參數(shù)資料
型號： TPS62261DRV
廠商： Texas Instruments, Inc.
英文描述： 2.25 MHz 600 mA Step Down Converter in 2x2SON/TSOT-23 Package
中文描述： 2.25兆赫600毫安降壓轉(zhuǎn)換器2x2SON/TSOT-23包
文件頁數(shù)： 3/32頁
文件大小： 951K
代理商： TPS62261DRV
www.ti.com
ELECTRICAL CHARACTERISTICS
Over full operating ambient temperature range, typical values are at T
A
= 25
°
C. Unless otherwise noted, specifications apply
for condition V
= EN = 3.6V. External components C
IN
= 4.7
μ
F 0603, C
OUT
= 10
μ
F 0603, L = 2.2
μ
H, see the parameter
measurement information.
TPS62260, TPS62261, TPS62262
SLVS763–JUNE 2007
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY
V
IN
Input voltage range
2.3
6
V
V
IN
2.5 V to 6 V
V
IN
2.3 V to 2.5 V
V
IN
2 V to 2.3 V
I
= 0 mA, PFM mode enabled
(MODE = GND) device not switching
I
= 0 mA, PFM mode enabled
(MODE = GND) device switching, V
OUT
= 1.8 V,
See
(1)
I
= 0 mA, switching with no load
(MODE = V
IN
), PWM operation, V
OUT
= 1.8 V,
V
IN
= 3 V
EN = GND
Falling
Rising
600
300
150
I
OUT
Output current
mA
15
μ
A
18.5
I
Q
Operating quiescent current
3.8
mA
I
SD
Shutdown current
0.1
1.85
1.95
1
μ
A
UVLO
Undervoltage lockout threshold
V
ENABLE, MODE
High level input voltage, EN,
MODE
Low level input voltage, EN,
MODE
Input bias current, EN, MODE
POWER SWITCH
High side MOSFET on-resistance
R
DS(on)
Low side MOSFET on-resistance
Forward current limit MOSFET
I
LIMF
high-side and low side
Thermal shutdown
T
SD
Thermal shutdown hysteresis
OSCILLATOR
f
SW
Oscillator frequency
OUTPUT
V
OUT
Adjustable output voltage range
V
ref
Reference voltage
2 V
≤
V
IN
≤
6 V
1
VIN
V
IH
V
2 V
≤
V
IN
≤
6 V
0
0.4
V
IL
V
I
IN
EN, MODE = GND or VIN
0.01
1
μ
A
240
185
480
380
V
IN
= V
GS
= 3.6 V, T
A
= 25
°
C
m
V
IN
= V
GS
= 3.6 V
0.8
1
1.2
A
Increasing junction temperature
Decreasing junction temperature
140
20
°
C
2 V
≤
V
IN
≤
6 V
2
2.25
2.5
MHz
0.6
V
IN
V
600
mV
MODE = V
, PWM operation, for fixed output
voltage versions V
= V
OUT
,
2.5 V
≤
V
IN
≤
6 V, 0 mA
≤
OUT
≤
600 mA, See
(2)
MODE = GND, device in PFM mode, voltage
positioning active, See
(1)
PWM Mode
Time from active EN to reach 95% of V
OUT
nominal
Time to ramp from 5% to 95% of V
OUT
V
= 3.6 V, V
IN
= V
OUT
= V
SW
, EN = GND,
See
(3)
Feedback voltage PWM Mode
–1.5%
0%
1.5%
V
FB
Feedback voltage PFM mode
1%
Load regulation
-0.5
500
%/A
t
Start Up
Start-up time
μ
s
t
Ramp
V
OUT
ramp up time
250
μ
s
I
lkg
Leakage current into SW pin
0.1
1
μ
A
(1)
(2)
(3)
In PFM mode, the internal reference voltage is set to typ. 1.01
×
V
ref
. See the parameter measurement information.
For V
= V
+ 0.6 V
In fixed output voltage versions, the internal resistor divider network is disconnected from FB pin.
3
Submit Documentation Feedback
相關(guān)PDF資料
PDF描述
TPS62262DRV 2.25 MHz 600 mA Step Down Converter in 2x2SON/TSOT-23 Package
TPS62260DRV 2.25 MHz 600 mA Step Down Converter in 2x2SON/TSOT-23 Package
TPS7233Y MICROPOWER LOW-DROPOUT LDO VOLTAGE REGULATORS
TPS7250Q MICROPOWER LOW-DROPOUT LDO VOLTAGE REGULATORS
TPS7228Q Micropower Low-Dropout (LDO) Voltage Regulators(微功耗低壓差2.8V電壓穩(wěn)壓器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS62261DRVR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS62261DRVRG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS62261DRVT 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS62261DRVTG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS62261TDRVRQ1 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
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，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，查看報價

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，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*