參數(shù)資料
型號： TPS23750PWPR
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 1.3 A SWITCHING CONTROLLER, 565 kHz SWITCHING FREQ-MAX, PDSO20
封裝： GREEN, PLASTIC, HTSSOP-20
文件頁數(shù)： 6/38頁
文件大小： 1036K
代理商： TPS23750PWPR
www.ti.com
48.50
49.50
48.75
49.00
49.25
MaxDutyCycle-%
0
100
200
300
400
500
600
OscillatorFrequency-kHz
T =125 C
J
o
T =-40 C
J
o
T =25 C
J
o
3
0
4
2
1
5
6
Current-
A
m
T =25 C
J
o
T =-40 C
J
o
T =125 C
J
o
0
2
4
6
8
10
12
V
-SupplyVoltage-V
DD
DuringPoEDetection
432
434
436
438
440
442
444
446
448
450
452
I
-mA
R
TN
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
40
90
50
100
60
110
120
130
70
80
BlankingT
ime-ns
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
BL =VBIAS
BL =RTN
50
55
70
75
60
65
ResponseT
ime-ns
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
0
500
100
600
200
700
300
400
OscillatorFrequency-kHz
0
100
200
300
400
500
600
700
15000/R
-kHz
FREQ
17.5
30.0
20.0
22.5
25.0
27.5
PDDetectionResistance-k
W
1
2
3
4
8
5
9
6
10
7
11
Voltage,V
-V
PI
Includes24.9k
andHD01Bridge
W
R(V )=
PI
1
(I(V )-I(V )-1))
PI
802.3afLimits
0.6
0.7
1.0
0.8
1.1
0.9
1.2
1.3
1.4
1.5
1.6
Current-mA
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
Operating
R
=30k
(FREQ)
W
Operating
R
=150k
(FREQ)
W
Quiescent
SLVS590B – JULY 2005 – REVISED FEBRUARY 2008
TYPICAL CHARACTERISTICS (continued)
(VDD + RTN + SENP) DETECTION
CURRENT
PoE CURRENT LIMIT
MAXIMUM DUTY CYCLE
vs
SUPPLY VOLTAGE
JUNCTION TEMPERATURE
OSCILLATOR FREQUENCY
Figure 21.
Figure 22.
Figure 23.
CONVERTER CURRENT LIMIT
RESPONSE TIME
BLANKING TIME
OSCILLATOR FREQUENCY
vs
JUNCTION TEMPERATURE
15000/RFREQ
Figure 24.
Figure 25.
Figure 26.
PD DETECTION RESISTANCE
OPERATING CURRENT ( IVDD)
vs
VOLTAGE, VPI
JUNCTION TEMPERATURE
Figure 27.
Figure 28.
14
Copyright 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): TPS23750 TPS23770
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相關代理商/技術參數(shù)
參數(shù)描述
TPS23750PWPRG4 功能描述:熱插拔功率分布 IEEE 802.3af PD Controller 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: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube
TPS23751EVM-104 功能描述:電源管理IC開發(fā)工具 TPS23751 EVAL MOD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS23751PWP 功能描述:DC/DC 開關控制器 I 802.3t P Intrfc nd Grn-md DC/DC Cntrllr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
TPS23751PWPR 制造商:Texas Instruments 功能描述:Powered Device 16-Pin HTSSOP EP T/R 制造商:Texas Instruments 功能描述:IC CTRLR POE PWRD IEEE 16HTSSOP 制造商:Texas Instruments 功能描述:PoE Interface & Gr mode DC/DC Cntrlr
TPS23752EVM-145 功能描述:電源管理IC開發(fā)工具 TPS23752 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
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