L11830
CMOS IC
ABSOLUTE MAXIMUM RATING (Ta=25°С)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VIN
7
V
Power Dissipation
TO-263/TO-263-5
PD
Internally limited
mW
Junction Temperature
TJ
+150
°С
Operation Temperature
TOPR
-40 ~ +125
°С
Storage Temperature
TSTG
-65 ~ +150
°С
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
Junction to Ambient
Junction to Case
PARAMETER
TO-263/TO-263-5
TO-263/TO-263-5
ELECTRICAL CHARACTERISTICS
SYMBOL
θJA
θJC
RATINGS
64
4
UNIT
°C/W
°C/W
(VIN = VOUT + 1V whichever is greater, CIN =0.1µF, COUT =2.2µF(Ceramic), Ta= 25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Input Voltage
Output Voltage Accuracy
VIN
VOUT
Ta=25°С , IOUT= 1mA ~3A
Ta=0~85°С, IOUT= 1mA~3A
Note1
-2
-3
6
V
2
%
3
Maximum Output Current
Short-Circuit Current Limit
Short-Circuit Current
Ground Pin Current
Dropout Voltage (Note 2 )
Line Regulation
IOUT
ILIMIT
ISC
IGND
VD
ΔVOUT
ΔVIN × VOUT
VOUT>1.2V
VOUT<0.4V
IOUT = 0mA
IOUT= 1mA to 3A
1.5V<=VOUT<=1.8V
IOUT=3A 1.8V<VOUT<2.5V
2.5<=VOUT
VIN=VOUT+VD~6V
3
A
4.5
A
1
A
60
350
µA
60
1000
700 mV
450
0.08 0.18 %/V
Load Regulation
Output Voltage Noise
ΔVOUT
eN
VIN=VOUT+1V, IOUT=10mA~3A
f=10Hz to100kHz,COUT=2.2μF
0.25
30
1
%
µVRMS
Shutdown Supply Current
IOFF
SHDN =GND
2
10
µA
Power Supply Rejection
PSRR
IOUT=100mA
COUT=10μF
f=100Hz
f=1kHz
60
dB
45
Shutdown Threshold
Thermal Shutdown
Temperature
VIH
VIL
TSHDN
2
V
0.4
160
°С
Thermal Shutdown Hysteresis
DTSHDN
50
Note: 1. VIN(MIN)= VOUT+ VDROPOUT
2. The dropout voltage is defined as VIN -VOUT, which is measured when VOUT is VOUT(NORMAL) × 98%
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R502-536.a