參數(shù)資料
型號(hào)： TPS61120
廠商： Texas Instruments, Inc.
英文描述： SYNCHRONOUS BOOST CONVERTER WITH 1.1A SWITCH AND INTEGRATED LDO
中文描述： 同步升壓轉(zhuǎn)換器與1.1A的開(kāi)關(guān)和集成穩(wěn)壓器
文件頁(yè)數(shù)： 3/25頁(yè)
文件大小： 462K
代理商： TPS61120
www.ti.com
ELECTRICAL CHARACTERISTICS
over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature
range of 25
°
C) (unless otherwise noted)
TPS61120
TPS61122, TPS61121
SLVS427C–JUNE 2002–REVISED APRIL 2004
DC/DC STAGE
PARAMETER
V
I
TEST CONDITIONS
MIN
1.8
TYP
MAX
5.5
UNIT
V
Input voltage range
Adjustable output voltage range
(TPS61120)
Reference
voltage
Oscillator
frequency
Switch current limit
Startup current
limit
SWN switch on resistance
SWP switch on resistance
Total accuracy (including line and
load regulation)
V
O
2.5
5.5
V
V
ref
485
500
515
mV
f
400
500
600
kHz
I
SW
VOUT= 3.3 V
1100
1300
1600
mA
0.4 x I
SW
mA
VOUT= 3.3 V
VOUT= 3.3 V
200
250
350
500
m
m
-3%
±
3%
I
= 0 mA, V
= VBAT = 1.8 V,
VOUT = 3.3 V, ENLDO = 0
I
= 0 mA, V
= VBAT = 1.8 V,
VOUT = 3.3 V, ENLDO = 0
V
EN
= 0 V
into VBAT
10
25
μA
DC/DC
quiescent
current
into VOUT
10
25
μA
DC/DC shutdown current
LDO STAGE
V
I(LDO)
Input voltage range
Adjustable output voltage range
V
O(LDO)
(TPS61120)
I
O(max)
Output current
LDO short circuit current limit
Minimum voltage drop
Total accuracy (including line and
load regulation)
0.2
1
μA
1.8
7
V
0.9
5.5
V
200
320
mA
mA
mV
500
300
I
O
= 200 mA
I
O
≥
1 mA
±
3%
LDOIN change from 1.8 V to 2.6 V
at 100 mA, LDOOUT = 1.5 V
Load change from 10% to 90%,
LDOIN = 3.3 V
LDOIN = 7 V, VBAT = 1.8 V, EN =
VBAT
LDOEN = 0 V, LDOIN = 7 V
Line regulation
0.6%
Load regulation
0.6%
LDO quiescent current
20
30
μA
LDO shutdown current
CONTROL STAGE
V
IL
LBI voltage threshold
LBI input hysteresis
LBI input current
LBO output low voltage
LBO output low current
LBO output leakage current
V
IL
EN, SKIPEN input low voltage
V
IH
EN, SKIPEN input high voltage
0.1
1
μA
V
LBI
voltage decreasing
490
500
10
0.01
0.04
100
0.01
510
mV
mV
μA
V
μA
μA
V
V
EN = VBAT or GND
V
O
= 3.3 V, I
OI
= 100 μA
0.1
0.4
V
LBO
= 7 V
0.1
0.2
×
VBAT
0.8
×
VBAT
V
IL
LDOEN input low voltage
0.2
×
V
LDOIN
V
0.8
×
V
LDOIN
V
IH
LDOEN input high voltage
V
EN, SKIPEN input current
Clamped on GND or VBAT
0.01
0.1
μA
3
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS61120EVM-205 功能描述:電源管理IC開(kāi)發(fā)工具 TPS61120-205 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS61120PW 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Adj Hi-Eff Boost Cnvrtr w/200mA LDO RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS61120PWG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Adj Hi-Eff Boost Cnvrtr w/200mA LDO RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS61120PWR 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Adj Hi-Eff Boost Cnvrtr w/200mA LDO RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS61120PWRG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Adj Hi-Eff Boost Cnvrtr w/200mA LDO RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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