參數(shù)資料
型號: SMH4814SR05
廠商: Summit Microelectronics, Inc.
元件分類: 基準電壓源/電流源
英文描述: Dual Feed Active-ORing Programmable Hot Swap Controller
中文描述: 雙飼料有源ORing提供可編程熱插拔控制器
文件頁數(shù): 8/44頁
文件大小: 935K
代理商: SMH4814SR05
SMH4814
DC OPERATING CHARACTERISTICS (
Continued
)
Preliminary Information
Summit Microelectronics, Inc
2080 2.0 07/21/05
8
Over recommended operating conditions, unless otherwise noted. All voltages are relative to V
SS
.
DC Programmable Functions (Note 2)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
+5
Units
%
V
UV
V
UVHYS
V
OV
V
OVHYS
V
CB
V
CBMAX
V
CR
V
QCB
Under-Voltage Threshold
Default 2.864V
-5
V
UV
V
UVHYS
V
OV
V
OVHYS
Under-Voltage Hysteresis
Default 160mV
-5
+5
%
Over-Voltage Threshold
Default 3.072V
-5
+5
%
Over-Voltage Hysteresis
Default 160mV
-5
+5
%
Circuit Breaker Threshold
Default 50mV
-5
V
CB
V
CBMAX
V
CR
+5
%
Circuit Breaker Threshold MAX
Default 256mV
-5
+5
%
Current Regulation Level
Default V
CB
+25%
-5
+5
%
Programmable Quick Trip Circuit
Breaker Threshold Voltage
Default 100mV
-5
V
QCB
+5
%
I
VGHS_MAX
VGATE_HS Maximum Current
Default 72
μ
A
V
GATE
= 5V
–5
I
VGHS_MAX
+5
%
I
VGATEA/B
Programmable I
VGATEA
, I
VGATEB
Default 50
μ
A
–25
I
VGATEA/B
25
%
I
FEED_SEL
Programmable FEED current of the
selected feed (A or B)
Default 18
μ
A
–5
I
FEED_SEL
5
%
I
FEED_UNSEL
Programmable FEED current of the
unselected feed (A or B)
Default 26
μ
A
–5
I
FEED_UNSEL
5
%
Notes:
2 - Default values listed; refer to the Configuration Registers description for the range of values allowed.
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