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參數(shù)資料
| 型號： | L9346DIE |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | QUAD INTELLIGENT POWER LOW SIDE SWITCH |
| 中文描述： | 四智能電源開關(guān)偏低 |
| 文件頁數(shù)： | 7/13頁 |
| 文件大?。?/td> | 96K |
| 代理商： | L9346DIE |
ELECTRICALCHARACTERISTICS
(continued)
Symbol
Parameter
Test Condition
Value T
j1
Typ.
Value T
j2
Min.
Unit
Min.
Max.
Max.
InputsIN1-4, EN
V
IN,EN L
Logic Input/Enable Low
Voltage
Logic Input/Enable High
Voltage
Logic Input Hysteresis
Input Sink Current
Enable Sink Current
-0.3
1
0.8
V
V
IN,EN H
IN, EN
2.0
16
V
V
EN,IN hys
I
IN
I
EN
0.2
10
10
0.4
30
20
0.8
60
40
V
V
IN
= 2 to 12V
5)
240
240
μ
A
μ
A
Timing
t
D ON
t
D OFF
t
DH-L, Diag
Output Delay ON Time
Output Delay OFF Time
Diag. Delay Output
OFF Time
Diagnostic Open Load
Delay Time
Diagnostic Overload
Delay Switch-OFF Time
Enable ON Time
Enable OFF Time
6)
Fig. 7
6)
Fig. 7
6)
Fig. 6
4
25
30
65
μ
s
μ
s
μ
s
5
8
15
90
t
D IOU
V
S
= 9 to 16V, Fig 8
I
O
≤
I
OUC
V
S
= 9 to 16V, Fig 8
I
O
> I
OOC
6)
Fig. 7
6)
Fig. 7
8
50
μ
s
t
DOL
50
160
300
μ
s
t
D EN ON
t
D EN OFF
4
4
25
25
μ
s
μ
s
NOTE:
5)
Open pins (EN, IN) are detected as low
6)
V
S
= 9 to 16V
∧
I
OUC
≤
I
O
≤
I
OOC
DIAGNOSTIC TABLE
CONDITIONS
Normal Function
EN
L
H
H
L
H
H
X
H
IN
X
L
H
X
L
H
X
H
OUT
off
off
on
7)
off
off
on
7)
off
off
DIAG.
L
L
H
H
H
L
L
L
GND short
Load bypass
Open Load
T
jtyp
≥
190
°
C Overtemperature
8)
Over Load
V
Otyp
< 0.55V
S
V
O1-4/2-3
≥
1.25V
I
O1,2,3,4typ
< 320mA
I
Omin 1,3
> 5A
I
Omin 2,4
> 3A
Reset and Overtemperature Latch
X
DC don’t care
DC don’t care
NOTE:
7)
For V
S
= 4.5 to 6.5V, I
O
≤
2A, the diag. table is valid
8)
If one diag. status shows the overtemperature, recognition, in parallel this output will be switched OFF internally.
Thecorrespondingchannelshould be switchedOFFadditionally by its inputsignal,otherwisethe overloadlatchwillbe setaftert
DOL
ispassed.
This behaviour is related to the overdrop sensing which is used as over load recognition.
The overtemperature is latched (DIAG = L) until the level of the IN signal changes to low.
L9346
7/13
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相關(guān)代理商/技術(shù)參數(shù) |
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| L9346PD | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD INTELLIGENT POWER LOW SIDE SWITCH |
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| L9347DIE1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:INTELLIGENT QUAD 2X5A/2X2.5A LOW-SIDE SWITCH |
| L9347LF | 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 |
| L9347LF-TR | 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 |
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