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UR6515D Datasheet, PDF (4/9 Pages) TRACO Electronic AG – 3A DDR BUS TERMINATION REGULATOR | |||
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UR6515D
LINEAR INTEGRATED CIRCUIT
 ABSOLUTE MAXIMUM RATING (unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
VCNTL Control Voltage
VCNTL
6
V
VIN Supply Voltage
VIN
6
V
Power Dissipation (Ta=25°C)
PD
1.33
W
Junction Temperature
TJ
125
°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.
 THERMAL DATA
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Junction to Ambient (Note 1)
θJA
75
°C/W
Junction to Case
θJC
28
°C/W
Note: 1. θJA is measured in the natural convection at Ta = 25°C on a high effective thermal conductivity test board of
JEDEC 51-7 thermal measurement standard
 RECOMMENDED OPERATING CONDITIONS (Note 1)
PARAMETER
SYMBOL
RATINGS
VCNTL Control Voltage
VCNTL
5 or 3.3±5%
VIN Supply Voltage
VIN
2.5~1.5±3%
VREF Input Voltage
VREF
1.25~0.75±3%
Junction Temperature
TJ
-40~+125
Notes: 1. All voltage values are with respect to the network ground terminal unless otherwise noted.
 ELECTRICAL CHARACTERISTICS (Ta=25°C, unless otherwise specified)
UNIT
V
V
V
°C
(VIN=2.5V/1.8V/1.5V, VCNTL=3.3V, VREF=1.25V/0.9V/0.75V, COUT = 10µF (Ceramic))
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
INPUT CURRENT
Operation Current of VCNTL
ICNTL
IOUT =0A
1
2.5 mA
Standby Current
ISTB
VREF<0.2V, RLOAD=180â¦
50 90 μA
OUTPUT VOLTAGE (DDR/DDR II/DDR III)
Output Voltage Offset (VREF-VOUT)
VOS
IOUT =0A
-20
20 mV
Load Regulation
ÎVLOAD IOUT =±2A
-20
20 mV
PROTECTION
Current Limit
ILIMIT
VIN=2.5V/1.8V/1.5V
3
A
Thermal Shutdown Temperature
TSD
VCNTL=3.3V~5V
125 170
°C
Thermal Shutdown Hysteresis
VREF Shutdown
ÎTSD
VCNTL=3.3V~5V
35
°C
Shutdown Threshold
VIH
Enable
VIL
Shutdown
0.6
V
0.2
V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 9
QW-R101-029.A
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