω
R5
10k
R4
2.2k
R7
1.21k
C2
10
µ
F
1962 TA03
V
IN 
> 3.7V
3.3V
300mA
C5
0.01
µ
F
8
1
3
2
4
C3
0.01
µ
F
IN
SHDN
OUT
FB
BYP
GND
LT1962-3.3
IN
SHDN
OUT
BYP
ADJ
GND
LT1962
SHDN
+
C1
10
µ
F
+
–
+
1/2 LT1490
R6
2k
R3
2.2k
Paralleling of Regulators for Higher Output Current
IN
SHDN
OUT
V
IN
>2.7V
FB
GND
LT1962-2.5
R7
100k
C1
10
µ
F
*ADJUST R1 FOR 0mA TO 300mA
  CONSTANT CURRENT
+
R6
2.2k
LT1004-1.2
C3
0.33
µ
F
C2
1
µ
F
1962 TA04
R5
0.1
Ω
R4
2.2k
R3
2k
R2
40.2k
R1*
1k
–
+
LOAD
1/2 LT1490
Adjustable Current Source
TYPICAL APPLICATIO  S
U