參數(shù)資料
型號(hào): TPS5602IDBTR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 3 A DUAL SWITCHING CONTROLLER, 202.4 kHz SWITCHING FREQ-MAX, PDSO30
封裝: GREEN, PLASTIC, TSSOP-30
文件頁(yè)數(shù): 23/27頁(yè)
文件大?。?/td> 949K
代理商: TPS5602IDBTR
TPS5602
DUAL, FAST, HIGH EFFICIENCY CONTROLLER FOR DSP POWER
SLVS217 – JUNE 1999
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature (see Note 1) (unless otherwise
noted)
Supply voltage, VCC
–0.3 V to 27 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage, VI, INV
–0.3 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Softstart
–0.3 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COMP
–0.3 V to 6 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REG5V_IN
–0.3 V to 6 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
STBY
–0.3 V to 15 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TRIP
–0.3 V to 15 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Driver current
3 A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output voltage, LLx
–0.3 V to 27 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output voltage, OUTx_u
–0.3 V to 32 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output voltage, OUTx_d
–0.3 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power dissipation (TA = 25°C)
See Dissipation Table
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA
– 40
°C to 85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating virtual junction temperature range, TJ
125
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
– 55
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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.
NOTE 1: All voltages are with respect to GND terminal.
DISSIPATION RATING TABLE
PACKAGE
TA = 25°C
POWER DISSIPATION
TA ≥ 25°C
DERATING FACTOR
TA = 85°C
POWER DISSIPATION
DBT
874 mW
6.993 mW/
°C
454 mW
recommended operating conditions
MIN
NOM
MAX
UNIT
Supply voltage, VCC
4.5
25
V
INV1/2
6
COMP
6
SOFTSTART1/2
6
Input voltage, VI
REG5V_IN
5.5
V
STBY1/STBY2
12
TRIP1/2
25
VCC_SENCE
25
Operation junction temperature range, TA
–40
85
°C
electrical characteristics over recommended TA = –40°C to 85°C temperature range, VCC = 7 V
(unless otherwise noted)
reference voltage
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V f
Reference voltage
TA = 25°C,
Ivref = 50 A
1.167
1.185
1.203
V
Vref
Reference voltage
VI = 4.5 V to 25 V,
I = 1
A to 1 mA
1.155
1.215
V
VI(Regin)
Line regulation
VCC = 5.5 V to 25 V,
I = 50
A
0.2
12
mV
VI(Regl)
Load regulation
I = 1
A to 1 mA,
0.5
10
mV
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