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參數(shù)資料
| 型號： | L9352B |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | CHOKE, COM/ASYM MODE 2X1.1MH 2A |
| 中文描述： | 智能四（2X5A/2X2.5A）的低邊開關(guān) |
| 文件頁數(shù)： | 7/21頁 |
| 文件大?。?/td> | 611K |
| 代理商： | L9352B |
7/21
L9352B
t
r
Output rise time
I
Q
= 1A
0.5
1.5
8
μ
s
t
f
Output fall time
I
Q
= 1A
0.5
1.5
8
μ
s
t
sf
Short error detection filter time
f
CLK
= 250kHz DC = 50%
(3)
4
8
μ
s
t
lf
Long error detection filter time
f
CLK
= 250kHz DC = 50%
(3)
16
32
μ
s
t
SCP
Short circuit switch-OFF delay time
(3)
4
30
μ
s
t
D
Status delay time
(3)
896
1024
μ
s
t
RE
Regulation error status delay time
(3)
(reg. channels only)
10
ms
t
Dreg
Output off status delay time
(3)
(reg. channels only
528
μ
s
Reg. Current Accuracy (reg. channels only)
I
Q3/Q4
Maximum current
DC = 90%
2
2.25
2.5
A
I
Q3/Q4
Current Resolution Input Duty Cycle
0.4% - 99% f
clk
= 2KHz@
0.00A
≤
I
Q3/Q4
≤
0.25A
0.25A
≤
I
Q3/Q4
≤
0.40A
0.40A
≤
I
Q3/Q4
≤
0.80A
0.80A
≤
I
Q3/Q4
≤
2.25A
-8
25
10
6
6
mA
%
%
%
I
Q3/Q4
Min. quant. step
5
mA
Frequencies
CLK frequency
crystal-controlled
250
kHz
Input PWM frequency
(reg. channels only)
2
kHz
(1)
(2)
(3)
This parameter will not be tested but assured by design.
Short circuit between two digital outputs (one in high the other in low state) will lead to the defined result "LOW"
Digital filtered with external clock, only functional test
ELECTRICAL CHARACTERISTCS
:
(continued)
(Vs = 4.8 to 18V; T
j
= -40 to 150°C unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| L9352B-DIE1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:INTELLIGENT QUAD (2X5A/2X2.5A) LOW-SIDE SWITCH |
| L9352B-LF | 功能描述:電源開關(guān) IC - 配電 Intelligent Quad 2x5A/2x2.5A Switch RoHS:否 制造商:Exar 輸出端數(shù)量:1 開啟電阻（最大值）:85 mOhms 開啟時間（最大值）:400 us 關(guān)閉時間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5 |
| L9352B-TR-LF | 功能描述:電源開關(guān) IC - 配電 Intelligent Quad 2x5A/2x2.5A Switch RoHS:否 制造商:Exar 輸出端數(shù)量:1 開啟電阻（最大值）:85 mOhms 開啟時間（最大值）:400 us 關(guān)閉時間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5 |
| L9352-DIE1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:INTELLIGENT QUAD 2X5A/2X2.5A LOW-SIDE SWITCH |
| L9353M | 制造商:EPCOS 制造商全稱:EPCOS 功能描述:IF Filter for Audio Applications |
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