LT1672 Ver la hoja de datos (PDF) - Linear Technology
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LT1672 Datasheet PDF : 12 Pages
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LT1672/LT1673/LT1674
TYPICAL APPLICATIO S
IL
CHARGE
Battery Current Monitor
RSENSE
0.1Ω
DISCHARGE
RA
A2
1/2 LT1673
RA
5V
12V
RA
–
A1
RA
1/2 LT1673
+
2N3904
DISCHARGE
OUT
RB
2N3904
CHARGE
OUT
RB
( ) VO = IL
RB
RA
RSENSE
FOR RA = 10k, RB = 100k (RB/RA ≥5)
VO
IL
=
1V/A
1672/3/4 TA04
Over-the-Top Comparator with Hysteresis
1M
IN1
10k
(0V TO 12V)
5V (VCC)
+
LT1672
–
VOUT
1M
IN2
10k
1M
(0V TO 12V)
HYSTERESIS
=
VCC
100
IS < 10µA
2N5087
1M
2N5210
1672/3/4 TA03
PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted.
0.007
(0.18)
0° – 6° TYP
0.021 ± 0.006
(0.53 ± 0.015)
SEATING
PLANE
MS8 Package
8-Lead Plastic MSOP
(LTC DWG # 05-08-1660)
0.043
(1.10)
MAX
0.034
(0.86)
REF
0.118 ± 0.004*
(3.00 ± 0.102)
0.009 – 0.015
(0.22 – 0.38)
0.0256
(0.65)
BSC
0.193 ± 0.006
0.005 ± 0.002 (4.90 ± 0.15)
(0.13 ± 0.05)
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
8 76 5
1 234
0.118 ± 0.004**
(3.00 ± 0.102)
MSOP (MS8) 1100
0.300 – 0.325
(7.620 – 8.255)
N8 Package
8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
0.045 – 0.065
(1.143 – 1.651)
0.130 ± 0.005
(3.302 ± 0.127)
0.400*
(10.160)
MAX
8
7
6
5
0.009 – 0.015
(0.229 – 0.381)
0.065
(1.651)
TYP
+0.035
0.325 –0.015
( ) 8.255
+0.889
–0.381
0.100
(2.54)
BSC
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
0.125
(3.175)
MIN
0.018 ± 0.003
(0.457 ± 0.076)
0.020
(0.508)
MIN
0.255 ± 0.015*
(6.477 ± 0.381)
12
34
N8 1098
10
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