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| 型號： | TPS65051RSMRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 6-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC32 |
| 封裝： | 4 X 4 MM, 0.40 MM PITCH, GREEN, PLASTIC, QFN-32 |
| 文件頁數(shù)： | 12/40頁 |
| 文件大?。?/td> | 1234K |
| 代理商： | TPS65051RSMRG4 |
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ABSOLUTE MAXIMUM RATINGS
DISSIPATION RATINGS
RECOMMENDED OPERATING CONDITIONS
SLVS710A – JANUARY 2007 – REVISED AUGUST 2007
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
ORDERING INFORMATION
PART
OUTPUT CURRENT
QFN(1)
PACKAGE
TA
OPTION
NUMBER
for DC/DC CONVERTERS
PACKAGE(2)
MARKING
LDO voltages according to Table 1
TPS65050
2 x 600 mA
65050
DC/DC converters externally adjustable
LDO voltages externally adjustable
DCDC1 = 1 A
TPS65051
65051
DC/DC converters externally adjustable
DCDC2 = 600 mA
LDO voltages according to Table 1
DCDC1 = 1 A
TPS65052
65052
DCDC1 = 3.3 V; DCDC2 = 1 V / 1.3 V
DCDC2 = 600 mA
-40
°C to 85°C
RSM
LDO voltages externally adjustable
TPS65054
DCDC1 = externally adjustable
2 x 600 mA
65054
DCDC2 = 1.3 V / 1.05 V
LDO voltages externally adjustable
DCDC1 = 1A
TPS65056
DCDC1 = 3.3 V
65056
DCDC2 = 600 mA
DCDC2 = 1.0 V / 1.3 V
(1)
The RSM package is available in tape and reel. Add the R suffix (TPS65050RSMR) to order quantities of 3000 parts per reel. Add the T
suffix (TPS65050RSMT) to order quantities of 250 parts per reel.
(2)
For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
website at www.ti.com.
over operating free-air temperature range (unless otherwise noted)
(1)
UNITS
Input voltage range on all pins except AGND, PGND, and EN_LDO1 pins with
–0.3 V to 7 V
respect to AGND
VI
Input voltage range on EN_LDO1 pins with respect to AGND
–0.3 V to VCC + 0.5 V
Current at VINDCDC1/2, L1, PGND1, L2, PGND2
1800 mA
II
Current at all other pins
1000 mA
VO
Output voltage range for LDO1, LDO2, LDO3, and LDO4
–0.3 V to 4.0 V
Continuous total power dissipation
See the dissipation rating table
TA
Operating free-air temperature
–40
°C to 85°C
TJ
Maximum junction temperature
125
°C
Tstg
Storage temperature range
–65
°C to 150°C
(1)
Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. These are stress ratings
only and functional operation of the device at these or any other conditions beyond those indicated under "recommended operating
conditions" is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
POWER RATING
DERATING FACTOR
POWER RATING
PACKAGE
RθJA
(1)
TA ≤ 25°C
ABOVE TA = 25°C
TA = 70°C
TA = 85°C
RSM
58 K/W
1.7 W
17 mW/K
0.95 W
0.68 W
(1)
The thermal resistance junction to case of the RSM package is 4 K/W measured on a high K board
over operating free-air temperature range (unless otherwise noted)
MIN
NOM
MAX
UNIT
VI
Input voltage range for step-down converters, VINDCDC1/2
2.5
6
V
Output voltage range for step-down converter, VDCDC1
0.6
VINDCDC1/2
V
VO
Output voltage range for step-down converter, VDCDC2
0.6
VINDCDC1/2
V
VI
Input voltage range for LDOs, VINLDO1, VINLDO2, VINLDO3/4
1.5
6.5
V
2
Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS65050, TPS65051, TPS65052 TPS65054, TPS65056
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