LTC1517CS5-3.3#TRPBF Linear Technology, LTC1517CS5-3.3#TRPBF Datasheet - Page 8

• Manufacturer Part Number: LTC1517CS5-3.3#TRPBF
• Description: IC CHARGE PUMP REG 3.3V SOT23-5
• Manufacturer: Linear Technology
• Type: Switched Capacitor (Charge Pump)r

Specifications of LTC1517CS5-3.3#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 15mA
• Frequency - Switching: 700kHz
• Voltage - Input: 2 ~ 4.4 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LTC1517-3.3
RELATED PARTS
PART NUMBER
LTC1514-X
LTC1515
LTC1516
LTC1517-5
LTC1522
8
TYPICAL
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
APPLICATION
SUPPLY
DESCRIPTION
Step-Up/Step-Down Switched-Capacitor DC/DC Converter with
Low Battery Comparator
Step-Up/Step-Down Switched-Capacitor DC/DC Converter with POR
Micropower Regulated 5V Charge Pump DC/DC Converter
Micropower Regulated 5V Charge Pump in a 5-Pin SOT-23 Package
Micropower Regulated 5V Charge Pump DC/DC Converter
MAIN
5V
Low Power Battery Backup Supply with Autoswitchover and No Reverse Current
1.1M
470k
75k
U
3.9V
BAT54
2-CELL
NiCd
TRICKLE CHARGE
AND LTC1517-3.3
I
DD
TRIP
1 F
3.3 F
3
1
3
4
5
6
LTC1517-3.3
LT1521-3.3
5
LTC1540
0.1 F
+
–
2
7
2
2
4
1
8
3
1
1.5 F
3.3 F
COMMENTS
3.3V or 5V Output up to 50mA
Fixed or Adjustable Output up to 50mA
20mA for V
I
Same as LTC1517-5 with Shutdown
OUT
SILICONIX
Si2301DS
up to 20mA
IN
2V, 50mA for V
15173fs, sn15173 LT/TP 0998 4K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1998
V
I
(I
BACKUP MODE)
LOGIC LOW = BACKUP MODE
OUT
OUT
OUT
= 300mA
= 3.3V,
= 8mA IN
IN
3V
1517-3.3 TA03