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LTC2972 Datasheet(PDF) 12 Page - Linear Technology

Part # LTC2972
Description  2-Channel PMBus Power System Manager Featuring Programmable Power Good Outputs
PDF  112 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2972 Datasheet(HTML) 12 Page - Linear Technology

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LTC2972
12
2972fa
For more information www.linear.com/LTC2972
ADC MFR_READ_IOUT ADC Total
Unadjusted Error vs Input Voltage
ADC MFR_READ_IOUT Noise
Histogram
ADC READ_VOUT ADC Total
Unadjusted Error vs Input Voltage
ADC READ_VOUT Noise
Histogram
ADC READ_IOUT Error
vs READ_IOUT
Reference Voltage vs
Temperature
ADC READ_VOUT ADC Total
Unadjusted Error vs Temperature
ADC READ_IOUT Input Referred
Offset Voltage vs Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
THREE TYPICAL PARTS
TEMPERATURE (°C)
–50
–25
0
25
50
75
100
1.2230
1.2234
1.2238
1.2242
1.2246
1.2250
1.2254
1.2258
1.2262
1.2266
1.2270
2972 G01
THREE TYPICAL PARTS
VIN = 1.0V
TEMPERATURE (°C)
–50
–25
0
25
50
75
100
–0.25
–0.20
–0.15
–0.10
–0.05
0.00
0.05
0.10
0.15
0.20
0.25
2972 G02
THREE TYPICAL PARTS
TEMPERATURE (°C)
–50
–25
0
25
50
75
100
–10
–8
–6
–4
–2
0
2
4
6
8
10
2972 G03
25°C
–40°C
105°C
VIN (V)
0
1
2
3
4
5
6
–0.25
–0.20
–0.15
–0.10
–0.05
0.00
0.05
0.10
0.15
0.20
0.25
2972 G04
122µV/LSB
1000 READINGS
VIN = 1.0V
HITS
READ_VOUT CODE ERROR (LSB)
–7 –6 –5 –4 –3 –2 –1 0
1
2
3
0
100
200
300
400
500
600
700
2972 G05
25°C
–40°C
105°C
VIN (mV)
–175 –125 –75 –25
25
75
125 175
–0.30
–0.20
–0.10
0.00
0.10
0.20
0.30
2972 G07
5.46µV/LSB
1000 READINGS
VIN = 20mV
IOUT_CAL_GAIN = 2.1875mΩ
HITS
MFR_READ_IOUT CODE ERROR (LSB)
–6 –5 –4 –3 –2 –1 0
1
2
3
4
0
50
100
150
200
250
300
350
400
2972 G08
FIVE TYPICAL PARTS
TEMPERATURE (°C)
–50
–25
0
25
50
75
100
–2
–1
0
1
2
2972 G09
MFR_EIN_CONFIG_IIN_RANGE = MEDIUM
VIIN_SNS = 50mV
VVIN_SNS = 12V
0.001
0.01
10
100
1
0.1
READ_IOUT (A)
75
50
25
0
–25
–50
–75
2972 G06
IOUT_CAL_GAIN = 2.1875m
Power Measurement Error



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