CS5301GDW32 datasheet(7/20 Pages) ONSEMI

Nome de Peças	CS5301GDW32

Descrição Electrónicos	Three-Phase Buck Controller with Integrated Gate Drivers and Power Good

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Fabricante Electrônico	ONSEMI [ON Semiconductor]

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7

ELECTRICAL CHARACTERISTICS (continued) (0

°C < TA < 70°C; 0°C < TJ < 125°C; 4.7 V < VCCL < 14 V; 8.0 V < VCCH < 20 V;

CGATE(H) = 3.3 nF, CGATE(L) = 3.3 nF, RROSC = 53.6 k, CCOMP = 0.1 µF, CREF = 0.1 µF, DAC Code 10000, CVCC = 1.0 µF, ILIM ≥ 1.0 V;

unless otherwise specified.)

Characteristic

Unit

Max

Typ

Min

Test Conditions

Oscillator

Switching Frequency

Measure any phase (RROSC = 32.4 k)

Note 4.

300

400

500

kHz

Switching Frequency

Measure any phase (RROSC = 53.6 k)

220

250

280

kHz

Switching Frequency

Measure any phase (RROSC = 16.2 k)

Note 4.

600

800

1000

kHz

ROSC Voltage

–

1.00

–

V

Phase Delay

–

105

120

135

deg

Adaptive Voltage Positioning

VDRP Output Voltage to DACOUT Offset

CS1 = CS2 = CS3 = CSREF,

VFB = COMP,

Measure VDRP– COMP

–15

–

15

mV

Maximum VDRP Voltage

|(CS1 = CS2 = CS3) = CSREF| =

50 mV, VFB = COMP,

|Measure VDRP– COMP|

360

465

570

mV

Current Sense Amp to VDRP Gain

–

2.7

3.1

3.5

V/V

Current Sensing and Sharing

CSREF Input Bias Current

–

0.6

2.0

µA

CS1–CS3 Input Bias Current

V(CSx) = V(CSREF) = 0 V

–

0.2

2.0

µA

Current Sense Amplifiers Gain

–

3.7

4.2

4.7

V/V

Current Sense Amp Mismatch

0 V

≤ (CSx–CSREF) ≤ 50 mV

–5.0

–

5.0

mV

Current Sense Amplifiers Input

Common Mode Range Limit

Note 4.

0

–

VCCL – 2.0

V

Current Sense Input to ILIM Gain

0.25 V < ILIM < 1.20 V

5.0

6.5

8.0

V/V

Current Limit Filter Slew Rate

Note 4.

4.0

10

26

mV/

µs

ILIM Bias Current

0 V < ILIM < 1.0 V

–

0.1

1.0

µA

Single Phase Pulse by Pulse Current

Limit: V(CSx) – V(CSREF)

–

75

90

115

mV

Current Sense Amplifier Bandwidth

Note 4.

1.0

–

MHz

Reference Output

VREF Output Voltage

0 mA < I(VREF) < 1.0 mA

3.15

3.25

3.35

V

4. Guaranteed by design. Not tested in production.

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