参数资料
型号: LTC4214-2IMS#TR
厂商: Linear Technology
文件页数: 3/32页
文件大小: 277K
描述: IC CONTROLLER HOTSWAP NEG 10MSOP
标准包装: 2,500
类型: 热交换控制器
应用: 通用
内部开关:
电源电压: 6 V ~ 16 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
LTC4214-1/LTC4214-2
3
421412f
I
SENSE
SENSE Pin Input Current
V
SENSE
 = 50mV
q
 15
30
I
INP
UV, OV Pin Input Current
UV = OV = 2.5V
q
?.1
?
V
TMRH
TIMER Pin Voltage High Threshold
3
V
V
TMRL
TIMER Pin Voltage Low Threshold
1.7
V
I
TMR
TIMER Pin Current
Timer On (Initial Cycle/Latchoff/
5
Shutdown Cooling, Sourcing), V
TMR
 = 2.2V
Timer Off (Initial Cycle, Sinking), V
TMR
 = 2.2V
28
mA
Timer On (Circuit Breaker, Sourcing,
40
I
DRN
 = 0礎), V
TMR
 = 2.2V
Timer On (Circuit Breaker, Sourcing,
200
I
DRN
 = 20礎), V
TMR
 = 2.2V
Timer Off (Circuit Breaker/
5
Shutdown Cooling, Sinking), V
TMR
 = 2.2V
I
TMRACC
[(I
TMR
 at I
DRN
 = 20礎)  (I
TMR
 at I
DRN
 = 0礎)]   Timer On (Circuit Breaker with I
DRN
 = 20礎)
8
礎/礎
I
DRN
20礎
V
DRNL
DRAIN Pin Voltage Low Threshold
For PWRGD Status
q   1.109
1.232
1.355
V
I
DRNL
DRAIN Leakage Current
V
DRAIN
 = 2.5V
?.1
?
V
DRNCL
DRAIN Pin Clamp Voltage
I
DRN
 = 20礎
3.5
4.2
5
V
V
PGL
PWRGD Output Low Voltage
I
PG
 = 1.6mA
q
0.2
0.4
V
I
PG
 = 5mA
q
1.1
V
I
PGH
PWRGD Pull-Up Current
V
PWRGD
 = 0V (Sourcing)
q
30
50
70
t
SS
SS Default Ramp Period
SS Pin Floating, V
SS
 Ramps from 0.2V to 1.4V
130
t
PLLUG
UV Low to Gate Low
0.4
t
PHLOG
OV High to Gate Low
0.4
ELECTRICAL CHARACTERISTICS  The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
 = 25?/SPAN>C. V
IN
 = 12V, UV = OV = 2.5V unless otherwise noted. (Note 2)
SYMBOL   PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to V
EE
 unless otherwise
specified.
TYPICAL PERFOR A CE CHARACTERISTICS
W
TEMPERATURE (癈)
800
900
1000
4214 G01
700
600
400
500
1200
1100
55
105
15
25
65
35
125
5
45
85
V
IN
 = 12V
V
IN
 (V)
0.8
1.0
1.2
4214 G02
0.6
0.4
0
0.2
1.6
1.4
0
18
16
4
8
12
2
20
6
10
14
T
A
 = 40癈
T
A
 = 25癈
T
A
 = 85癈
T
A
 = 125癈
TEMPERATURE (癈)
55
6
5.8
5.6
5.4
5.2
5
4.8
4.6
4.4
4.2
4
15
25   45
125
4214 G03
35
5
65   85  105
I
IN
 vs Temperature
I
IN
 vs V
IN
Undervoltage Lockout
V
LKO
 vs Temperature
All voltages are referenced to V
EE
 Unless
otherwise specified.
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