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參數資料
| 型號： | L6925D |
| 廠商： | 意法半導體 |
| 英文描述： | HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR |
| 中文描述： | 高效率單片同步降壓調節(jié) |
| 文件頁數： | 3/5頁 |
| 文件大?。?/td> | 57K |
| 代理商： | L6925D |
3/5
L6925D
ELECTRICAL CHARACTERISTICS
(T
J
= 25°C, V
CC
= 3.6V unless otherwise specified)
Symbol
Parameter
(*) Guaranteed by design
Test Condition
Min
Typ
Max
Unit
V
cc
Operating input voltage
After Turn On
2.7
5.5
V
V
cc ON
Turn On threshold
2.8
V
V
cc OFF
Turn Off threshold
2.65
V
V
cc hys
Hysteresis
150
mV
R
p
High side Ron
V
cc
= 3.6V, I
lx
=100mA
240
m
R
n
Low side Ron
V
cc
= 3.6V, I
lx
=100mA
215
m
I
lim
Peak current limit
V
cc
= 3.6V
1.2
A
Valley current limit
V
cc
= 3.6V
1.4
A
V
out
Output voltage range
0.6
Vcc
V
f
osc
Oscillator frequency
600
KHz
f
sync
Sync mode clock (*)
500
1400
KHz
DC CHARACTERISTICS
I
q
Quiescent current
(low noise mode)
V
sync
= 0V, no load,
V
FB
> 0.6V
230
μ
A
Quiescent current
(low cunsumption mode)
V
sync
= V
cc
, no load,
V
FB
> 0.6V
25
μ
A
I
sh
Shutdown current
V
cc
< 2.7V, V
FB
> 0.6V
0.2
μ
A
I
lx
LX leakage current (*)
V
cc
< 2.7V, V
LX
= V
cc
1
μ
A
V
cc
< 2.7V, V
LX
= 0V
1
μ
A
ERROR AMPLIFIER CHARACTERISTICS
V
fb
Voltage feedback
0.593
0.6
0.607
V
I
fb
Feedback input current (*)
V
FB
= 0.6V
25
nA
SYNC/MODE FUNCTION
V
sync_H
Sync mode threshold high
1.3
V
V
sync_L
Sync mode threshold low
0.5
V
LB SECTION
V
LBI
LBI Threshold
0.6
V
V
LBO
LBO Logic Low
I
sink
= 1mA, V
cc
= 3.6V,
V
LBI
< 0.6V
0.2
0.4
V
I
LK-LBO
LBO Leakage Current (*)
V
LBO
= 3.6V,
V
cc
= 3.6V
,
V
LBI
> 0.6V
50
nA
PROTECTIONS
HOVP
Hard overvoltage threshold
10
%Vout
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相關代理商/技術參數 |
參數描述 |
|---|---|
| L6925D_04 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HIGH EFFICIENCY MONOLITHIC SYNCHRONOUS STEP DOWN REGULATOR |
| L6925D013TR | 功能描述:直流/直流開關調節(jié)器 Synchronous Step-Dwn RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| L6926 | 功能描述:直流/直流開關調節(jié)器 Hi EFFICIENCY MONOLITHIC SYNC RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| L6926_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:High efficiency monolithic synchronous step down regulator |
| L6926_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:High efficiency monolithic synchronous step down regulator |
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