NCP1396A_10 Datasheet, PDF (5/25 Pages) ON Semiconductor – High Performance Resonant Mode Controller featuring High-Voltage Drivers

NCP1396A, NCP1396B
ELECTRICAL CHARACTERISTICS
(For typical values T_J = 25C, for min/max values T_J = --40C to +125C, Max T_J = 150C, V_CC = 12 V, unless otherwise noted.)
Characteristic
Pin
Symbol
Min
Typ Max Unit
SUPPLY SECTION
Turn--on threshold level, V_CC going up – A version
12
VCC_ON
12.3 13.4 14.3
V
Turn--on threshold level, V_CC going up – B version
12
VCC_ON
9.5
10.5 11.5
V
Minimum operating voltage after turn--on
12
VCC_(min)
8.5
9.5 10.5
V
Startup voltage on the floating section
16--14
Vboot_ON
8
9
10
V
Cutoff voltage on the floating section
Startup current, V_CC < VCC_ON
16--14 Vboot_(min)
7.4
0C < T_J < +125C 12
Istartup
--
--40C < T_J < +125C
--
8.4
9.4
V
--
300
mA
--
350
V_CC level at which the internal logic gets reset
12
VCC_reset
--
6.5
--
V
Internal IC consumption, no output load on pin 15/14 – 11/10, Fsw =
300 kHz
12
ICC1
--
4
--
mA
Internal IC consumption, 1 nF output load on pin 15/14 – 11/10, Fsw =
300 kHz
12
ICC2
--
11
--
mA
Consumption in fault mode (All drivers disabled, V_CC > V_CC(min) )
VOLTAGE CONTROL OSCILLATOR (VCO)
Characteristic
Minimum switching frequency, Rt = 18 kΩ on pin 4, Vpin 6 = 0.8 V, DT =
300 ns
Maximum switching frequency, Rfmax = 1.3 kΩ on pin 2, Vpin 6 > 5.3 V,
Rt = 18 kΩ, DT = 300 ns
Feedback pin swing above which Δf = 0
12
ICC3
--
1.2
--
mA
Pin
Symbol
Min
Typ Max Unit
4
Fsw min
58.2
60
61.8 kHz
2
Fsw max
425
500 575 kHz
6
FBSW
--
5.3
--
V
Operating duty--cycle symmetry
Delay before any driver re--start in fault mode
11--15
DC
--
Tdel
48
50
52
%
--
20
--
ms
FEEDBACK SECTION
Internal pull--down resistor
Characteristic
Pin
Symbol
Min
Typ Max Unit
6
Rfb
--
20
--
kΩ
Voltage on pin 6 below which the FB level has no VCO action
6
Vfb_min
--
1.2
--
V
Voltage on pin 6 below which the controller considers a fault
6
Vfb_off
--
0.6
--
V
DRIVE OUTPUT
Characteristic
Pin
Symbol
Min
Typ Max Unit
Output voltage rise--time @ CL = 1 nF, 10--90% of output signal
15--14/1
T_r
1--10
--
40
--
ns
Output voltage fall--time @ CL = 1 nF, 10--90% of output signal
Source resistance
Sink resistance
Dead time with R_DT = 10 kΩ from pin 7 to GND
Maximum dead--time with R_DT = 82 kΩ from pin 7 to GND
Minimum dead--time, R_DT = 3 kΩ from pin 7 to GND
Leakage current on high voltage pins to GND
15--14/1
1--10
15--14/1
1--10
15--14/1
1--10
T_f
R_OH
R_OL
--
20
--
ns
--
13
--
Ω
--
5.5
--
Ω
7
T_dead
250
300 340
ns
7 T_dead--max --
2
--
ms
7
T_dead--min
--
100
--
ns
14,
IHV_LEAK
--
15,16
--
5
mA
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