AIC1631 Datasheet, PDF (5/10 Pages) Analog Intergrations Corporation – 2-Cell, 500mA, Step-Up DC/DC Converter

AIC1631
TYPICAL PERFORMANCE CHARACTERISTICS (CONTINUED)
Maximum Load Current vs. Switch Current Limit
Resistance
600
AIC1631/1631-3
500
Ta=25°C
(5% V_OUT Drop)
400
300
V_IN=2.2V
200
V_IN=2.5V
100
V_IN=2.0V
V_IN=1.8V
00
200
400
600
800
1000
RILIM (KΩ)
Maximum Load Current vs. Switch Current Limit
Resistance
600
AIC1631/1631-3
500
Ta=25°C
(5% V_OUT Drop)
400
V_IN=2.7V
300
V_IN=2.2V
200
V_IN=2.5V
100 V_IN=2.0V
V_IN=1.8V
00
50
100
150
200
RILIM (KΩ)
BLOCK DIAGRAM
ILIM/SD
VIN
SW
SGND
Current Limit
-
100mV +
A
Shutdown
OSC
-
+ _0.617V
-
+ ^1.22V
VOUT
LBI
LBO
CGND
5