HV7321 datasheet(7/30 Pages) MICROCHIP

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DS20005639A-page 7

HV7321

TX Output P-Channel MOSFET on VPP1

On-Resistance at PWS = 1

RON_P1

—16

Ω

ISD = 100 mA

On-Resistance at PWS = 0

—

Peak Output Current at PWS = 1 (1)

IOUT_P1

0.8

1.0

—

VPP0,1 = +25V, RL = 1.0Ω to GND

1.5

1.75

—

VPP0,1= +80V, RL = 1.0Ω to GND

Peak Output Current at PWS = 0 (1)

0.4

0.5

—

VPP0,1 = +25V, RL = 1.0Ω to GND

0.8

0.95

—

VPP0,1 = +80V, RL = 1.0Ω to GND

TX Output N-Channel MOSFET on VNN0

On-Resistance

RON_N0

—8

Ω

ISD = 100 mA

Peak Output Current (1)

IOUT_N0

-1.4

-1.7

—

VNN0 = -25V, RL = 1.0Ω to GND

-2.0

-2.3

—

VNN0 = -80V, RL = 1.0Ω to GND

TX Output N-Channel MOSFET on VNN1

On-Resistance at PWS = 1

RON_N1

—11

Ω

ISD = 100 mA

On-Resistance at PWS = 0

—

Peak Output Current at PWS = 1 (1)

IOUT_N1

—

-1.2

-1.0

VNN0,1 = -25V, RL = 1.0Ω to GND

—

-1.6

-1.3

VNN0,1 = -80V, RL = 1.0Ω to GND

Peak Output Current at PWS = 0 (1)

—

-0.4

-0.3

VNN0,1 = -25V, RL = 1.0Ω to GND

—

-0.55

-0.4

VNN0,1= -80V, RL = 1.0Ω to GND

TX Damping P-Channel MOSFET on GND

On-Resistance

RON_PDMP

—7.0

Ω

ISD = 100 mA

Peak Output Current (1)

IOUT_PDMP

2.3

2.7

—

RL = 1.0Ω from -25V to TX

2.3

2.8

—

RL = 1.0Ω from -80V to TX

TX Damping N-Channel MOSFET on GND

On-Resistance

RON_NDMP

—7.0

Ω

ISD = 100 mA

Peak Output Current (1)

IOUT_NDMP

—

-2.0

-1.8

RL = 1.0Ω from +25V to TX

—

-2.3

-2.0

RL = 1.0Ω from +80V to TX

RTZSW Auto Bleed High-Voltage Analog Switch

RTZSW On-Resistance (1)

RRTZSW

—

238

270

Ω

ISD = ±1.0 mA

RTZSW Off Withstand Voltage (1)

VRTZSW

-80

—

+80

ISW = ±100 μA

TX OUTPUT Isolation Diodes and Bleed Resistor

Diode Forward Voltage

—0.96

1.9

IFM = 300 mA, Note 1

Forward Continuous Current

IFM

—

300

—

Note 2

Peak Forward Pulse Current

IFSM

—

3.0

—

PW = 50 ns, Note 2

Total Capacitance of 2-diode

—

3.5

—

at 1 MHz, 1 dBm, 0V DC, Note 2

TX/RX Bleed Resistor to GND

kΩ

Note 1

ELECTRICAL CHARACTERISTICS (CONTINUED)

Electrical specifications:

VLL = +2.5V, VDD = +5.0V, VPP0,1 = +80V, VNN0,1,2 = -80V, VGP = +10V, VGN = -10V,

VSUB = 0V, PWS = OEN = REN = 1, TA = 25°C, unless otherwise specified. Parameters in Bold apply over the

operating temperature range of T

A = TJ = 0 to +85°C.

Parameter

Sym.

Min.

Typ.

Max.

Unit

Conditions

Note 1:

Characterized only; not 100% tested in production.

Design guidance only.

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