CS5157GD16 datasheet(3/14 Pages) CHERRY

부품명	CS5157GD16

상세설명	CPU 5-Bit Synchronous Buck Controller

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제조업체	CHERRY [Cherry Semiconductor Corporation]

홈페이지	http://www.cherrycorp.com/

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3

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Electrical Characteristics: 0°C < TA < +70°C; 0°C < TJ < +85°C; 8V < VCC1 < 14V; 5V < VCC2 < 14V; DAC Code: VID4 = VID2 =

VID1 = VID0 = 1; VID3 = 0; CVGATE(L) and CVGATE(H) = 1nF; COFF = 330pF; CSS = 0.1µF, unless otherwise specified.

s

DAC: continued

VID4 VID3VID2 VID1 VID0

0

1

0

1.8315

1.8500

1.8685

V

0

1

1.8810

1.9000

1.9190

V

0

1

0

1.9305

1.9500

1.9695

V

0

1

1.9800

2.0000

2.0200

V

0

2.0295

2.0500

2.0705

V

1

1.2315

1.2440

1.2564

V

1

0

2.0790

2.1000

2.1210

V

1

0

1

2.1780

2.2000

2.2220

V

1

0

2.2770

2.3000

2.3230

V

1

0

1

2.3760

2.4000

2.4240

V

1

0

1

0

2.4750

2.5000

2.5250

V

1

0

1

2.5740

2.6000

2.6260

V

1

0

2.6730

2.7000

2.7270

V

1

0

1

2.7720

2.8000

2.8280

V

1

0

1

0

2.8710

2.9000

2.9290

V

1

0

1

0

1

2.9700

3.0000

3.0300

V

1

0

1

0

3.0690

3.1000

3.1310

V

1

0

1

3.1680

3.2000

3.2320

V

1

0

1

0

3.2670

3.3000

3.3330

V

1

0

1

3.3660

3.4000

3.4340

V

1

0

3.4650

3.5000

3.5350

V

s

VGATE(H) and VGATE(L)

Out SOURCE Sat at 100mA

Measure VCC1 – VGATE(L),;VCC2 – VGATE(H)

1.2

2.0

V

Out SINK Sat at 100mA

Measure VGATE(H) – VPGnd;

1.0

1.5

V

VGATE(L) – VPGnd

Out Rise Time

1V < VGATE(H) < 9V; 1V < VGATE(L) < 9V

30

50

ns

VCC1 = VCC2 = 12V

Out Fall Time

9V > VGATE(H) > 1V; 9V > VGATE(L) > 1V

30

50

ns

VCC1 = VCC2 = 12V

Delay VGATE(H) to VGATE(L)

VGATE(H) falling to 2V; VCC1 = VCC2 = 8V

25

50

ns

VGATE(L) rising to 2V

Delay VGATE(L) to VGATE(H)

VGATE(L) falling to 2V; VCC1 = VCC2 = 8V

25

50

ns

VGATE(H) rising to 2V

VGATE(H), VGATE(L) Resistance

Resistor to LGnd

20

50

100

kΩ

VGATE(H), VGATE(L) Schottky

LGnd to VGATE(H) @ 10mA

600

800

mV

LGnd to VGATE(L) @ 10mA

s

Soft Start (SS)

Charge Time

1.6

3.3

5.0

ms

Pulse Period

25

100

200

ms

Duty Cycle

(Charge Time/Pulse Period) × 100

1.0

3.3

6.0

%

COMP Clamp Voltage

VFB = 0V; VSS = 0

0.50

0.95

1.10

V

VFFB SS Fault Disable

VGATE(H) = Low; VGATE(L) = Low

0.9

1.0

1.1

V

High Threshold

2.5

3.0

V

유사한 부품 번호 - CS5157GD16

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