參數資料
型號: LTC1682CMS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Doubler Charge Pumps with Low Noise Linear Regulator
中文描述: SWITCHED CAPACITOR REGULATOR, 550 kHz SWITCHING FREQ-MAX, PDSO8
封裝: PLASTIC, MSOP-8
文件頁數: 5/12頁
文件大小: 186K
代理商: LTC1682CMS8
5
LTC1682/LTC1682-3.3/LTC1682-5
V
OUT
(Pin 1):
Low Noise Regulated Output Voltage. V
OUT
should be bypassed with a
2
μ
F low ESR capacitor as
close to the pin as possible for best performance. The V
OUT
range is 2.5V to 5.5V.
SHDN (Pin 2):
Shutdown Input. A logic low on the SHDN
pin puts the part in shutdown mode. A logic high enables
the part. To continuously enable the part connect SHDN to
V
IN
. When the part is in shutdown, V
OUT
will be connected
to ground via a 100
switch and CPO will be high
impedance disconnected from V
IN
.
FB (Pin 3) (LTC1682):
The voltage on this pin is compared
to the internal reference voltage (1.235V) by the error
amplifier to keep the output in regulation. An external
resistor divider is required between V
OUT
and FB to adjust
the output voltage.
FILT (Pin 3) (LTC1682-3.3/LTC1682-5):
This pin is used
to filter the internal voltage reference. Typically a 1nF
capacitor is connected from FILT to ground.
GND (Pin 4):
System Ground.
C
(Pin 5):
Flying Capacitor Negative Input.
V
IN
(Pin 6):
Input Voltage, 1.8V to 4.4V. V
IN
should be
bypassed with a
2
μ
F low ESR capacitor as close to the
pin as possible for best performance. A minimum capaci-
tance value of 0.1
μ
F is required.
C
+
(Pin 7):
Flying Capacitor Positive Input.
CPO (Pin 8):
Unregulated Charge Pump Output Voltage.
Approximately 1.95(V
IN
) at low loads. Bypass with a
2
μ
F
low ESR capacitor. If a minimum V
OUT
enable time is
required, the CPO capacitor should be 2
×
the V
OUT
capacitor.
PI
FU
CTIO
N
S
U
U
TEMPERATURE (
°
C)
–50
V
O
5.030
5.020
5.010
5.000
4.990
3.340
3.330
3.320
3.310
3.300
3.290
1.240
1.238
1.236
1.234
1682 G09
–25
25
50
125
0
75
100
LTC1682
LTC1682-3.3
LTC1682-5
V
IN
= 3V
I
OUT
= 10mA
V
OUT
Voltage vs Temperature
TYPICAL PERFOR U
OUTPUT CURRENT (mA)
0
V
O
4.994
4.993
3.300
3.299
3.298
3.297
3.296
3.295
3.294
4.997
4.996
4.995
5.000
4.999
4.998
15
25
40 45 50
1682 G10
5
10
20
30 35
V
IN
= 3.3V
T
A
= 25
°
C
LTC1682-5
LTC1682-3.3
V
OUT
Voltage vs Output Current
相關PDF資料
PDF描述
LTC1682-3.3 MICRO 31 PIN 36" RBW JACKS
LTC1682CMS8-3.3 Doubler Charge Pumps with Low Noise Linear Regulator
LTC1682CMS8-5 Doubler Charge Pumps with Low Noise Linear Regulator
LTC1682CS8 Doubler Charge Pumps with Low Noise Linear Regulator
LTC1682CS8-3.3 Doubler Charge Pumps with Low Noise Linear Regulator
相關代理商/技術參數
參數描述
LTC1682CMS8#PBF 功能描述:IC REG MULTI CONFIG ADJ 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調式 輸出數: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: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) 供應商設備封裝:8-SOIC
LTC1682CMS8#TR 功能描述:IC REG MULTI CONFIG ADJ 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調式 輸出數: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: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) 供應商設備封裝:8-SOIC
LTC1682CMS8#TRPBF 功能描述:IC REG MULTI CONFIG ADJ 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調式 輸出數: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: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) 供應商設備封裝:8-SOIC
LTC1682CMS8-3.3 功能描述:IC REG MULTI CONFIG 3.3V 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調式 輸出數: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: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) 供應商設備封裝:8-SOIC
LTC1682CMS8-3.3#PBF 功能描述:IC REG MULTI CONFIG 3.3V 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝:2,500 系列:- 類型:升壓(升壓) 輸出類型:可調式 輸出數: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: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) 供應商設備封裝:8-SOIC