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UR5512L-SH2-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 UR5512L-SH2-R
功能描述  2A DDR BUS TERMINATION REGULATOR
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

UR5512L-SH2-R 数据表(HTML) 4 Page - Unisonic Technologies

  UR5512L-SH2-R Datasheet HTML 1Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 2Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 3Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 4Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 5Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 6Page - Unisonic Technologies UR5512L-SH2-R Datasheet HTML 7Page - Unisonic Technologies  
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UR5512
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 7
www.unisonic.com.tw
QW-R101-017,D
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
UNIT
VCNTL Control Voltage
VCNTL
-0.2 ~ 7
V
VIN Supply Voltage
VIN
-0.2 ~ 6
V
Power Dissipation
PD
Internally Limited
W
Junction Temperature
TJ
+125
°C
Storage Temperature
TSTG
-40 ~ +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
RANGE
UNIT
VCNTL Control Voltage (Note 1)
VCNTL
3.1 ~ 6
V
VIN Supply Voltage
VIN
1.6 ~ 5.5
V
VREF Input Voltage
VREF
0.85 ~ 1.75
V
VOUT Output Voltage (Note 2)
VOUT
VREF ± 0.02
V
VOUT Output Current
IOUT
-2 ~ +2
A
Junction Temperature
TJ
0 ~ +125
°C
Notes: 1. Please always keep VCNTL-VOUT>1.9V for good regulation.
2. The VOUT tracks the VREF with additional voltage offset and load regulation.
ELECTRICAL CHARACTERISTICS
(VIN = 1.8V, VCNTL = 5V, VREFEN = 0.5VIN), Ta = 25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
INPUT CURRENT
IOUT = 0A
2
4
mA
Operation Current of VCNTL
ICNTL
VREF=GND (Shutdown)
1.9
mA
VREF =1.25V
200
500
nA
Current into VREF Pin
IREF
VREF = GND (Shutdown)
20
40
µA
Standby Current
ISTB
VREF < 0.2V, RLOAD = 180Ω
50
90
µA
OUTPUT VOLTAGE
Output Voltage Offset (VOUT - VREF)
VO(OFF)
IOUT = 0A
-20
6
+20
mV
Load Regulation
ΔVLOAD
IOUT = ±1.5A
-20
+20
mV
PROTECTION
Current limit
ILIMIT
2.0
A
Thermal Shutdown Temperature
TSD
VCNTL = 5V
125
180
°C
Thermal Shutdown Hysteresis
ΔTSD
VCNTL = 5V
40
°C
REFEN Shutdown
VIH
Enable
0.6
V
Shutdown Threshold
VIL
Shutdown
0.15
V



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