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| 型號： | TPS23753PW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.505 A SWITCHING CONTROLLER, 273 kHz SWITCHING FREQ-MAX, PDSO14 |
| 封裝： | GREEN, PLASTIC, TSSOP-14 |
| 文件頁數(shù)： | 25/30頁 |
| 文件大?。?/td> | 823K |
| 代理商： | TPS23753PW |
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SLVS853C – JUNE 2008 – REVISED JANUARY 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Unless otherwise noted: CS = APD = CTL = RTN, GATE open, RFRS = 60.4 k, RBLNK = 249 k, CVB = CVC = 0.1 μF,
RDEN = 24.9 k, RCLS open, VVDD-VSS = 48 V, VVDD1-RTN = 48 V, 8.5 V ≤ VVC-RTN ≤ 18 V, –40°C ≤ TJ ≤ 125°C
Controller Section Only
[VSS = RTN and VDD = VDD1] or [VSS = RTN = VDD], all voltages referred to RTN. Typical specifications are at 25°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
CS
VCSMAX
Maximum threshold voltage
VCTL = VB, VCS ↑ until GATE duty cycle drops
0.50
0.55
0.60
V
t1
Turn off delay
VCS = 0.65 V
25
41
60
ns
VSLOPE
Internal slope compensation voltage
Peak voltage at maximum duty cycle, referred to CS
90
118
142
mV
ISL_EX
Peak slope compensation current
VCTL = VB, ICS at maximum duty cycle (ac component)
30
42
54
μA
Bias current (sourcing)
Gate high, dc component of CS current
2
3
4.2
μA
GATE
Source current
VCTL = VB, VC = 12 V, GATE high, Pulsed measurement
0.30
0.46
0.60
A
Sink current
VCTL = VB, VC = 12 V, GATE low, Pulsed measurement
0.50
0.79
1.1
A
APD
VAPDEN
VAPD↑
1.42
1.5
1.58
Threshold voltage
V
VAPDH
Hysteresis(2)
0.28
0.3
0.32
THERMAL SHUTDOWN
Turn off temperature
135
145
155
°C
Hysteresis(3)
20
°C
(2)
The hysteresis tolerance tracks the rising threshold for a given device.
(3)
These parameters are provided for reference only, and do not constitute part of TI's published device specifications for purposes of TI's
product warranty.
ELECTRICAL CHARACTERISTICS
PoE and Control
[VDD = VDD1] or [VDD1] = RTN, VVC-RTN = 0 V, all voltages referred to VSS. Typical specifications are at 25°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DEN (DETECTION)
(VDD = VDD1 = RTN = VSUPPLY positive)
Measure ISUPPLY
Detection current
VDD = 1.6 V
62
64.3
66.5
μA
VDD = 10 V
399
406
413
Detection bias current
VDD = 10 V, DEN open, Measure ISUPPLY
5.2
12
μA
VPD_DIS
Hotswap disable threshold
3
4
5
V
Ilkg
DEN leakage current
VDEN = VDD = 57 V, Float VDD1 and RTN, Measure IDEN
0.1
5
μA
CLS (CLASSIFICATION)
(VDD = VDD1 = RTN = VSUPPLY positive)
13 V
≤ VDD ≤ 21 V, Measure ISUPPLY
RCLS = 1270
1.8
2.14
2.4
RCLS = 243
9.9
10.6
11.3
ICLS
Classification current
mA
RCLS = 137
17.6
18.6
19.4
RCLS = 90.9
26.5
27.9
29.3
RCLS = 63.4
38
39.9
42
VCL_ON
Regulator turns on, VDD rising
10
11.7
13
Classification regulator lower
V
threshold
VCL_HYS
Hysteresis(1)
1.9
2.05
2.2
VCU_OFF
Regulator turns off, VDD rising
21
22
23
Classification regulator upper
V
threshold
VCU_HYS
Hysteresis(1)
0.5
0.77
1
Ilkg
Leakage current
VDD = 57 V, VCLS = 0 V, DEN = VSS, Measure ICLS
1
μA
(1)
The hysteresis tolerance tracks the rising threshold for a given device.
4
Copyright 2008–2010, Texas Instruments Incorporated
Product Folder Link(s): TPS23753
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相關代理商/技術參數(shù) |
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|---|---|
| TPS23753PW | 制造商:Texas Instruments 功能描述:Controller IC |
| TPS23753PWG4 | 功能描述:熱插拔功率分布 PoE Interface & Iso Cnvrtr & Cntrlr 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 |
| TPS23753PWR | 功能描述:熱插拔功率分布 Interface and Iso Cnvrtr and Cntrlr 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 |
| TPS23753PWRG4 | 功能描述:熱插拔功率分布 PoE Interface & Iso Cnvrtr & Cntrlr 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 |
| TPS23754EVM-383 | 功能描述:電源管理IC開發(fā)工具 TPS23754 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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