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LM2903AVQDRQ1 데이터시트(PDF) 4 Page - Texas Instruments

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부품명 LM2903AVQDRQ1
상세설명  LM2903-Q1 Dual Differential Comparators
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LM2903-Q1
SLCS141E – MAY 2003 – REVISED JULY 2014
www.ti.com
7.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
NOM
MAX
UNIT
VCC (non-V devices)
2
30
V
VCC (V devices)
2
32
V
TJ
Junction Temperature
-40
125
°C
7.4 Thermal Information
LM2903-Q1
THERMAL METRIC(1)
DGK
UNIT
8 PINS
RθJA
Junction-to-ambient thermal resistance
199.4
RθJCtop
Junction-to-case (top) thermal resistance
120.8
RθJB
Junction-to-board thermal resistance
90.2
°C/W
ψJT
Junction-to-top characterization parameter
21.5
ψJB
Junction-to-board characterization parameter
119.1
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
7.5 Electrical Characteristics
at specified free-air temperature, VCC = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
(1)
MIN
TYP
MAX
UNIT
25°C
2
7
Non-A devices
VO = 1.4 V,
Full range
15
VIO
Input offset voltage
VIC = VIC(min),
mV
25°C
1
2
VCC = 5 V to MAX
(2)
A-suffix devices
Full range
4
25°C
5
50
IIO
Input offset current
VO = 1.4 V
nA
Full range
200
25°C
−25
−250
IIB
Input bias current
VO = 1.4 V
nA
Full range
−500
25°C
0 to VCC−1.5
Common-mode input
VICR
V
voltage range(3)
Full range
0 to VCC−2
Large-signal
VCC = 15 V,
AVD
differential-voltage
VO = 1.4 V to 11.4 V,
25°C
25
100
V/mV
amplification
RL ≥ 15 kΩ to VCC
VOH = 5 V
25°C
0.1
50
nA
High-level output
IOH
VID = 1 V
current
VOH = VCC MAX
(2)
Full range
1
µA
25°C
150
400
Low-level output
VOL
IOL = 4 mA,
VID = −1 V
mV
voltage
Full range
700
Low-level output
IOL
VOL = 1.5 V,
VID = −1 V
25°C
6
mA
current
VCC = 5 V
25°C
0.8
1
ICC
Supply current
RL = ∞
mA
VCC = MAX
(2)
Full range
2.5
(1)
Full range (MIN or MAX) for LM2903Q is
−40°C to 125°C. All characteristics are measured with zero common-mode input voltage,
unless otherwise specified.
(2)
VCC MAX = 30 V for non-V devices and 32 V for V-suffix devices.
(3)
The voltage at either input or common-mode should not be allowed to go negative by more than 0.3 V. The upper end of the common-
mode voltage range is VCC+
− 1.5 V for the inverting input (−), and the non-inverting input (+) can exceed the VCC level; the
comparator provides a proper output state. Either or both inputs can go to 30 V (32V for V-suffix devices) without damage.
4
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Copyright © 2003–2014, Texas Instruments Incorporated
Product Folder Links: LM2903-Q1


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