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參數(shù)資料
| 型號： | TPS2070DAPR |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | FOUR-PORT USB HUB POWER CONTROLLERS |
| 中文描述： | 4端口USB集線器電源控制器 |
| 文件頁數(shù)： | 9/29頁 |
| 文件大小： | 472K |
| 代理商： | TPS2070DAPR |
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TPS2070, TPS2071
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS287A
–
SEPTEMBER 2000
–
REVISED FEBRUARY 2001
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range,
4.5 V
≤
V
I(BP)
≤
5.5 V, 4.85 V
≤
V
I(SP)
≤
5.5 V, 6 V
≤
V
I(VEXT)
≤
9 V, ENx = 0 V, EN_REG = 0 V,
BP_DIS = 0 V, C
L(3.3V_OUT)
= 10
μ
F (unless otherwise noted)
internal voltage regulator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage, dc
VI(BP) = 4.25 V to 5.5 V,
IO = 100 mA
VI(BP) = 4.25 V to 5.25 V, IO = 5 mA
VI(BP) = 4.25 V,
VI(BP) = 4.25 V, 3.3V_OUT connected to GND
VI(3.3V_OUT) = 3.3 V
VI(3.3V_OUT) = 1 V
F = 1 kHz, CL(3.3V_OUT) = 4.7
μ
F,
ESR = 0.25
, IO = 5 mA,
VI(BP)PP = 100 mV
IO = 5 mA to 100 mA
3.2
3.3
3.4
V
Dropout voltage
0.6
V
Line regulation
0.1
%/v
Load regulation
Short-circuit current limit
IO = 5 mA to 100 mA
0.6%
IOS
0.12
10
0.2
0.3
A
Pulldown transistor at 3.3V_OUTPUT
(see Note 1)
mA
5
PSRR
Power-supply ripple rejection (see Note 1)
40
dB
Low-level trip threshold voltage at PG
2.88
2.94
3
V
Vhys
VOH
VOL
Vref
Hysteresis voltage at PG (see Note 1)
50
100
mV
High-level output voltage at PG
4.25 V
≤
VI(BP)
≤
5.25 V, IO = 2 mA
4.25 V
≤
VI(BP)
≤
5.25 V, IO = 3.2 mA
2.4
V
Low-level output voltage at PG
0.4
V
Reference voltage at PG_DLY
1.22
V
Charge current at PG_DLY
3
uA
td
Delay time at PG (see Notes 1 and 2)
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.
NOTES:
1. Specified by design, not tested in production.
2. The PG delay time (td) is calculated using the PG_DLY reference voltage and charge current:
CL(PG_DLY) = 0.47
μ
F
190
ms
td
CL(PG_DLY)
Charge Current
Vref
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS2071DAP | 功能描述:熱插拔功率分布 Pwr Cntrlr for Bus/ 4-Port USB Hub RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS2071DAP | 制造商:Texas Instruments 功能描述:IC PCMCIA PWR I/F SW 32-HTSSOP 制造商:Texas Instruments 功能描述:IC, PCMCIA PWR I/F SW 32-HTSSOP |
| TPS2071DAPG4 | 功能描述:熱插拔功率分布 Pwr Cntrlr for Bus/ 4-Port USB Hub RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS2071DAPR | 功能描述:熱插拔功率分布 Pwr Cntrlr for Bus 4 Port USB Hub RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| TPS2071DAPRG4 | 功能描述:熱插拔功率分布 Pwr Cntrlr for Bus 4 Port USB Hub RoHS:否 制造商:Texas Instruments 產(chǎn)品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
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