LT1106_02 Datasheet, PDF (4/8 Pages) Linear Technology – Micropower Step-Up DC/DC Converter for PCMCIA Card Flash Memory

LT1106
TYPICAL PERFORMANCE CHARACTERISTICS
3/ 5 Comparator Threshold
4.00
3.95
3.90
3.85
3.80
3.75
3.70
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC04
AVPP Sense Voltage
12.20
12/5 SELECT = 0
12.15
12.10
12.05
12.00
11.95
11.90
11.85
11.80
–50 –25 0
25 50 75 100
TEMPERATURE (°C)
LT1106 • TPC05
AVPP Sense Voltage
5.10
12/5 SELECT = 1
5.05
5.00
4.95
4.90
4.85
4.80
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC06
Supply Current in Shutdown
14
Supply Current
800
Maximum Duty Cycle
95
12
700
90
10
V_CC = 5V
V_CC = 5V
V_CC = 3V
8
600
85
6
V_CC = 3V
500
80
4
400
75
2
0
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC07
300
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC08
70
–50 –25 0
25 50
75 100
TEMPERATURE (°C)
LT1106 • TPC09
Start-Up Waveforms, I_LOAD = 1mA
Start-Up Waveforms with Soft
Start, I_LOAD = 10mA
Load Transient Response,
C_OUT = 1µF
12V
VAVPP
2V/DIV
VPP VALID
10V/DIV
ON/OFF
10V/DIV
50µs/DIV
V_OUT
5V/DIV
LT1106 • TPC10
I_L
500mA/DIV
V_ON/OFF
10V/DIV
12V OUTPUT
1V/DIV
AC COUPLED
I_LOAD
60mA
10mA
50µs/DIV
LT1106 • TPC11
50µs/DIV
LT1106 • TPC12
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