參數(shù)資料
型號(hào): LTC4252-1CMS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: TRANS ARRAY NPN/NPN SSMINI-6
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: PLASTIC, MSOP-8
文件頁(yè)數(shù): 6/32頁(yè)
文件大小: 327K
代理商: LTC4252-1CMS8
LTC4252-1/LTC4252-2
6
425212f
TYPICAL PERFOR AU
V
GATEH
vs Temperature
V
GATEL
vs Temperature
OV Threshold vs Temperature
I
SENSE
vs Temperature
UV Threshold vs Temperature
TIMER Threshold
vs Temperature
I
TMR
(Initial Cycle, Sourcing)
vs Temperature
TEMPERATURE (
°
C)
–55 –35 –15
5
25
45
65
85 105 125
V
G
4252-1/2 G31
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
V
GATEH
= V
IN
– V
GATE
,
I
= 2mA
(MS ONLY)
TEMPERATURE (
°
C)
–55
V
G
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–15
25
45
125
4252-1/2 G14
–35
5
65
85 105
UV/0V = 4V
TIMER = 0V
GATE THRESHOLD
BEFORE RAMP-UP
TEMPERATURE (
°
C)
–55
U
3.375
3.275
3.175
3.075
2.975
2.875
2.775
–15
25
45
125
4252-1/2 G15
–35
5
65
85 105
V
UVH
V
UVL
I
SENSE
vs (V
SENSE
– V
EE
)
TEMPERATURE (
°
C)
–55
O
6.45
6.25
6.05
5.85
5.65
5.45
5.25
–15
25
45
125
4252-1/2 G16
–35
5
65
85 105
V
OVH
V
OVL
TEMPERATURE (
°
C)
–55
I
S
μ
A
–10
–12
–14
–16
–18
–20
–22
–24
–26
–28
–30
–15
25
45
125
4252-1/2 G17
–35
5
65
85 105
UV/0V = 4V
TIMER = 0V
GATE = HIGH
V
SENSE
– V
EE
= 50mV
(V
SENSE
– V
EE
) (V)
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
S
0.01
0.1
1.0
10
100
1000
4252-1/2 G18
UV/0V = 4V
TIMER = 0V
GATE = HIGH
T
A
= 25
°
C
TEMPERATURE (
°
C)
–55
T
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–15
25
45
125
4252-1/2 G19
–35
5
65
85 105
V
TMRH
V
TMRL
TEMPERATURE (
°
C)
–55
I
T
μ
A
10
9
8
7
6
5
4
3
2
1
0
–15
25
45
125
4252-1/2 G20
–35
5
65
85 105
TIMER = 2V
I
TMR
(Initial Cycle, Sinking)
vs Temperature
TEMPERATURE (
°
C)
–55
I
T
50
45
40
35
30
25
20
15
10
–15
25
45
125
4252-1/2 G21
–35
5
65
85 105
TIMER = 2V
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