Техническая Спецификация для Linear Technology DC1338B - LTC2990 | I²C Temperature, Current & Voltage Monitor(requires DC590) DC1338B DC1338B
Модели
DC1338B
LTC2990
2
2990fc
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
(Note 1)
1
2
3
4
5
2
3
4
5
V1
V2
V3
V4
V2
V3
V4
GND
10
9
8
7
6
9
8
7
6
V
CC
ADR1
ADR0
SCL
SDA
ADR0
SCL
SDA
TOP VIEW
MS PACKAGE
10-LEAD PLASTIC MSOP
T
JMAX
= 125°C, θ
JA
= 150°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2990CMS#PBF
LTC2990CMS#TRPBF
LTDSQ
10-Lead Plastic MSOP
0°C to 70°C
LTC2990IMS#PBF
LTC2990IMS#TRPBF
LTDSQ
10-Lead Plastic MSOP
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2990CMS
LTC2990CMS#TR
LTDSQ
10-Lead Plastic MSOP
0°C to 70°C
LTC2990IMS
LTC2990IMS#TR
LTDSQ
10-Lead Plastic MSOP
–40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Contact LTC Marketing for parts trimmed to ideality factors other than 1.004.
Contact LTC Marketing for parts trimmed to ideality factors other than 1.004.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to:
http://www.linear.com/tapeandreel/
Supply Voltage V
CC
................................... –0.3V to 6.0V
Input Voltages V1, V2, V3, V4, SDA, SCL,
ADR1, ADR2 ..................................–0.3V to (V
ADR1, ADR2 ..................................–0.3V to (V
CC
+ 0.3V)
Operating Temperature Range
LTC2990C ................................................ 0°C to 70°C
LTC2990I ............................................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................... 300°C
LTC2990C ................................................ 0°C to 70°C
LTC2990I ............................................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................... 300°C
ELECTRICAL CHARACTERISTICS
The
l
denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
CC
= 3.3V, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
General
V
V
CC
Input Supply Range
l
2.9
5.5
V
I
CC
Input Supply Current
During Conversion, I
2
C Inactive
l
1.1
1.8
mA
I
SD
Input Supply Current
Shutdown Mode, I
2
C Inactive
l
1
5
μA
V
CC(UVL)
Input Supply Undervoltage Lockout
l
1.3
2.1
2.7
V
Measurement Accuracy
T
T
INT(TUE)
Internal Temperature Total Unadjusted
Error
Error
T
AMB
= 0°C to 85°C
T
AMB
= –40°C to 0°C
±0.5
±1
±3
±3
±3.5
°C
°C
°C
°C
°C
T
RMT(TUE)
Remote Diode Temperature Total
Unadjusted Error
Unadjusted Error
η = 1.004 (Note 4)
l
±0.5 ±1.5
°C
V
CC(TUE)
V
CC
Voltage Total Unadjusted Error
l
±0.1
±0.25
%
V
n(TUE)
V1 Through V4 Total Unadjusted Error
l
±0.1
±0.25
%
V
DIFF(TUE)
Differential Voltage Total Unadjusted Error
V1 – V2 or V3 – V4
V1 – V2 or V3 – V4
–300mV ≤ V
D
≤ 300mV
l
±0.2
±0.75
%
V
DIFF(MAX)
Maximum Differential Voltage
l
–300
300
mV
V
DIFF(CMR)
Differential Voltage Common Mode Range
l
0
V
CC
V
V
LSB(DIFF)
Differential Voltage LSB Weight
19.42
μV
V
LSB(SINGLE-ENDED)
Single-Ended Voltage LSB Weight
305.18
μV
V
LSB(TEMP)
Temperature LSB Weight
Celsius or Kelvin
0.0625
Deg
T
NOISE
Temperature Noise
Celsius or Kelvin
T
T
MEAS
= 46ms (Note 2)
0.2
0.05
°RMS
°/√Hz