NCV8881PWR2G ON Semiconductor, NCV8881PWR2G Datasheet - Page 15

• Manufacturer Part Number: NCV8881PWR2G
• Description: IC SMPS WITH WATCHDOG 16SOIC
• Manufacturer: ON Semiconductor
• Series: -r

Specifications of NCV8881PWR2G

• Topology: Step-Down (Buck) (1), Linear (LDO) (2)
• Function: Automotive
• Number Of Outputs: 3
• Frequency - Switching: 170kHz
• Voltage/current - Output 1: 3.3 V ~ 8 V, 1.5A
• Voltage/current - Output 2: 5V, 100mA
• Voltage/current - Output 3: 8.5V, 40mA
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 5 V ~ 19 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.295", 7.50mm Width) Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

80.0
79.0
78.0
77.0
76.0
75.0
750
740
730
720
710
700
690
680
670
660
650
5.0
4.5
4.0
3.5
3.0
−40 −20
−40 −20
−40 −20
Figure 27. Maximum Switching Frequency vs.
Figure 29. SMPS Short−Circuit Threshold vs.
ROSC = 0
Figure 31. Error Amp Source Current vs.
0
0
0
V
COMP
20
20
20
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
= 2.2 V
V
Temperature
Temperature
Temperature
40
COMP
40
40
60
60
60
= 3.2 V
TYPICAL PERFORMANCE CHARACTERISTICS
80
80
80
100 120 140 160
100 120 140 160
100 120 140 160
http://onsemi.com
15
2.50
2.45
2.40
2.35
2.30
2.25
2.20
2.15
2.10
2.05
2.00
2.00
1.95
1.90
1.85
1.80
1.75
1.70
1.65
1.60
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
−40 −20
−40 −20
−40 −20
Figure 32. Error Amp Sink Current vs.
Figure 30. SMPS Ramp Amplitude vs.
Figure 28. SMPS Current Limit vs.
0
0
0
V
COMP
20
20
20
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
Temperature
Temperature
Temperature
= 1.1 V
40
40
40
60
60
60
V
COMP
80
80
80
= 2.2 V
100 120 140 160
100 120 140 160
100 120 140 160