參數(shù)資料
型號(hào): TPS9125PW
廠商: Texas Instruments, Inc.
英文描述: 5 V/3 V SIM SUPPLY AND LEVEL SHIFTERS
中文描述: 5伏/ 3伏SIM卡供應(yīng)及電平轉(zhuǎn)換器
文件頁(yè)數(shù): 11/24頁(yè)
文件大?。?/td> 338K
代理商: TPS9125PW
TPS9125
5 V/3 V SIMSUPPLY AND LEVEL SHIFTERS
SLVS244A – SEPTEMBER 1999 – REVISED NOVEMBER 1999
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 6
POWER LOSS
vs
CURRENT LOAD
Charge Pump
Theoretical Limit
10
8
4
0
0
1
2
3
4
Lload – mA
5
6
P
14
18
20
7
8
9
10
16
12
6
2
T = 27
°
C
Nominal Models
Cpump = 220 nF
Csim = 1
μ
F
VDD = 3 V
Figure 7
POWER EFFICIENCY
vs
CURRENT LOAD
Theoretical Limit
Charge Pump
T = 27
°
C
Nominal Models
Cpump = 220 nF
Csim = 1
μ
F
VDD = 3 V
80
75
70
0
1
2
3
4
5
6
P
85
90
7
8
9
10
Lload – mA
Figure 8
80
75
70
2.5 2.6
2.7
2.8
VDD Supply Voltage - V
2.9
3
3.1
P
85
90
3.2
3.3
3.4
3.5
Theoretical Limit
Charge Pump
T = 27
°
C
Nominal Models
Cpump = 220 nF
Csim = 1
μ
F
IO = 10 mA
POWER EFFIENCY
vs
SUPPLY VOLTAGE
Figure 9
4.5
4
2.5 2.6
2.7
2.8
VDD Supply Voltage - V
2.9
3
3.1
5
5
5.5
3.2
3.3
3.4
3.5
TA = –40
°
C
SIMVCC = 1
μ
F
Cpump = 220 nF
Lload = 10 mA
TA = 100
°
C
TA = 27
°
C
5V OUTPUT STARTUP
vs
SUPPLY VOLTAGE
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