LT1106_02 Datasheet, PDF (3/8 Pages) Linear Technology – Micropower Step-Up DC/DC Converter for PCMCIA Card Flash Memory

LT1106
ELECTRICAL CHARACTERISTICS T_A = 25°C, V_CC = 5V, V_ON/OFF = 3V, unless otherwise noted.
SYMBOL
PARAMETER
Select Pin Bias Current
VPP1/VPP2 Input Sense Threshold
AVPP Pin Input Current
VPP1/VPP2 Pin Input Current
VPP VALID Threshold
VPP VALID Output Voltage Low
VPP VALID Output Voltage High
3/5 Comparator Threshold
3/5 Comparator Output High
3/5 Comparator Output Low
Off State Current at G1/G2
CONDITIONS
MIN TYP MAX
0V < V_SEL < 5V
0.1
1
11.0 11.5 11.9
V_ON/OFF = 0.2V
50
90
0.1
1
V_ON/OFF = 0.2V
50
90
0.1
1
AVPP Rising (High to Low Transition) q 11.4
12
I_SINK = 100µA
I_SOURCE = 2.5µA
0.13 0.3
4
4.5
q
3.6
3.75
4.2
I_LOAD = 50µA
I_LOAD = 50µA
VPP1 = 10V, VG1 = 12V or VPP2 = 10V,
VG2 = 12V or V_ON/OFF = 0V
3.65 3.8
0.75 0.9
0.1
1
The q denotes specifications which apply over the full operating
temperature range.
UNITS
µA
V
µA
µA
µA
µA
V
V
V
V
V
V
µA
TYPICAL PERFORMANCE CHARACTERISTICS
Oscillator Frequency
800
700
600
500
400
300
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC01
Switch Current Limit
1000
900
800
V_CC = 3V
700
V_CC = 5V
600
500
400
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC02
Switch Saturation Voltage
250
I_SW = 500mA
225
200
175
150
125
100
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
LT1106 • TPC03
3