參數(shù)資料
型號(hào)： TPS40100RGER
廠(chǎng)商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 穩(wěn)壓器
英文描述： 2 A SWITCHING CONTROLLER, 600 kHz SWITCHING FREQ-MAX, PQCC24
封裝： GREEN, PLASTIC, QFN-24
文件頁(yè)數(shù)： 23/39頁(yè)
文件大小： 762K
代理商： TPS40100RGER
www.ti.com
ELECTRICAL CHARACTERISTICS
TPS40100
SLUS601–MAY 2005
-40°C ≤ TA =TJ≤ 85°C, VVDD =12V,RRT = 182 k,RGM = 232 k,RILIM = 121 k (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
INPUT VOLTAGE
VVDD
Operating range
4.5
18.0
V
OPERATING CURRENT
IDD
Quiescent current
VFB > 0.8 V, 0% duty cycle
1.3
1.8
2.5
mA
ISD
Shutdown current
VUVLO < 1 V
500
A
5VPB
7V ≤ VVDD≤ 18 V, 0 mA ≤ ILOAD≤ 30 mA
4.7
5.0
5.3
Internal regulator
V
4.5 V ≤ VVDD < 7 V, 0 mA ≤ ILOAD≤ 30 mA
4.3
5.0
5.3
OSCILLATOR/RAMP GENERATOR
fSW
Programmable oscillator frequency
100
600
kHz
4.5 V ≤ VVDD <18V,
Oscillator frequency accuracy
250
275
300
-40°C ≤ TA =TJ≤ 125°C
VRAMP
Ramp amplitude(1)
0.5
VP-P
tOFF
Fixed off-time
100
150
ns
DMIN
Minimum duty cycle
0%
tMIN
Minimum controllable pulse width(1)
CLOAD = 4.7 nF, -40°C ≤ TA =TJ≤ 125°C
175
ns
VVLY
Valley voltage(1)
1.0
1.6
2.0
V
FREQUENCY SYNCHRONIZATION
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
ISYNC
Input current, SYNC
VSYNC = 2.5 V
4.0
5.5
10.0
A
tSYNC
Mimimum pulse width, SYNC
50
ns
tSYNC_SH
Minimum set-up/hold time, SYNC(2)
100
SOFT-START AND FAULT IDLE
ISS
Soft-start source (charge) current
13
20
25
A
ISS_SINK
Soft-start sink (discharge) current
3.4
5.0
6.6
VSSC
Soft-start completed voltage
3.25
3.40
3.75
V
VSSD
Soft-start discharged voltage
0.15
0.20
0.25
Retry interval time to SS time ratio(1)
16
VSSOS
Offset from SS to error amplifier
300
500
800
mV
ERROR AMPLIFIER
GBWP
Gain bandwidth product(1)
3.5
5.0
MHz
AVOL
Open loop
60
80
dB
IBIAS
Input bias current, FB
50
200
nA
IOH
High-level output current
23
mA
IOL
Low-level output current
23
Slew rate(1)
2.1
V/s
FEEDBACK REFERENCE
TA =25°C
686
690
694
VFB
Feedback voltage reference
mV
-40°C < TA =TJ≤ 125°C
683
697
(1) Ensured by design. Not production tested.
(2) To meet set up time requirements for the synchronization circuit, a negative logic pulse must be greater than 100 ns wide.
3
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參數(shù)描述
TPS40100RGERG4 功能描述:DC/DC 開(kāi)關(guān)控制器 Wide In Range Sync Buck for Sequencing RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
TPS40100RGET 功能描述:DC/DC 開(kāi)關(guān)控制器 Wide In Range Sync Buck for Sequencing RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
TPS40100RGETG4 功能描述:DC/DC 開(kāi)關(guān)控制器 Wide In Range Sync Buck for Sequencing RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
TPS40101 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:MIDRANGE INPUT SYNCHRONOUS BUCK CONTROLLER WITH ADVANCED SEQUENCING AND OUTPUT MARGINING
TPS40101RGER 功能描述:DC/DC 開(kāi)關(guān)控制器 Mid Range Input Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
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