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LADLD37G-SH2-R 데이터시트(PDF) 5 Page - Unisonic Technologies

부품명 LADLD37G-SH2-R
상세설명  ULTRA LOW DROPOUT LINEAR REGULATOR
PDF  7 Pages
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제조업체  UTC [Unisonic Technologies]
홈페이지  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LADLD37G-SH2-R 데이터시트(HTML) 5 Page - Unisonic Technologies

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LXXLD37
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
5 of 7
www.unisonic.com.tw
QW-R102-091.b
ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage (VCNTL to GND)
VCNTL
6
V
Supply Voltage (VIN to GND)
VIN
6
V
EN and FB to GND
VI/O
VCNTL+0.3
V
Junction Temperature
TJ
+150
°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.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
Control
VCNTL
5.5
V
Supply Voltage
Input
VIN
5.5
V
Output Current
IOUT
0 ~ 3
A
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
HSOP-8
220
°C/W
Junction to Ambient
DFN3030-10
θJA
130 (Note)
°C/W
Note: The data tested by surface mounted on a 2 inch
2 FR-4 board with 2OZ copper.
ELECTRICAL CHARACTERISTICS
(TA = 25°C, VCNTL = 5V, VIN = 1.5V, VOUT = 1.2V, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
VCNTL Nominal Supply Current
ICNTL
EN = VCNTL
1
1.5
mA
VCNTL Shutdown Current
ISD
EN = GND
15
30
µA
VCNTL
VCNTL Rising
2.5
2.7
2.9
V
POR Threshold
VIN
VTHR
VIN Rising
0.8
0.9
1.0
V
VCNTL
0.4
V
POR Hysteresis
VIN
VHYS
0.5
V
Reference Voltage
VREF
FB =VOUT
0.8
V
Output Voltage Accuracy
IOUT=0A~3A, TJ= -25 ~125°С
-1.5
+1.5
%
Line Regulation
OUT
×
IN
OUT
V
V
∆
V
∆
IOUT=10mA,VCNTL=3~5V
-0.15
+0.15 %/V
Load Regulation
OUT
OUT
V
V
∆
IOUT=0A~3A
0.1
1.5
%
VCNTL=5V, TJ= 25°С
4.5
5.7
7
Current Limit
ILIMIT
VCNTL=5V, TJ= -25 ~ +125°С
4
A
Dropout Voltage
VD
VCNTL=5V IOUT=3A
0.2
0.3
V
Over Temperature Shutdown
OTS
TJ Rising
150
°С
Under-Voltage Threshold
VFB Falling
0.4
V
EN Logic High Threshold Voltage
VEN Rising
0.5
0.8
1.1
V
EN Hysteresis
100
mV
EN Pin Pull-Up Current
EN=GND
5
μA
POK Threshold Voltage for Power OK
VPOK
VFB Rising
90% 92% 95% VREF
POK Threshold Voltage for Power Not OK
VPNOK
VFB Falling
81%
VREF
POK Low Voltage
POK sinks 5mA
0.25 0.4
V



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