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TPS51116PWPRG4 Fiches technique(PDF) 4 Page - Texas Instruments

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No de pièce TPS51116PWPRG4
Description  COMPLETE DDR, DDR2 AND DDR3 MEMORY POWER SOLUTION SYNCHRONOUS BUCK CONTROLLER, 3-A LDO, BUFFERED REFERENCE
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS51116PWPRG4 Fiches technique(HTML) 4 Page - Texas Instruments

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ELECTRICAL CHARACTERISTICS
TPS51116
SLUS609H – MAY 2004 – REVISED JULY 2009................................................................................................................................................................ www.ti.com
over operating free-air temperature range, VV5IN = 5 V
(1), VLDOIN is connected to VDDQ output (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
TA = 25°C, No load, VS3 = VS5 = 5 V,
IV5IN1
Supply current 1, V5IN(1)
0.8
2
mA
COMP connected to capacitor
TA = 25°C, No load, VS3 = 0 V, VS5 = 5 V,
IV5IN2
Supply current 2, V5IN(1)
300
600
COMP connected to capacitor
TA = 25°C, No load, VS3 = 0 V, VS5 = 5 V,
IV5IN3
Supply current 3, V5IN(1)
240
500
VCOMP = 5 V
µA
IV5INSDN
Shutdown current, V5IN(1)
TA = 25°C, No load, VS3 = VS5 = 0 V
0.1
1.0
IVLDOIN1
Supply current 1, VLDOIN
TA = 25°C, No load, VS3 = VS5 = 5 V
1
10
IVLDOIN2
Supply current 2, VLDOIN
TA = 25°C, No load, VS3 = 5 V, VS5 = 0 V,
0.1
10
IVLDOINSDN
Standby current, VLDOIN
TA = 25°C, No load, VS3 = VS5 = 0 V
0.1
1.0
VTTREF OUTPUT
VVTTREF
Output voltage, VTTREF
VVDDQSNS/2
V
-10 mA < IVTTREF < 10 mA, VVDDQSNS = 2.5 V,
-20
20
Tolerance to VVDDQSNS/2
-10 mA < IVTTREF < 10 mA, VVDDQSNS = 1.8 V,
-18
18
Tolerance to VVDDQSNS/2
VVTTREFTOL
Output voltage tolerance
mV
-10 mA < IVTTREF < 10 mA, VVDDQSNS = 1.5 V,
-15
15
Tolerance to VVDDQSNS/2
-10 mA < IVTTREF < 10 mA, VVDDQSNS = 1.2 V,
–12
12
Tolerance to VVDDQSNS/2
VVTTREFSRC
Source current
VVDDQSNS = 2.5 V, VVTTREF = 0 V
-20
-40
-80
mA
VVTTREFSNK
Sink current
VVDDQSNS = 2.5 V, VVTTREF = 2.5 V
20
40
80
VDDQ OUTPUT
TA = 25°C, VVDDQSET = 0 V, No load
2.465
2.500
2.535
0°C
≤ TA≤ 85°C, VVDDQSET = 0 V, No load
(2)
2.457
2.500
2.543
-40°C
≤ TA ≤ 85°C, VVDDQSET = 0 V, No load
(2)
2.440
2.500
2.550
TA = 25°C, VVDDQSET = 5 V, No load
(2)
1.776
1.800
1.824
VVDDQ
Output voltage, VDDQ
V
0°C
≤ TA≤ 85°C, VVDDQSET = 5V, No load
(2)
1.769
1.800
1.831
-40°C
≤ TA ≤ 85°C, VVDDQSET = 5V, No load
(2)
1.764
1.800
1.836
-40°C
≤ TA ≤ 85°C, Adjustable mode, No
0.75
3.0
load(2)
TA = 25°C, Adjustable mode
742.5
750.0
757.5
mV
VVDDQSET
VDDQSET regulation voltage 0°C
≤ TA≤ 85°C, Adjustable mode
740.2
750.0
759.8
-40°C
≤ TA ≤ 85°C, Adjustable mode
738.0
750.0
762.0
VVDDQSET = 0 V
215
k
RVDDQSNS
Input impedance, VDDQSNS VVDDQSET = 5 V
180
Adjustable mode
460
VVDDQSET = 0.78 V, COMP = Open
-0.04
IVDDQSET
Input current, VDDQSET
µA
VVDDQSET = 0.78 V, COMP = 5 V
-0.06
VS3 = VS5 = 0 V, VVDDQSNS = 0.5 V,
IVDDQDisch
Discharge current, VDDQ
10
40
mA
VMODE = 0 V
VS3 = VS5 = 0 V, VVDDQSNS = 0.5 V,
IVLDOINDisch
Discharge current, VLDOIN
700
mA
VMODE = 0.5 V
(1)
V5IN references to PWP packaged devices should be interpreted as V5FILT references to RGE packaged devices.
(2)
Specified by design.
4
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