HV9120P-G datasheet(5/18 Pages) MICROCHIP

Part #	HV9120P-G

Description	High-Voltage, Current-Mode, PWM Controller

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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5 / 18 page

 2016 Microchip Technology Inc.

DS20005519A-page 5

HV9120/HV9123

Note 1: Design guidance only; Not 100% tested in production.

2: Stray capacitance on OSC in pin must be ≤ 5 pF.

Error Amplifier

Feedback voltage

VFB

3.92

4.00

4.08

V

FB shorted to COMP

Input bias current

IIN

-

25

500

nA

VFB= 4.0V

Input offset voltage

VOS

nulled during trim

-

–

Open loop voltage gain

AVOL

60

80

-

dB

(Note 1)

Unity gain bandwidth

GB

1.0

1.3

-

MHz

(Note 1)

Output source current

ISOURCE

-1.4

-2.0

-

mA

VFB= 3.4V

Output sink current

ISINK

0.12

0.15

-

mA

VFB= 4.5V

High-voltage Regulator and Start-up

Input voltage

VIN

10

-

450

V

IIN< 10 µA; VCC> 9.4V

Input leakage current

IIN

--

10

μAVDD> 9.4V

Regulator turn-off threshold

voltage

VTH

8.0

8.7

9.4

V

IIN= 10 µA

Undervoltage lockout

VLOCK

7.0

8.1

8.9

V

–

Supply

Supply current

IDD

-

0.75

1.3

mA

CL< 75 pF

Quiescent supply current

IQ

-0.55-

mA

VNSD = 0V

Nominal bias current

IBIAS

-20-

μA–

Operating range

VDD

9.0

-

13.5

V

–

Shutdown Logic

Shutdown delay

tSD

-50

100

ns

CL= 500 pF, VCS= 0V (Note 1)

NSD pulse width

tSW

50

-

ns

(Note 1)

RST pulse width

tRW

50

-

ns

(Note 1)

Latching pulse width

tLW

25

-

ns

VNSD, VRST =0V(Note 1)

Input low voltage

VIL

--

2.0

V

–

Input high voltage

VIH

7.0

-

V

–

Input current, input high voltage

IIH

-1.0

5.0

μAVIN= VDD

Input current, input low voltage

IIL

--25

-35

μAVIN= 0V

Output

Output high voltage

VOH

VDD-

0.25

--

VIOUT= 10 mA

VDD-

0.3

--

IOUT= 10 mA,

TA= -40°C to 125°C

Output low voltage

VOL

--

0.2

V

IOUT= -10 mA

--

0.3

IOUT= -10 mA,

TA= -40°C to 125°C

Output resistance

Pull up

ROUT

-15

25

Ω

IOUT= ±10 mA

Pull down

-8.0

20

Pull up

-

20

30

Ω

IOUT= ±10 mA,

TA= -40°C to 125°C

Pull down

-10

30

Rise time

tR

-30

75

ns

CL= 500 pF (Note 1)

Fall time

tF

-20

75

ns

CL= 500 pF(Note 1)

ELECTRICAL CHARACTERISTICS (CONTINUED)

Electrical Specifications: VDD = 10V, VIN = 48V, VDISC= 0V, RBIAS = 390 kΩ, ROSC = 330 kΩ, TA= 25°C, unless oth-

erwise noted.

Parameter

Symbol

Min

Typ

Max

Units

Conditions

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