參數(shù)資料
型號(hào): TPS65950ZXNT
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA209
封裝: 7 X 7 MM, 0.40 MM PITCH, PLASTIC, BGA-209
文件頁(yè)數(shù): 107/167頁(yè)
文件大?。?/td> 2566K
代理商: TPS65950ZXNT
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)第24頁(yè)第25頁(yè)第26頁(yè)第27頁(yè)第28頁(yè)第29頁(yè)第30頁(yè)第31頁(yè)第32頁(yè)第33頁(yè)第34頁(yè)第35頁(yè)第36頁(yè)第37頁(yè)第38頁(yè)第39頁(yè)第40頁(yè)第41頁(yè)第42頁(yè)第43頁(yè)第44頁(yè)第45頁(yè)第46頁(yè)第47頁(yè)第48頁(yè)第49頁(yè)第50頁(yè)第51頁(yè)第52頁(yè)第53頁(yè)第54頁(yè)第55頁(yè)第56頁(yè)第57頁(yè)第58頁(yè)第59頁(yè)第60頁(yè)第61頁(yè)第62頁(yè)第63頁(yè)第64頁(yè)第65頁(yè)第66頁(yè)第67頁(yè)第68頁(yè)第69頁(yè)第70頁(yè)第71頁(yè)第72頁(yè)第73頁(yè)第74頁(yè)第75頁(yè)第76頁(yè)第77頁(yè)第78頁(yè)第79頁(yè)第80頁(yè)第81頁(yè)第82頁(yè)第83頁(yè)第84頁(yè)第85頁(yè)第86頁(yè)第87頁(yè)第88頁(yè)第89頁(yè)第90頁(yè)第91頁(yè)第92頁(yè)第93頁(yè)第94頁(yè)第95頁(yè)第96頁(yè)第97頁(yè)第98頁(yè)第99頁(yè)第100頁(yè)第101頁(yè)第102頁(yè)第103頁(yè)第104頁(yè)第105頁(yè)第106頁(yè)當(dāng)前第107頁(yè)第108頁(yè)第109頁(yè)第110頁(yè)第111頁(yè)第112頁(yè)第113頁(yè)第114頁(yè)第115頁(yè)第116頁(yè)第117頁(yè)第118頁(yè)第119頁(yè)第120頁(yè)第121頁(yè)第122頁(yè)第123頁(yè)第124頁(yè)第125頁(yè)第126頁(yè)第127頁(yè)第128頁(yè)第129頁(yè)第130頁(yè)第131頁(yè)第132頁(yè)第133頁(yè)第134頁(yè)第135頁(yè)第136頁(yè)第137頁(yè)第138頁(yè)第139頁(yè)第140頁(yè)第141頁(yè)第142頁(yè)第143頁(yè)第144頁(yè)第145頁(yè)第146頁(yè)第147頁(yè)第148頁(yè)第149頁(yè)第150頁(yè)第151頁(yè)第152頁(yè)第153頁(yè)第154頁(yè)第155頁(yè)第156頁(yè)第157頁(yè)第158頁(yè)第159頁(yè)第160頁(yè)第161頁(yè)第162頁(yè)第163頁(yè)第164頁(yè)第165頁(yè)第166頁(yè)第167頁(yè)
4.1.3
VIO Dc-dc Regulator
4.1.3.1 VIO Dc-dc Regulator Characteristics
TPS65950
Integrated Power Management/Audio Codec
SWCS032 – OCTOBER 2008
www.ti.com
The I/Os and memory dc-dc regulator is a 600-mA stepdown dc-dc converter (internal FET) with a choice
of two output voltage settings. It supplies the memories and all I/O ports in the application and is one of
the first power providers to switch on in the power-up sequence. This dc-dc regulator can be placed in
sleep or power-down mode; however, care must be taken in the sequencing of this power provider,
because numerous electrostatic discharge (ESD) blocks are connected to this supply. Table 4-4 lists the
characteristics of the regulator.
Table 4-4. VIO Dc-dc Regulator Characteristics
Parameter
Comments
Min(1)
Typ(2)
Max(3)
Unit
Input voltage range
2.7
3.6
4.5
V
1.8
Output voltage(4)
V
1.85
–4%
4%
Output accuracy (5)
–3%
3%
Switching frequency
3.2
MHz
IO = 10 mA, sleep
85%
Conversion efficiency(6) Figure 4-6 in active mode
and sleep modes
100 mA < IO < 400 mA
85%
400 mA < IO < 600 mA
80%
On mode
600
mA
Output current
Sleep mode
10
Ground current (IQ)
Off at 30
°C
1
A
Sleep, unloaded
50
Active, unloaded, not switching
300
Load transient(7)
50
mV
Line transient
300 mVPP ac, input rise and fall time 10 s
10
mV
Start-up time
0.25
1
ms
Recovery time
From sleep mode to on mode with constant
<10
100
s
load
Value
0.7
1
1.3
H
External coil
DCR
0.1
Saturation current
900
mA
Value
8
10
12
F
External capacitor
ESR at switching frequency
1
20
m
(1)
Min = Minimum value
(2)
Typ = Typical value
(3)
Max = Maximum value
(4)
This voltage is tuned according to the platform and transient requirements.
(5)
±4% accuracy includes all variations (line and load regulation, line and load transient, temperature, process).
±3% accuracy is DC accuracy only.
(6)
VBAT = 3.8 V, VIO = 1.8 V, Fs = 3.2 MHz, L = 1
H, L
DCR = 100 m, C = 10 F, ESR = 10 m
(7)
Load transient can also be specified as 0 < IO < IOUTmax/2, Δt = 1 s, 100 mV but this is not included in ±4% accuracy.
Power Module
44
相關(guān)PDF資料
PDF描述
TPS6735Y 2 A SWITCHING REGULATOR, 160 kHz SWITCHING FREQ-MAX, UUC12
TPS6735IP 2 A SWITCHING REGULATOR, 160 kHz SWITCHING FREQ-MAX, PDIP8
TPS6755Y 2 A SWITCHING REGULATOR, 160 kHz SWITCHING FREQ-MAX, UUC8
TPS84210RKGT 2 A SWITCHING REGULATOR, 600 kHz SWITCHING FREQ-MAX, PQCC39
TPS92001DGKR FLUORESCENT LIGHT CONTROLLER, 110 kHz SWITCHING FREQ-MAX, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS65951A1ZGU 功能描述:PMIC 解決方案 INTEGRATED PWR MGMT AUDIO CODEC SILICON RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS65951A1ZGUR 功能描述:PMIC 解決方案 INTEGRATED PWR MGMT AUDIO CODEC SILICON RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS65951A1ZXN 制造商:Texas Instruments 功能描述:
TPS65951AZGUR 制造商:TI 功能描述:TPS65951AZGUR
TPS65980RHFR 功能描述:Thunderbolt? PMIC 24-VQFN (5x4) 制造商:texas instruments 系列:- 包裝:剪切帶(CT) 零件狀態(tài):有效 應(yīng)用:Thunderbolt? 電流 - 電源:- 電壓 - 電源:2.5 V ~ 15.75 V 工作溫度:-40°C ~ 85°C 安裝類(lèi)型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤(pán) 供應(yīng)商器件封裝:24-VQFN(5x4) 標(biāo)準(zhǔn)包裝:1