參數(shù)資料
型號(hào): LT6109HMS-1#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO10
封裝: LEAD FREE, PLASTIC, MSOP-10
文件頁(yè)數(shù): 28/28頁(yè)
文件大?。?/td> 370K
代理商: LT6109HMS-1#TRPBF
LT6109-1/LT6109-2
9
610912f
PIN FUNCTIONS
INC2 (Pin 7): Input of Comparator 2. For the LT6109-1
this is the noninverting input of comparator 2. For the
LT6109-2 this is the inverting input of comparator 2. The
other comparator input is internally connected to the
400mV reference.
OUTA (Pin 8): Current Output of the Sense Amplifier. This
pin will source a current that is equal to the sense voltage
divided by the external gain setting resistor, RIN.
V+ (Pin 9): Positive Supply Pin. The V+ pin can be con-
nected directly to either side of the sense resistor, RSENSE.
When V+ is tied to the load end of the sense resistor, the
SENSEHI pin can go up to 0.2V above V+. Supply current
is drawn through this pin.
SENSEHI (Pin 10): Sense Amplifier Input. The internal
sense amplifier will drive SENSEHI to the same potential
as SENSELO. A resistor (typically RIN) tied from V+ to
SENSEHIsetstheoutputcurrent,IOUT=VSENSE/RIN,where
VSENSE is the voltage developed across RSENSE.
BLOCK DIAGRAMS
Figure 1. LT6109-1 Block Diagram (Comparators with Opposing Polarity)
100
OUTA
+
+
9
10
1
8
INC2
7
INC1
V+
V
610912 F01
6
V+
V
V+
3k
V+
3k
SENSEHI
LT6109-1
SENSELO
200nA
RESET
UNDERCURRENT FLAG
OVERCURRENT FLAG
2
EN/RST
3
OUTC2
4
OUTC1
34V
6V
ENABLE AND
RESET TIMING
+
V
V+
5
400mV
REFERENCE
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