LT1054CSW Linear Technology, LT1054CSW Datasheet - Page 16

• Manufacturer Part Number: LT1054CSW
• Description: IC VOLT CONV SW-CAP W/REG 16SOIC
• Manufacturer: Linear Technology
• Type: Switched Capacitor (Charge Pump), Doubler, Invertingr

Specifications of LT1054CSW

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 100mA
• Frequency - Switching: 25kHz
• Voltage - Input: 3.5 ~ 15 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT1054/LT1054L
TYPICAL APPLICATIONS
50mA
RELATED PARTS
PART NUMBER
LTC
LTC1514/LTC1515
LT1611
LT1614
LTC1911
LTC3250/LTC3250-1.2/
LTC3250-1.5
LTC3251
LTC3252
16
V
OUT
100µF
8V
®
1144
+
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
5.5k
2.5k
1N5817
1N5817
10k
Positive Doubler with Regulation
0.03µF
0.1µF
–
+
DESCRIPTION
Switched-Capacitor Wide Input Range Voltage Converter with
Shutdown
Step-Up/Step-Down Switched-Capacitor DC/DC Converters
150mA Output, 1.4mHz Micropower Inverting Switching Regulator
250mA Output, 600kHz Micropower Inverting Switching Regulator
250mA, 1.5MHz Inductorless Step-Down DC/DC Converter
Inductorless Step-Down DC/DC Converter
500mA Spread Spectrum Inductorless Step-Down DC/DC Converter V
Dual 250mA, Spread Spectrum Inductorless Step-Down
DC/DC Converter
LT1006
●
FAX: [phone]
+
THE TYPICAL APPLICATIONS CIRCUITS WERE VERIFIED USING THE STANDARD LT1054. FOR S8 APPLICATIONS
ASSISTANCE IN ANY OF THE UNUSUAL APPLICATIONS CIRCUITS PLEASE CONSULT THE FACTORY
5V
10µF
10k
50k
10k
●
FB/SHDN
CAP
GND
CAP
www.linear.com
LT1054
+
–
V
V
OSC
OUT
REF
V
+
V
LT1054 • TA13
IN
= 5V
+
2µF
10µF
10µF
+
+
COMMENTS
Wide Input Voltage Range: 2V to 18V, I
V
V
V
V
V
MS10E
V
R2
R1
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
OUT(MAX)
L
: 2V to 10V, V
: 0.9V to 10V, V
: 0.9V to 6V, V
: 2.7V to 5.5V, V
: 3.1V to 5.5V, V
: 2.7V to 5.5V, V
: 2.7V to 5.5V, V
= LT1054 VOLTAGE LOSS
=
= 3.5V TO 15V
)
V
REF
Negative Doubler with Regulator
2
|
V
FB/SHDN
CAP
GND
CAP
≈ –2V
OUT
– 40mV
LT1054
+
–
|
IN
OUT
1N4001
OUT
V
+ (V
V
OSC
+ 1
OUT
OUT
REF
OUT
OUT
OUT
OUT
V
: 3.3V to 5V, I
)
: ±30V, I
+
L
3.5V TO 15V
 LINEAR TECHNOLOGY CORPORA TION 2010
=
: ±34V ThinSOT™
+ 2V
: 1.5V/1.8V, I
: 1.2V, 1.5V, I
: 0.9V to 1.6V, 1.2V, 1.5V, I
: 0.9V to 1.6V, I
) )
|
1.21V
V
V
DIODE
IN
OUT
+
Q
|
+ 1
)
= 1mA, MS8, SO8
+
LT 1210 REV F • PRINTED IN USA
100µF
R1, 20k
Q
2µF
, REFER TO FIGURE 5
1N4001
= 60µA, SO8
Q
Q
= 180µA, MS8
= 35µA, ThinSOT
Q
SD
= 50µA, DFN12
< 8µA, SO8
+
R2
1M
100µF
Q
= 9µA,
0.002µF
LT1054 • TA14
–V
1054lff
OUT