AIC3412 Datasheet, PDF (3/9 Pages) Analog Intergrations Corporation – Low IQ High Light Load Efficiency

AIC3412
 ELECTRICAL CHARACTERISTICS
(Typical application circuit, and the ambient temperature=25°C, V_IN=1.2V, V_OUT=3.3V, unless
otherwise specified) (Note1)
PARAMETER
Output Voltage Range
Minimum Start Up Voltage
Input Operation Voltage
UVLO of Vin
Quiescent Current (PSM)
IC Shut Down Current
Feedback Voltage
FB Input Leakage Current
Inductor current ripple
Constant off time
Line Regulation
Load Regulation
NMOS Switch Leakage
PMOS Switch Leakage
NMOS Switch On Resistance
PMOS Switch On Resistance
SHDN ^{High Threshold Voltage}
SHDN ^{Low Threshold Voltage}
SHDN ^{Pin Input Current}
NMOS Current Limit
Over Temperature Protection
Over Temperature Hysteresis
TEST CONDITION
RL= 3.3kOhm
Vin decreasing
V_OUT
V_IN=1.2V, V_OUT=3.3V,
V_FB=0.55V (Note 2)
SHDN ^{= 0V, V}OUT ^=1.1V
V_FB=1.3V
V_IN=1.2V, V_OUT=3.3V
V_IN<V_OUT (Note 3)
V_IN<V_OUT (Note 3)
V_SW=5V
V_SW=5V, V_OUT=0V
V_IN=1.2V, V_OUT=3.3V
V_IN=1.2V, V_OUT=3.3V
V_IN=1.2V
V_IN=1.2V
SHDN ^{= 5.5V}
V_IN=1.2V, V_OUT=3.3V
SYMBOL MIN TYP MAX
V_OUT 1.65
5.5
0.75 0.9
0.7
5
0.5 0.7
I_Q
I_SD
V_FB
I_FB
I_LH
T_OFF
I_SHDN
12 25
0.01 1
490 500 510
1
50
200
400
0.5%
0.5%
0.1 5
0.1 10
480
800
0.8
0.2
0.01 1.0
0.28 0.48 0.68
150
30
UNIT
V
V
V
V
μA
μA
mV
nA
mA
ns
μA
μA
mΩ
mΩ
V
V
μA
A
°C
°C
Note 1: Specifications are production tested at T_A=25°C. Specifications over the -40°C to 85°C operating tem-
perature range are assured by design, characterization and correlation with Statistical Quality Controls
(SQC).
Note 2: The test circuit shown in Fig. 2.
Note 3: Guarantee by Design.
3