參數(shù)資料
型號(hào)： TPS40070PWP
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝： GREEN, PLASTIC, HTSSOP-16
文件頁數(shù)： 23/28頁
文件大小： 655K
代理商： TPS40070PWP
SLUS582J – DECEMBER 2003 – REVISED APRIL 2009 .................................................................................................................................................. www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
TA = –40°C to 85°C, VIN = 12 Vdc, RT = 90.9 k, IKFF = 300 A, fSW = 500 kHz, all parameters at zero power dissipation (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SHORT CIRCUIT CURRENT PROTECTION
IILIM
Current sink into current limit
80
105
125
A
VILIM(ofst)
Current limit offset voltage
VILIM = 11.5 V, (VSW - VILIM) VDD = 12 V
–75
–50
–30
mV
tHSC
Minimum HDRV pulse width
During short circuit
135
225
ns
Propagation delay to output(3)
50
ns
tBLANK
Blanking time(3)
50
ns
tOFF
Off time during a fault (SS cycle times)
7
cycles
VSW
Switching level to end precondition(3)
(VDD - VSW)
2
V
tPC
Precondition time(3)
100
ns
VILIM
Current limit precondition voltage threshold(3)
6.8
V
OUTPUT DRIVERS
tHFALL
High-side driver fall time(3)
36
CHDRV = 2200 pF, (HDRV - SW)
ns
tHRISE
High-side driver rise time(3)
48
tHFALL
High-side driver fall time(3)
72
CHDRV = 2200 pF, (HDRV - SW)
ns
VDD = 4.5 V, 0.2 V ≤ VSS≤ 4 V
tHRISE
High-side driver rise time(3)
96
tLFALL
Low-side driver fall time(3)
24
CLDRV = 2200 pF
ns
tLRISE
Low-side driver rise time(3)
48
tLFALL
Low-side driver fall time(3)
48
CLDRV = 2200 pF, VDD= 4.5 V,
ns
0.2 V
≤ VSS≤ 4 V
tLRISE
Low-side driver rise time(3)
96
IHDRV = -0.01 A, (VBOOST- VHDRV)
0.7
1.0
VOH
High-level output voltage, HDRV
V
IHDRV = -0.1 A, (VBOOST - VHDRV)
0.95
1.30
(VHDRV - VSW), IHDRV = 0.01A
0.06
0.10
VOL
Low-level output voltage, HDRV
V
(VHDRV - VSW), IHDRV = 0.1 A
0.65
1.0
(VDBP - VLDRV), ILDRV= -0.01A
0.65
1.00
VOH
High-level output voltage, LDRV
V
(VDBP - VLDRV), ILDRV = -0.1 A
0.875
1.200
ILDRV = 0.01 A
0.03
0.05
VOL
Low-level output voltage, LDRV
V
ILDRV = 0.1 A
0.3
0.5
ZERO CURRENT DETECTION
IZERO
Zero current threshold, TPS40070
–5
0
5
mV
BOOST REGULATOR
VBOOST
Output voltage
VDD = 12 V
15.2
17.0
V
UVLO
VUVLO
Programmable UVLO threshold voltage
RKFF = 90.9 k, turn-on, VDD rising
6.2
7.2
8.2
Programmable UVLO hysteresis
RKFF = 90.9 k
1.10
1.55
2.00
V
Fixed UVLO threshold voltage
Turn-on, VDD rising
4.15
4.30
4.45
Fixed UVLO hysteresis
275
365
mV
POWER GOOD
VPG
Powergood voltage
IPG = 1 mA
370
500
VOH
High-level output voltage, FB
770
mV
VOL
Low-level output voltage, FB
630
THERMAL SHUTDOWN
Shutdown temperature threshold(3)
165
°C
Hysteresis(3)
15
(3)
Ensured by design. Not production tested.
4
Copyright 2003–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS40070 TPS40071
相關(guān)PDF資料
PDF描述
TPS62122DRV SWITCHING REGULATOR, PDSO6
TC151A4316EOA713 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC151B1622EOA723 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC161B3517EOA713 0.25 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDSO8
TC161B1719EOA723 0.25 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS40070PWPG4 功能描述:DC/DC 開關(guān)控制器 Mid Range Input Freq Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)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(fēng)格: 封裝 / 箱體:CPAK
TPS40070PWPR 功能描述:DC/DC 開關(guān)控制器 Mid Range Input Freq Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)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(fēng)格: 封裝 / 箱體:CPAK
TPS40070PWPRG4 功能描述:DC/DC 開關(guān)控制器 Mid Range Input Freq Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)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(fēng)格: 封裝 / 箱體:CPAK
TPS40071 制造商:TI 制造商全稱:Texas Instruments 功能描述:HIGH-EFFICIANCY MIDRANGE INPUT SYNCHRONOUS BUCK CONTROLLER WITH VOLTAGE FEED-FORWARD
TPS40071EVM-001 功能描述:EVAL MODULE FOR TPS40071-001 RoHS:是 類別:編程器，開發(fā)系統(tǒng) >> 評(píng)估板 - DC/DC 與 AC/DC（離線）SMPS 系列:Predictive Gate Drive™ 產(chǎn)品培訓(xùn)模塊:Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:True Shutdown™ 主要目的:DC/DC，步升 輸出及類型:1，非隔離 功率 - 輸出:- 輸出電壓:- 電流 - 輸出:1A 輸入電壓:2.5 V ~ 5.5 V 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):升壓 頻率 - 開關(guān):3MHz 板類型:完全填充 已供物品:板 已用 IC / 零件:MAX8969
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*