參數(shù)資料
型號: L6920
廠商: 意法半導(dǎo)體
英文描述: 1V HIGH EFFICIENCY SYNCRONOUS STEP UP CONVERTER
中文描述: 1V的高效SYNCRONOUS升壓轉(zhuǎn)換器
文件頁數(shù): 3/12頁
文件大?。?/td> 166K
代理商: L6920
3/12
L6920
ELECTRICAL CHARACTERISTCS
(V
in
= 2V, FB = GND, T
amb
= -40°C to 85°C and T
j
< 125°C unless other-
wise specified))
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
CC
SECTION
V
in
Minimum operating Input Voltage
0.6
V
V
in
Minimum Start Up Input Voltage
1
V
I
q
Quiescent Current
I
l
=0 mA, FB = 1.4V, V
out
= 3.3V
LBI = SHDN = 2V, T
j
= T
amb
9
15
μ
A
I
l
=0 mA, FB = 1.4V, V
out
= 5V
LBI = SHDN = 2V, T
j
= T
amb
11
18
μ
A
I
sd
Shut Down Current
V
in
= 5V, I
l
=0 mA
0.1
5
μ
A
Irev
Reverse battery current
V
in
= -4V, T
j
= T
amb
0.1
2
μ
A
POWER SECTION
R
on-N
Active switch ON resistance
120
250
m
R
on-P
Synchronous switch ON
resistance
120
250
m
CONTROL SECTION
V
ou
t
Output voltage
FB = OUT, I
l
=0 mA
3.2
3.3
3.4
V
FB = GND, I
l
=0 mA
4.9
5
5.1
V
Output voltage range
External divider
2
5.2
V
V
LBI
LBI threshold
1.18
1.23
1.27
V
0°C < T
j
< 70°C
1.205
1.23
1.255
V
V
LBO
LBO
logic LOW
I
sink
< 250
μ
A
0.2
0.4
V
I
lim
LX switch current limit
0.8
1
1.2
A
T
onmax
Maximum on time
V
out
= 2V to 5.3V
3.75
5
6.25
μ
s
T
offmin
Minimum off time
V
out
= 2V to 5.3V
0.75
1
1.25
μ
s
SHDN
SHDN
logic LOW
0.2
V
SHDN
logic HIGH
0.6
V
V
ref
Reference Voltage
1.18
1.23
1.27
V
相關(guān)PDF資料
PDF描述
L6924D013TR Battery charger system with integrated power switch for Li-ION/Li-POLYMER
L6925 HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6925013TR HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6925D HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR
L6926013TR High efficiency monolithic synchronous step down regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6920D 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 0.6 to 5.5V Step-Up RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
L6920DB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Synchronous Rectifer Step Up Converter RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
L6920DBTR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 SYNCRONOUS RECT. STEP UP CONVERTER RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
L6920DC 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Sync Rectifier Step Up Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
L6920DCTR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Sync Rectifier Step Up Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5