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參數資料
型號: TPS62420DRCT
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩壓器
英文描述: 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3 X 3 MM, GREEN, PLASTIC, SON-10
文件頁數: 35/37頁
文件大小: 1020K
代理商: TPS62420DRCT
SW1
FB1
SW2
ADJ2
DEF_1
VIN
EN_1
EN_2
MODE/
DATA
TPS62420
GND
R11
R12
L1
VIN2.5V-6V
C
10 F
IN
m
2.2 H
LPS4018
m
VOUT1
C
2x10 F
GRM21BR61A106K
OUT1
m
R21
R22
L2
VOUT2
C
2x10 F
GRM21BR61A106K
OUT2
m
C
33pF
ff2
2.2 H
LPS4018
m
www.ti.com
SLVS676C – JUNE 2006 – REVISED JUNE 2010
PARAMETER MEASUREMENT INFORMATION
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
FIGURE NO.
Efficiency VOUT1 = 1.1V
1
Efficiency VOUT1 = 1.575V
2
Efficiency VOUT2 = 1.8V
3
Efficiency VOUT2 = 3.3V
4
Efficiency
vs VIN
5, 6
DC Output Accuracy VOUT1 = 1.1V
7
DC Output Accuracy VOUT2 = 3.3V
8
FOSC
vs VIN
9
Iq for one converter
10
Iq for both converters, not switching
11
RDSON PMOS
vs VIN
12
RDSON NMOS
vs VIN
13
Light Load Output Voltage Ripple in Power Save Mode
14
Output Voltage Ripple in Forced PWM Mode
15
Output Voltage Ripple in PWM Mode
16
Forced PWM/ PFM ModeTransition
17
Load Transient Response PFM/PWM
18
Load Transient Response PWM Operation
19
Line Rransient Response
20
Startup Timing One Converter
21
Typical Operation VIN = 3.6V, VOUT1 = 1.575V, VOUT2 = 1.8V
22
Typical Operation VIN = 3.6V, VOUT1 = 1.8V, VOUT2 = 3.0V
23
Typical Operation VIN = 3.6V, VOUT1 = 1.2V, VOUT2 = 1.2V
24
VOUT1 Change With Easy Scale
25
Dynamic Voltage Positioning
26
Copyright 2006–2010, Texas Instruments Incorporated
7
Product Folder Link(s): TPS62420 TPS62421
相關PDF資料
PDF描述
TPS62420DRC 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
TPS62421DRCR 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRCRG4 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRCT 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRC 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
相關代理商/技術參數
參數描述
TPS62420DRCT 制造商:Texas Instruments 功能描述:DC/DC Converter IC 制造商:Texas Instruments 功能描述:IC, DUAL STEP-DOWN CONVERTER, SON-10
TPS62420DRCTG4 功能描述:直流/直流開關調節器 Dual Adj 600mA & 1000mA 2.25MHz RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62420EVM-167 功能描述:電源管理IC開發工具 STEP DOWN CONVERTER RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS62420QDRCRQ1 功能描述:直流/直流開關調節器 Dual,Adj,600mA&1000 mA,2.25MHz Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62421DRCR 功能描述:直流/直流開關轉換器 2.25MHz 600mA/1000 mA Dual Step Down RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
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