參數(shù)資料
型號: RT9177-31CB
廠商: Electronic Theatre Controls, Inc.
元件分類: 基準電壓源/電流源
英文描述: Ultra-Low-Noise 200mA LDO Regulator
中文描述: 超低噪聲200mA LDO穩(wěn)壓器
文件頁數(shù): 1/12頁
文件大?。?/td> 262K
代理商: RT9177-31CB
Preliminary
RT9177
DS9177-00 Feb. 2001
www.richtek-ic.com.tw
1
Ultra-Low-Noise 200mA LDO Regulator
General Description
The RT9177 is a 200mA low dropout and low noise
micro-power regulator suitable for portable RF
applications. The output voltage accuracy within
±
2% and range from 2.4V to 3.2V in 100mV
increments could be selected. It is designed for
using very low ESR output capacitor. Its output
remains stable even in using 1
μ
F ceramic as its
output capacitor.
Using an internal PMOS as the pass device cause
that don’t need extra GND current in heavy load and
dropout conditions. In shutdown mode, nearly zero
operation current cause the IC is suitable for
battery-power devices. Other features including
current limiting, over temperature protection and
adding a capacitor in bypass pin to improve its noise
performance are functional.
Ordering Information
RT9177-
Features
z
Ultra-Low-Noise(150nV/
Hz
) for RF Application
z
1
μ
F Ceramic C
OUT
Stable
z
Low Dropout Voltage(220mV @ 200mA)
z
Low Operation Current - 80
μ
A Typical
z
Shutdown Function
z
Low Temperature Coefficient
z
Current and Thermal Limiting
z
Custom Voltage Available
z
SOT-25 Package
Applications
z
Cellular Telephones
z
Laptop, Notebook, and Palmtop Computers
z
Battery-powered Equipment
z
Hand-held Equipment
Pin Configurations
Part Number
Pin Configurations
RT9177-
CB
(Plastic SOT-25)
1. IN
2. GND
3. SHDN
4. BP
5. OUT
RT9177-
CBR
(Plastic SOT-25)
1. OUT
2. GND
3. IN
4. SHDN
5. BP
Typical Application Circuit
5
4
3
2
1
TOP VIEW
5
4
3
2
1
TOP VIEW
C: Commercial standard
Output voltage
24 : 2.4V
25 : 2.5V
:
:
B
BR : SOT-25 Type II
Operating temperature range
Package type
: SOT-25 Type I
31 : 3.1V
32 : 3.2V
RT9177
IN
ON
OFF
GND
OUT
V
OUT
C
BP
10nF
C
OUT
1μF
V
IN
C
IN
1μF
SHDN
相關PDF資料
PDF描述
RT9177-31CBR Ultra-Low-Noise 200mA LDO Regulator
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相關代理商/技術參數(shù)
參數(shù)描述
RT9178-25GB 功能描述:IC REG LDO 2.5V .2A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:50 系列:- 穩(wěn)壓器拓撲結構:正,固定式 輸出電壓:2.1V 輸入電壓:最高 7.5V 電壓 - 壓降(標準):- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:5A(最小值) 電流 - 限制(最?。?5.1A 工作溫度:-40°C ~ 100°C 安裝類型:通孔 封裝/外殼:TO-220-5 供應商設備封裝:TO-220-5 包裝:管件 配用:296-20624-ND - EVAL MOD FOR TPS72518 其它名稱:296-15154-5
RT9178-26GB 功能描述:IC REG LDO 2.6V .2A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:50 系列:- 穩(wěn)壓器拓撲結構:正,固定式 輸出電壓:2.1V 輸入電壓:最高 7.5V 電壓 - 壓降(標準):- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:5A(最小值) 電流 - 限制(最小):5.1A 工作溫度:-40°C ~ 100°C 安裝類型:通孔 封裝/外殼:TO-220-5 供應商設備封裝:TO-220-5 包裝:管件 配用:296-20624-ND - EVAL MOD FOR TPS72518 其它名稱:296-15154-5
RT9178-28PB 制造商:Richtek 功能描述:200mA LDO Regulator
RT9178-2HGB 功能描述:IC REG LDO 2.85V .2A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:50 系列:- 穩(wěn)壓器拓撲結構:正,固定式 輸出電壓:2.1V 輸入電壓:最高 7.5V 電壓 - 壓降(標準):- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:5A(最小值) 電流 - 限制(最?。?5.1A 工作溫度:-40°C ~ 100°C 安裝類型:通孔 封裝/外殼:TO-220-5 供應商設備封裝:TO-220-5 包裝:管件 配用:296-20624-ND - EVAL MOD FOR TPS72518 其它名稱:296-15154-5
RT9178-30GB 功能描述:IC REG LDO 3V .2A SOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:50 系列:- 穩(wěn)壓器拓撲結構:正,固定式 輸出電壓:2.1V 輸入電壓:最高 7.5V 電壓 - 壓降(標準):- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:5A(最小值) 電流 - 限制(最?。?5.1A 工作溫度:-40°C ~ 100°C 安裝類型:通孔 封裝/外殼:TO-220-5 供應商設備封裝:TO-220-5 包裝:管件 配用:296-20624-ND - EVAL MOD FOR TPS72518 其它名稱:296-15154-5