NCP1651DR2 ON Semiconductor, NCP1651DR2 Datasheet - Page 7

• Manufacturer Part Number: NCP1651DR2
• Description: IC CTRLR PWR FACTOR SGL 16SOIC
• Manufacturer: ON Semiconductor

Specifications of NCP1651DR2

• Mode: Continuous Conduction (CCM), Discontinuous Conduction (DCM)
• Frequency - Switching: 250kHz
• Current - Startup: 8.5mA
• Voltage - Supply: 10 V ~ 18 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Start-up Supply Current: 5.5/8.5mA
• Switching Freq: 110kHz
• Operating Supply Voltage (min): -3V
• Operating Supply Voltage (max): 18V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Package Type: SOIC
• Pin Count: 16
• Mounting: Surface Mount
• Switching Frequency: 110 KHz
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: NCP1651DR2OS

V
STARTUP
ENABLE
OUTPUT
CURRENT
FB/SD
SHUTDOWN
BLANKING PULSE
CC
FB/SD
OSCILLATOR
OSCILLATOR
10.8 V
LATCH Q
9.8 V
0.5 V
MAX
OFF
DRIVE
RAMP
ON
0.5 V
GND
GND
0
0
4 V
STARTUP
AC Error Amp + Ramp Comp + Inductor Current
7
8
Figure 3. Divide-by-Eight Counter Timing Diagram
Figure 2. Switching Timing Diagram
CURRENT LIMIT
1
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NCP1651
2
7
3
7
8
7
SHUTDOWN
7
7
7
8