ADM1027ARQZ-REEL ON Semiconductor, ADM1027ARQZ-REEL Datasheet - Page 7

• Manufacturer Part Number: ADM1027ARQZ-REEL
• Description: IC REMOTE THERMAL CTRLR 24QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADM1027ARQZ-REEL

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°C ~ 105°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: 0°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Full Temp Accuracy: +/- 1 C
• Digital Output - Bus Interface: Serial (2-Wire, 3-Wire)
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REV. A
TPC 7. Remote Temperature Error
vs. Differential Mode Noise
Frequency
TPC 4. Remote Temperature Error
vs. Power Supply Noise Frequency
16.0
14.0
12.0
10.0
–2.0
14.0
12.0
10.0
–2.0
8.0
6.0
4.0
2.0
–10
–15
–20
8.0
6.0
4.0
2.0
15
10
–5
TPC 1. Remote Temperature
Error vs. Leakage Resistance
0
60k
5
0
1.0
0
100k
110k
LEAKAGE RESISTANCE (M )
3.3
DXP TO V
550k
FREQUENCY (Hz)
FREQUENCY (Hz)
DXP TO GND
1M
250mV
20mV
10mV
100mV
10.0
CC
(3.3V)
5M
10M
30.0
100.0
50M
50M
vs. Capacitance between D+ and D–
TPC 8. Remote Temperature Error
vs. Common Mode Noise Frequency
TPC 5. Local Temperature Error vs.
Power Supply Noise Frequency
TPC 2. Remote Temperature Error
–10.0
12.5
10.0
–2.5
–5.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
–5.0
Rev. 3 | Page 7 of 56 | www.onsemi.com
–12
–15
–18
–21
–24
–27
–30
–33
–36
7.5
5.0
2.5
5.0
–3
–6
–9
3
0
0
0
100k
Typical Performance Characteristics–ADM1027
10k
1
REMOTE TEMPERATURE
2.2
DXP – DXN CAPACITANCE (nF)
ERROR ( C)
550k
100k
3.3
FREQUENCY (Hz)
FREQUENCY (Hz)
40mV
–7–
20mV
4.7
100mV
250mV
100mV
10.0
5M
1M
22.0
47.0
10M
50M
TPC 3. Remote Temperature Error
vs. Actual Temperature
1.90
1.85
1.80
1.75
1.70
1.65
1.60
1.55
1.50
1.45
1.40
–1
–2
–3
3
2
1
0
–40
2.50
TPC 6. Supply Current vs.
Supply Voltage
2.60 3.00 3.40 3.80 4.20 4.60 5.00 5.40
0
TEMPERATURE ( C)
+3 SIGMA
–3 SIGMA
40
80
5.50
120