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LTC3203B-1 Datasheet(PDF) 2 Page - Linear Technology

Part No. LTC3203B-1
Description  500mA Output Current Low Noise Dual Mode Step-Up Charge Pumps
Download  16 Pages
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Maker  LINER [Linear Technology]
Homepage  http://www.linear.com
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LTC3203B-1 Datasheet(HTML) 2 Page - Linear Technology

 
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LTC3203/LTC3203-1
LTC3203B/LTC3203B-1
2
32031fa
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
VIN, VOUT to GND ......................................... –0.3V to 6V
MODE, VSEL/FB, SHDN ..................... –0.3V to VIN +0.3V
VOUT Short Circuit Duration ............................. Indefinite
IOUT (Note 2)....................................................... 500mA
Operating Temperature Range (Note 3) ... –40
°C to 85°C
Storage Temperature Range .................. –65
°C to 125°C
ORDER PART NUMBER
DD PART MARKING
TJMAX = 125°C,θJA = 44°C/W,θJC = 3°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
*VSEL ON LTC3203-1/LTC3203B-1. FB ON LTC3203/LTC3203B
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC3203EDD
LTC3203EDD-1
LTC3203BEDD-1
LTC3203BEDD
TOP VIEW
DD PACKAGE
10-LEAD (3mm
× 3mm) PLASTIC DFN
10
9
6
7
8
4
5
3
2
1
C1
GND
C2
VIN
MODE
C2+
VOUT
C1+
SHDN
VSEL/FB*
11
LBQK
LCFH
LCGY
LCGX
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LTC3203/LTC3203-1/LTC3203B/LTC3203B-1
VIN
Input Voltage Range
2.7
5.5
V
ISHDN
Shutdown Current
SHDN = 0V, VOUT = 0V
1
µA
ROL
Open Loop Output
2x Mode (Note 4), VIN = 2.7V, VOUT = 4.5V
2.0
3.0
Impedance
1.5x Mode (Note 4), VIN = 3.6V, VOUT = 4.5V
1.5
2.6
fOSC
CLK Frequency
Oscillator Free Running, 2x Mode
1.0
MHz
Oscillator Free Running, 1.5x Mode
0.9
MHz
VMODEH
MODE Input High Voltage
0.874
0.91
0.946
V
VMODEL
MODE Input Low Voltage
0.788
0.82
0.852
V
VSHDNH
SHDN Input High Voltage
1.3
V
VSHDNL
SHDN Input Low Voltage
0.4
V
IMODEH
MODE Input High Current
–1
1
µA
IMODEL
MODE Input Low Current
–1
1
µA
ISHDNH
SHDN Input High Current
–1
1
µA
ISHDNL
SHDN Input Low Current
–1
1
µA
ELECTRICAL CHARACTERISTICS The denotes specifications which apply over the full specified temperature
range, otherwise specifications are at 25
°C. VIN = 3.6V, C1 = C2 = 2.2µF unless otherwise specified.


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