參數(shù)資料
型號(hào): LT1054CDWRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, SOIC-16
文件頁(yè)數(shù): 12/30頁(yè)
文件大小: 607K
代理商: LT1054CDWRG4
LT1054
SWITCHED-CAPACITOR VOLTAGE CONVERTERS
WITH REGULATORS
SLVS033F FEBRUARY 1990 REVISED NOVEMBER 2004
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
VREF
Ref
+
OSC
Q
Drive
CAP +
VCC
GND
VOUT
FB/SD
OSC
2.5 V
CAP
COUT
CIN
External capacitors
Pin numbers shown are for the P package.
Drive
R
1
7
3
5
2
4
8
6
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, VCC (see Note 1)
16 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage range, VI: FB/SD
0 V to VCC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OSC
0 V to Vref
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Junction temperature, TJ (see Note 2): LT1054C
125
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LT1054I
135
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Package thermal impedance,
θJA (see Notes 3 and 4): DW package
57
°C/W
. . . . . . . . . . . . . . . . . . . . . . . . . .
P package
85
°C/W
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
55
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTES:
1. The absolute maximum supply-voltage rating of 16 V is for unregulated circuits. For regulation-mode circuits with VOUT ≤ 15 V, this
rating may be increased to 20 V.
2. The devices are functional up to the absolute maximum junction temperature.
3. Maximum power dissipation is a function of TJ(max), θJA, and TA. The maximum allowable power dissipation at any allowable
ambient temperature is PD = (TJ(max) TA)/θJA. Operating at the absolute maximum TJ of 150°C can impact reliability.
4. The package thermal impedance is calculated in accordance with JESD 51-7.
recommended operating conditions
MIN
MAX
UNIT
VCC
Supply voltage
3.5
15
V
T
Operating free air temperature range
LT1054C
0
70
°C
TA
Operating free-air temperature range
LT1054I
40
85
°C
相關(guān)PDF資料
PDF描述
LT1054IDW SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDSO16
LT1054IDWR SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDSO16
LT1054CP SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDIP8
LT1054Y SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, UUC8
LT1054CDWRE4 SWITCHED CAPACITOR REGULATOR, 35 kHz SWITCHING FREQ-MAX, PDSO16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1054CN8 功能描述:IC REG SWITCHED CAP DBL INV 8DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式,混合 頻率 - 開關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC(0.154",3.90mm 寬) 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC
LT1054CN8#PBF 功能描述:IC REG SWITCHED CAP DBL INV 8DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁(yè)面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2
LT1054CN8PBF 制造商:Linear Technology 功能描述:DC-DC converter,LT1054CN8 -Vin/2Vin 20mA
LT1054CP 功能描述:電荷泵 Bipolar Regulated V RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
LT1054CP 制造商:Texas Instruments 功能描述:DC/DC Charge Pump Converter IC