參數(shù)資料
型號(hào): L6920D
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: L6920D
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
L6920 1V HIGH EFFICIENCY SYNCRONOUS STEP UP CONVERTER
L6924D013TR Battery charger system with integrated power switch for Li-ION/Li-POLYMER
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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
L6920DTR 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