ABSOLUTE MAXIMUM RATINGS

Input without bootstrap (P suffix)

20V

Input with bootstrap(N suffix)

10V

Bootstrap voltage

20V

Shutdown pin

Power dissipation

610mW (Note 4)

Operating temperature

-40 to +85°C

Storage temperature

-55 to +125°C

2

ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Min. Operating Voltage

No Output Device

4.5

V

(Note 1)

Feedback Voltage

1.215

1.24

1.265

V

1.213

1.24

1.267

V

50

µA<I

1.215

1.24

1.265

V

Gate Output Drive Capability

supply (Note 3)

60

35

ns

ns

Supply Current

1620mA

Shutdown Current

15

50

µA

(Note 5)

Operating frequency range

Frequency with timing capacitor C3=1300pF

50

50

200

300

kHz

Oscillator Tol.

±25

%

Max Duty Cycle

N Channel

P Channel

15

0

94

100

%

%

-40 to +85°C

50

mV

-40 to +85°C

2

V

Low Battery Flag set voltage

1.5

V

Low Battery Flag output

Active Low

0.2

0.4

V

Low Battery Flag Hysteresis

10

20

50

mV

Low Battery Flag Sink Current

-40 to +85°C

2

mA

Shutdown Threshold Voltage

Low(off)

High(on)

1.5

0.25

V

V

Shutdown Pin Source Current

10

µA

ISSUE 4 - OCTOBER 2000

Note 2. 2200pF is the maximum recommended gate capacitance.

Note 3. Maximum supply for P phase controllers is 18V,maximum supply for N phase controllers is 10V.

Note 5. The maximum frequency in this application is 300kHz. For higher frequency operation contact Zetex

Applications Department.

ZXRD1000 SERIES