NCP1399AF datasheet(5/44 Pages) ONSEMI

Part #	NCP1399AF

Description	High Performance Current Mode Resonant Controller with Integrated High- Voltage Drivers

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Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

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NCP1399AA, NCP1399BA, NCP1399AC, NCP1399AF

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5

ELECTRICAL CHARACTERISTICS

(For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, VCC = 12 V unless otherwise noted.)

Symbol

Rating

Min

Typ

Max

Unit

HV Startup Current Source

VHV_MIN1

Minimum voltage for current source operation

(VCC = VCC_ON −0.5 V, ISTART2 drops to 95 %)

1

−

60

V

VHV_MIN2

Minimum voltage for current source operation

(VCC = VCC_ON −0.5 V, ISTART2 drops to 5 mA)

1

−

60

V

ISTART1

Current flowing out of VCC pin (VCC = 0 V)

1, 10

0.2

0.5

0.8

mA

ISTART2

Current flowing out of VCC pin (VCC = VCC_ON −0.5 V)

1, 10

6

9

13

mA

ISTART_OFF

Off−state leakage current (VHV = 500 V, VCC = 15 V)

1

−

10

mA

IHV_OFF−MODE

HV pin current when off−mode operation is active

(VHV = 400 V)

1

−

8

mA

Supply Section

VCC_ON

Turn−on threshold level, VCC going up

10

15.3

15.8

16.3

V

VCC_OFF

Minimum operating voltage after turn−on

10

9.0

9.5

10

V

VCC_RESET

VCC level at which the internal logic gets reset

10

5.8

6.6

7.2

V

VCC_INHIBIT

VCC level for ISTART1 to ISTART2 transition

10

0.40

0.80

1.25

V

VCC_ON_BLANK

Delay to generate DRVs pulses after VCC_ON is reached

10

100

125

150

ms

ICC_OFF−MODE

Controller supply current in off−mode,

VCC = VCC_ON − 0.2 V

10, 11

10

27

40

mA

ICC_SKIP−MODE

Controller supply current in skip−mode, VCC = 15 V

10, 11

580

750

900

mA

ICC_LATCH

Controller supply current in latch−off mode,

VCC = VCC_ON − 0.2 V

10, 11

330

490

600

mA

ICC_AUTOREC

Controller supply current in auto−recovery mode,

VCC = VCC_ON − 0.2 V

10, 11

300

490

600

mA

ICC_OPERATION

Controller supply current in normal operation,

fsw = 100 kHz, Cload = 1 nF, VCC = 15 V

10, 11

4.0

5.4

7.0

mA

Bootstrap Section

VBOOT_ON

Startup voltage on the floating section (Note 5)

16, 15

8

9

10

V

VBOOT_OFF

Cutoff voltage on the floating section

16, 15

7.2

8.2

9.0

V

IBOOT1

Upper driver consumption, no DRV pulses

16, 15

30

75

130

mA

IBOOT2

Upper driver consumption, Cload = 1 nF between Pins 13 &

15 fsw = 100 kHz, HB connected to GND

16, 15

1.30

1.65

2.00

mA

HB Discharger

IDISCHARGE1

HB sink current capability VHB = 30 V

15

5

−

mA

IDISCHARGE2

HB sink current capability VHB = VHB_MIN

15

1

−

mA

VHB_MIN

HB voltage @ IDISCHARGE changes from 2 to 0 mA

15

−

10

V

Remote Input – NCP1399By

VREM_ON

Remote pin voltage below which off−mode is deactivated

(VREM going down)

4

1.0

1.5

2.0

V

VREM_OFF

Remote pin voltage above which off−mode is activated

(VREM going up)

4

7.2

8.0

8.8

V

tREM_TIMER

Remote timer duration

4

80

100

120

ms

IREM_LEAK

Remote input leakage current (VREM = 10 V)

4

−

0.02

1.00

mA

RSW_REM

Internal remote pull down switch resistance (VREM = 8 V)

4

3

−

7

k

W

2. The NCP1399Ay version has skip adjustable externally.

3. Guaranteed by design.

4. Minimal impedance on P ON/OFF pin is 1 k

W

5. Minimal resistance connected in series with bootstrap diode is 3.3

W

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