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NCP5425DBR2G

Dual Synchronous Buck Controller

ON Semiconductor 

NCP5425

MAXIMUM RATINGS

Rating

Value

Unit

Operating Junction Temperature, TJ

Storage Temperature Range, TJ

ESD Susceptibility (Human Body Model)

150

°C

−65 to 150

°C

2.0

kV

ESD Susceptibility (Machine Model)

200

V

Thermal Resistance, Junction−to−Air

140

°C/W

Moisture Sensitivity Level (MSL)

1

Lead Temperature Soldering: Reflow: (Note 1)

260 peak

°C

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

1. 60 to 150 seconds maximum above 183°C, 260°C peak.

MAXIMUM RATINGS

Pin Symbol

VCC

COMP1, COMP2

VFB1, VFB2, VREF2

ROSC

GATE(H)1, GATE(H)2

GATE(L)1, GATE(L)2

IS+1, IS+2

IS−1, IS−2

GND

BST

MODE

Pin Name

IC Power Input

Compensation Capacitor for

Channel 1 or 2

Voltage Feedback Input for

Channel 1 or 2

Oscillator Resistor

High−Side FET Driver

for Channel 1 or 2

Low−Side FET Driver for

Channel 1 or 2

Positive Current Sense for

Channel 1 or 2

Negative Current Sense for

Channel 1 or 2

Ground

Power Input for GATE(H)1

GATE(H)2

Dual or Single Output Select

VMAX

16 V

4.0 V

6.0 V

5.0 V

20 V

16 V

6.0 V

6.0 V

100 mV

23 V

3.5 V

VMIN

−0.3 V

−0.3 V

−0.3 V

−0.3 V

−0.3 V

−0.3 V

−0.3 V

−0.3 V

0V

−0.3 V

−0.3 V

ISOURCE

N/A

1.0 mA

ISINK

2.0 A Peak

200 mA DC

1.0 mA

1.0 mA

1.0 mA

1.0 mA

2.0 A Peak

200 mA DC

2.0 A Peak

200 mA DC

1.0 mA

1.0 mA

2.0 A Peak

200 mA DC

2.0 A Peak

200 mA DC

1.0 mA

1.0 mA

1.0 mA

2.0 A Peak

200 mA DC

N/A

N/A

N/A

2.0 A Peak

200 mA DC

N/A

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