參數(shù)資料
型號: TPS60122PWPR
廠商: Texas Instruments, Inc.
英文描述: REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS
中文描述: 穩(wěn)壓3.3伏,200毫安高效率電荷泵DC / DC轉(zhuǎn)換器
文件頁數(shù): 8/27頁
文件大?。?/td> 561K
代理商: TPS60122PWPR
TPS60120, TPS60121, TPS60122, TPS60123, TPS60124, TPS60125
REGULATED 200-mA HIGH EFFICIENCY CHARGE PUMP
DC/DC CONVERTERS
SLVS257B – NOVEMBER 1999 – REVISED AUGUST 2000
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
DISSIPATION RATING TABLE 1 FREE-AIR TEMPERATURE (see Figure 3)
TA
25 C
POWER RATING
ABOVE TA = 25 C
700 mW
5.6 mW/ C
PACKAGE
DERATING FACTOR
TA = 70 C
POWER RATING
448 mW
TA = 85 C
POWER RATING
364 mW
PWP
DISSIPATION RATING TABLE 2 FREE-AIR TEMPERATURE (see Figure 4)
PACKAGE
TC
62.5 C
POWER RATING
25 mW
DERATING FACTOR
ABOVE TC = 62.5 C
285.7 mW/ C
TC = 70 C
POWER RATING
22.9 mW
TC = 85 C
POWER RATING
18.5 mW
PWP
Figure 3
800
600
400
0
25
50
TA – Free-Air Temperature –
°
C
75
100
P
1000
1200
DISSIPATION DERATING CURVE
vs
FREE-AIR TEMPERATURE
1400
125
150
200
PWP Package
R
θ
JA = 178
°
C/W
Figure 4
15
10
5
0
25
50
75
100
20
25
MAXIMUM CONTINUOUS DISSIPATION
vs
CASE TEMPERATURE
30
125
150
Measured with the exposed thermal pad
coupled to an infinite heat sink with a
thermally conductive compound (the thermal
conductivity of the compound is 0.815 W/m
°
C)
The R
θ
JC is 3.5
°
C/W
PWP package
TC – Case Temperature –
°
C
Dissipation rating tables and figures are provided for maintenance of junction temperature at or below absolute maximum temperature of 150
°
C.
It is recommended not to exceed a junction temperature of 125
°
C.
recommended operating conditions
MIN
MAX
UNIT
Input voltage, VI
Operating junction temperature, TJ
1.8
3.6
V
°
C
125
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