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LR1965L-AD-SH2-R 数据表(PDF) 3 Page - Unisonic Technologies

部件名 LR1965L-AD-SH2-R
功能描述  1.5A, LOW DROPOUT REGULATOR WITH POWER GOOD
PDF  4 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

LR1965L-AD-SH2-R 数据表(HTML) 3 Page - Unisonic Technologies

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LR1965
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
3 of 4
www.unisonic.com.tw
QW-R102-066.b
ABSOLUTE MAXIMUM RATING (TA=25°C unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
-0.3 ~ 7
V
Output Voltage
OUT
-0.3 ~ VIN+0.3
V
Junction to Ambient
θJA
50
°C/W
Junction to Case
θJC
10
°C/W
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-65 ~ +150
°C
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
Input Voltage Range
VIN
2.5 ~ 6.0
V
Ambient Temperature Range
TA
-40 ~ +85
°C
ELECTRICAL CHARACTERISTICS
All parameters are guaranteed over the operational supply voltage and temperature range. Operating conditions
unless otherwise noted are: VIN=5V, OUT=2.5V and TA=25°C. Typical values are for information only.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX
UNIT
Supply Voltage
Quiescent Current
IQ
IOUT=100mA
300
uA
Shutdown Current
ISTD
VIN=6V, VEN=GND
0.2
2
uA
Feedback (FB)
Feedback Voltage Accuracy
VF
IOUT=10mA, TA =25°C
784
800
816
mV
Input Bias Current
IF
VFB=0.8V, VIN =6V
0.001
0.1
uA
Output (OUT)
Output Accuracy
VOUT
-2
2
%
Load Regulation
RLO
IOUT=1mA to 1.5A
0.1
2
%/A
Line Regulation
RLN
VIN=2.2~6V, VOUT=1.225V, IOUT=1mA
-0.2
0.2
%/V
IOUT=1.5A,VFB=768mV
400
IOUT=1A,VFB=768mV
140
280
Dropout Voltage
VDRP
IOUT=0.5A,VFB=768mV
200
mV
Current Limit
IC
1.8
A
Load transient (Note 1)
LOT
IOUT=20mA to 1.5A,
3
%
Line Transient (Note 1)
RNT
∆VIN=0.5V
3
%
Enable (EN))
VENH
EN rising, VIN=OUT+1V~6V
1.2
V
Input Threshold
VENL
EN falling, VIN=OUT+1V~6V
0.4
Input Bias Current
IEN
EN=0 or 6V
-1
0
1
uA
Power Good (PG)
PV1
FB high, VHYS=10mV, VIN=OUT+1V~6V
835
880
924
mV
Threshold Voltage
PV2
FB low, VHYS=10mV, VIN=OUT+1V~6V
652
688
760
mV
Output Voltage Low
PCL
FB=0.6V or 1.0V, IPG=1mA
25
200
mV
Output Current High
PCH
PWRGD=6V
0.001
0.1
uA
Rising Delay Time
PRDT
From FB*90% to PG
150
us
Falling Delay Time 1
PFDT1
VIN=2.5V, From FB to PG
20
70
120
us
Falling Delay Time 2
PFDT2
VIN=6V, From FB to PG
60
180
300
us
Thermal Shutdown (TSD) (Note 1)
TSDON
TSD On
165
°C
TSD Threshold
TSDOFF TSD Off
145
°C
Note: Guaranteed by design but not production tested.



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