參數(shù)資料
型號(hào): LTC1046
廠商: Linear Technology Corporation
英文描述: 5V to -5V Monolithic CMOS Switched Voltage Converter(5V 到 -5V單片CMOS開(kāi)關(guān)電容電壓轉(zhuǎn)換器)
中文描述: 5V至- 5V的單片CMOS開(kāi)關(guān)電壓轉(zhuǎn)換器(5V的到- 5V的單片的CMOS開(kāi)關(guān)電容電壓轉(zhuǎn)換器)
文件頁(yè)數(shù): 1/12頁(yè)
文件大?。?/td> 176K
代理商: LTC1046
1
LTC1046
“Inductorless”
5V to –5V Converter
Generating –5V from 5V
Output Voltage vs Load Current for V
+
= 5V
The LTC
1046 is a 50mA monolithic CMOS switched
capacitor voltage converter. It plugs in for ICL7660/
LTC1044 in 5V applications where more output current is
needed. The device is optimized to provide high current
capability for input voltages of 6V or less. It trades off
operating voltage to get higher output current. The
LTC1046 provides several voltage conversion functions:
the input voltage can be inverted (V
OUT
= –V
IN
), divided
(V
OUT
=V
IN/
2) or multiplied (V
OUT
=
±
nV
IN
).
Designed to be pin-for-pin and functionally compatible
with the ICL7660 and LTC1044, the LTC1046 provides 2.5
times the output drive capability.
I
50mA Output Current
I
Plug-In Compatible with ICL7660/LTC1044
I
R
OUT
= 35
Maximum
I
300
μ
A Maximum No Load Supply Current at 5V
I
Boost Pin (Pin 1) for Higher Switching Frequency
I
97% Minimum Open-Circuit Voltage Conversion
Efficiency
I
95% Minimum Power Conversion Efficiency
I
Wide Operating Supply Voltage Range: 1.5V to 6V
I
Easy to Use
I
Low Cost
I
Conversion of 5V to
±
5V Supplies
I
Precise Voltage Division, V
OUT
= V
IN
/2
I
Supply Splitter, V
OUT
=
±
V
S
/2
FEATURES
DESCRIPTIOU
APPLICATIU
TYPICAL APPLICATIO
U
, LTC and LT are registered trademarks of Linear Technology Corporation.
1
2
3
4
8
7
6
5
V
+
OSC
LV
V
OUT
BOOST
CAP
+
GND
CAP
LTC1046
10
μ
F
10
μ
F
1046 TA01
5V INPUT
–5V INPUT
+
+
LOAD CURRENT, I
L
(mA)
0
0
O
–1
–2
–3
–4
–5
10
20
30
40
1046 TA02
50
ICL7660/LTC1044,
R
OUT
= 55
T
A
= 25
°
C
LTC1046,
R
OUT
= 27
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1046C 制造商:LINER 制造商全稱:Linear Technology 功能描述:“Inductorless” 5V to + 5V Converter
LTC1046CN8 功能描述:IC REG SWITCHED CAP DIV INV 8DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)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(kāi)關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無(wú) 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
LTC1046CN8#PBF 功能描述:IC REG SWITCHED CAP DIV INV 8DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)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(kāi)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
LTC1046CS8 功能描述:IC REG SWITCHD CAP DIV INV 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 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,1.5V,1.8V,2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開(kāi)關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬)裸露焊盤(pán) 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤(pán)
LTC1046CS8#PBF 功能描述:IC REG SWITCHD CAP DIV INV 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)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(kāi)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