参数资料
型号: LTC2991IMS#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封装: LEAD FREE, PLASTIC, MSOP-16
文件页数: 12/32页
文件大小: 230K
代理商: LTC2991IMS#TRPBF
LTC2991
2
2991f
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (VCC) ................................ –0.3V to 6.0V
Input Voltages V1, V2, V3, V4, V5, V6, V7, V8,
SCL, ADR0, ADR1, ADR2 ..............–0.3V to (VCC + 0.3V)
Output Voltage PWM ....................–0.3V to (VCC + 0.3V)
Output Voltage SDA ..................................... –0.3V to 6V
Operating Temperature Range
LTC2991C ................................................ 0°C to 70°C
LTC2991I ............................................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MS Package .......................................................... 300°C
(Note 1)
1
2
3
4
5
6
7
8
V1
V2
V3
V4
V5
V6
V7
V8
16
15
14
13
12
11
10
9
VCC
ADR2
ADR1
ADR0
PWM
SCL
SDA
GND
TOP VIEW
MS PACKAGE
16-LEAD PLASTIC MSOP
TJMAX = 125°C, θJA = 120°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2991CMS#PBF
LTC2991CMS#TRPBF
2991
16-Lead Plastic MSOP
0°C to 70°C
LTC2991IMS#PBF
LTC2991IMS#TRPBF
2991
16-Lead Plastic MSOP
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
General
VCC
Input Supply Range
l
2.9
5.5
V
ICC
Input Supply Current
During Conversion, I2C Inactive
l
1.1
1.5
mA
ISD
Input Supply Current
Shutdown Mode, I2C Inactive
l
16
μA
VCC(UVL)
Input Supply Undervoltage Lockout
l
1.3
2.0
2.6
V
Measurement Accuracy
TINTERNAL(TUE)
Internal Temperature Total Unadjusted Error
±1
±3.5
°C
TRMT(TUE)
Remote Diode Temperature Total Unadjusted
Error
η = 1.004
l
±0.7
±1.5
°C
VCC(TUE)
VCC Voltage Total Unadjusted Error
2.9V ≤ 5.5V
l
±0.05
±0.25
%
VN(TUE)
V1 Through V8 Total Unadjusted Error
0V ≤ 4.9V
l
±0.05
±0.25
%
VDIFF(TUE)
Differential Voltage Total Unadjusted Error
V1 – V2 ,V3 – V4, V5 – V6, V7 – V8
–300mV≤ VD ≤300mV
l
±0.1
±0.75
%
VDIFF(MAX)
Full-Scale Differential Voltage
l
–312.5
312.5
mV
The
l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C, VCC = 3.3V, unless otherwise noted.
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