參數(shù)資料
型號: LDR3325K7-R
廠商: 意法半導(dǎo)體
英文描述: VERY LOW DROP DUAL VOLTAGE REGULATOR
中文描述: 極低降雙電壓調(diào)節(jié)器
文件頁數(shù): 1/13頁
文件大小: 384K
代理商: LDR3325K7-R
1/13
August 2004
I
OUTPUT CURRENT 1 UP TO 500mA
OUTPUT CURRENT 2 UP TO 1.0A
LOW DROPOUT VOLTAGE 1
(0.3V @ I
O
=500mA)
LOW DROPOUT VOLTAGE 2
(0.4V @ I
O
=1A)
VERY LOW SUPPLY CURRENT (TYP.50μA
IN OFF MODE, 1.6mA MAX IN ON MODE)
LOGIC-CONTROLLED ELECTRONIC
SHUTDOWN
OUTPUT VOLTAGE AVAILABILITY FOR
EACH REGULATOR: 1.8V, 2.5V, 3.3V
INTERNAL CURRENT AND THERMAL LIMIT
STABLE WITH LOW VALUE (MIN 4.7μF)
AND LOW E.S.R. OUTPUT CAPACITORS
SUPPLY VOLTAGE REJECTION: 70dB (TYP.)
TEMPERATURE RANGE (-40°C TO 125°C)
I
I
I
I
I
I
I
I
I
I
DESCRIPTION
The LDRxxyy is a Very Low Drop Dual Voltage
Regulator available in PPAK for the version
without inhibit and in SPAK-7L for the version with
the shutdown feature. The very low drop-voltage
(0.5V) and the very low supply current make it
particularly suitable for low noise and low power
applications such as PDA, MICRODRIVE and
other data storage applications while the used
high voltage technology makes this device
suitable for consumer applications such as
MONITORS AND SET-TOP-BOX. For each V
O
a
Shutdown Logic Control function is available (TTL
compatible) to
decrease
consumption.
the
total power
LDRxxyy
VERY LOW DROP
DUAL VOLTAGE REGULATOR
+
-
+
-
START UP 1
BAND GAP 1
DRIVER 1
POWER 1
THERMAL 1
THERMAL 2
START UP 2
BAND GAP 2
DRIVER 2
POWER 2
V
O1
V
O2
I
NH2
I
NH1
V
I2
V
I1
ERROR
AMPLIFIER 1
ERROR
AMPLIFIER 2
Figure 1: Block Diagram
PPAK
SPAK-7L
Rev. 2
相關(guān)PDF資料
PDF描述
LDR3325PT-R VERY LOW DROP DUAL VOLTAGE REGULATOR
LDRXXYY VERY LOW DROP DUAL VOLTAGE REGULATOR
LE120 Very Low Drop Voltage Regulator with Inhabit(帶禁止的低壓差電壓穩(wěn)壓器)
LE12 Very Low Drop Voltage Regulator with Inhabit(帶禁止的低壓差電壓穩(wěn)壓器)
LE15 Very Low Drop Voltage Regulator with Inhabit(帶禁止的低壓差電壓穩(wěn)壓器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LDR3325PT-R 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:VERY LOW DROP DUAL VOLTAGE REGULATOR
LDR3701 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Optoelectronic
LDR3702 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Optoelectronic
LDR3P15 制造商:Pentair Technical Products / Hoffman 功能描述:(4) DIN Rails, TS35/7.5, 150mm , fits 150mm, Steel
LDR3P20 制造商:Pentair Technical Products / Hoffman 功能描述:(4) DIN Rails, TS35/7.5, 200mm , fits 200mm, Steel