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| UR5595 Datasheet, PDF (4/12 Pages) Unisonic Technologies – DDR TERMINATION REGULATOR | |||
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UR5595
MOS IC
 ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
Junction Temperature
Operation Temperature
Storage Temperature
PVIN, AVIN, VDDQ to GND
AVIN to GND(Note 1)
VDD
VDD
TJ
TOPR
TSTG
-0.3 ~ +6
V
2.2 ~ 5.5
V
+150
â
0 ~ +125
â
-65 ~ +150
â
Note: 1.Signified recommend operating range that indicates conditions for which the device is intended to be
functional, but does not guarantee specific performance limits.
2.Absolute maximum ratings indicate limits beyond which damage to the device may occur.
 THERMAL DATA
PARAMETER
Thermal Resistance Junction-Ambient
SYMBOL
θJA
RATINGS
150
 ELECTRICAL CHARACTERISTICS
(TJ=25â, VIN=AVIN=PVIN=2.5V, VDDQ=2.5V, unless otherwise specified).
PARAMETER
SYMBOL TEST CONDITIONS
VREF Voltage
VREF
VIN = VDDQ = 2.3V
VIN = VDDQ = 2.5V
VIN = VDDQ = 2.7V
VTT Output Voltage
IOUT = 0A
IOUT = ±1.5A
VIN = VDDQ = 2.3V
VIN = VDDQ = 2.5V
VTT
VIN = VDDQ = 2.7V
VIN = VDDQ = 2.3V
VIN = VDDQ = 2.5V
VIN = VDDQ = 2.7V
VTT Output Voltage Offset (VREF - VTT)
IOUT = 0A
VO(OFF)VTT IOUT = -1.5A
IOUT = +1.5A
Quiescent Current
IQ
IOUT = 0A
VSENSE Input Current
ISENSE
VREF Output Impedance
ZVREF IREF = -30 ~ +30 μA
VDDQ Input Impedance
ZVDDQ
Thermal Shutdown
TSHDN
Thermal Shutdown Hysteresis
THYS
MIN
1.135
1.235
1.335
1.125
1.225
1.325
1.125
1.225
1.325
-20
-25
-25
TYP
1.158
1.258
1.358
1.159
1.259
1.359
1.159
1.259
1.359
0
0
0
320
13
2.5
100
165
10
MAX
1.185
1.285
1.385
1.190
1.290
1.390
1.190
1.290
1.390
20
25
25
500
UNIT
â/W
UNIT
V
V
mV
μA
nA
kâ¦
kâ¦
â
â
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 12
QW-R502-062,A
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