MC33363ADWR2G datasheet(3/13 Pages) ONSEMI

Part #	MC33363ADWR2G

Description	High Voltage Switching Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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MC33363A

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ELECTRICAL CHARACTERISTICS (VCC = 20 V, RT = 10 k, CT = 390 pF, CPin8 = 1.0 mF, for typical values TJ = 25°C, for min/max

values TJ is the operating junction temperature range that applies (Note 2), unless otherwise noted)

Characteristic

Unit

Max

Typ

Min

Symbol

ERROR AMPLIFIER (Pins 9, 10)

Gain Bandwidth Product (f = 100 kHz, TJ = 25°C)

GBW

−

1.0

−

MHz

Output Voltage Swing

High State (ISource = 100 mA, VFB < 2.0 V)

Low State (ISink = 100 mA, VFB > 3.0 V)

VOH

VOL

4.0

−

5.3

0.2

−

0.35

V

OVERVOLTAGE DETECTION (Pin 11)

Input Threshold Voltage

Vth

2.47

2.6

2.73

V

Input Bias Current (Vin = 2.6 V)

IIB

−

100

500

nA

PWM COMPARATOR (Pins 7, 9)

Duty Cycle

Maximum (VFB = 0 V)

Minimum (VFB = 2.7 V)

DC(max)

DC(min)

48

−

50

0

52

0

%

POWER SWITCH (Pin 16)

Drain−Source On−State Resistance (ID = 200 mA)

TJ = 25°C

TJ = Tlow to Thigh

RDS(on)

−

7.5

−

9.0

20

W

Drain−Source Off−State Leakage Current (VDS = 650 V)

TJ = 25°C

TJ = Tlow to Thigh

ID(off)

−

0.25

−

1.0

50

mA

Rise Time

tr

−

50

−

ns

Fall Time

tf

−

50

−

ns

OVERCURRENT COMPARATOR (Pin 16)

Current Limit Threshold (RT = 13 k)

Ilim

0.7

0.9

1.1

A

STARTUP CONTROL (Pin 1)

Peak Startup Current (Vin = 50 V) (TJ = −25°C to 100°C)

VCC = 0 V

VCC = (Vth(on) − 0.2 V)

Istart

2.0

5.0

8.0

mA

Off−State Leakage Current (Vin = 50 V, VCC = 20 V)

ID(off)

−

40

200

mA

UNDERVOLTAGE LOCKOUT (Pin 3)

Startup Threshold (VCC Increasing)

Vth(on)

11

14.9

18

V

Minimum Operating Voltage After Turn−On

VCC(min)

7.5

9.5

11.5

V

TOTAL DEVICE (Pin 3)

Power Supply Current

Startup (VCC = 10 V, Pin 1 Open)

Operating

ICC

−

0.27

3.4

0.5

5.0

mA

Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product

performance may not be indicated by the Electrical Characteristics if operated under different conditions.

2. Tested junction temperature range for the MC33363A:

Tlow = −25°CThigh = +125°C

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