NCP1580DR2 ON Semiconductor, NCP1580DR2 Datasheet - Page 5

• Manufacturer Part Number: NCP1580DR2
• Description: IC CTLR SYNCH BUCK LV 8-SOIC
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck)r

Specifications of NCP1580DR2

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: Adj to 0.8V
• Frequency - Switching: 350kHz
• Voltage - Input: 4.5 ~ 13.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Topology: Buck
• Output Voltage: 0.8 V
• Output Current: 1500 mA
• Switching Frequency: 412 KHz
• Duty Cycle (max): 95 %
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Fall Time: 15 ns
• Mounting Style: SMD/SMT
• Rise Time: 6 ns
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

2.20
2.15
2.10
2.05
2.00
1.95
1.90
1.85
1.80
816
812
808
804
800
796
792
788
784
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
−50
−50
−50
Figure 8. Quiescent Current (I
Figure 6. Soft−Start Time (t
Figure 4. Reference Voltage (V
−25
−25
−25
V
CC
T
T
T
J
= 5.0 V
J
J
, JUNCTION TEMPERATURE ( C)
, JUNCTION TEMPERATURE ( C)
, JUNCTION TEMPERATURE ( C)
V
0
0
0
CC
= 12 V
25
Temperature
25
25
(Switching)
V
V
CC
CC
50
50
50
= 5.0 V
= 8.0 V
SS
CC
75
TYPICAL CHARACTERISTIC CURVES
75
75
) vs. Temperature
) vs. Temperature
V
CC
REF
100
100
100
= 12 V
) vs.
125
125
125
http://onsemi.com
NCP1580
150
150
150
5
100
−20
−40
−60
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
0.75
410
400
390
380
370
360
350
340
330
320
310
300
290
1.E+02
80
60
40
20
Figure 7. Quiescent Current (I
0
−50
−50
Figure 5. Oscillator Frequency (f
−25
−25
1.E+03
V
T
T
V
J
CC
J
CC
, JUNCTION TEMPERATURE ( C)
, JUNCTION TEMPERATURE ( C)
Figure 9. Error Amplifier
0
0
= 5.0 V
= 12 V
V
(No Switching)
CC
1.E+04
V
FREQUENCY (Hz)
Temperature
25
CC
25
= 5.0 V
= 12 V
50
50
1.E+05
CC
75
75
) vs. Temperature
100
100
SW
1.E+06 1.E+07
) vs.
125
125
150
150