NCP1246 ONSEMI [ON Semiconductor], NCP1246 Datasheet - Page 4

• Manufacturer Part Number: NCP1246
• Description: Fixed Frequency Current Mode Controller for Flyback Converters
• Manufacturer: ONSEMI [ON Semiconductor]

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. This device series contains ESD protection and exceeds the following tests:
2. This device contains latch-up protection and exceeds 100 mA per JEDEC Standard JESD78.
3. As mounted on a 80 x 100 x 1.5 mm FR4 substrate with a single layer of 50 mm
4. As mounted on a 80 x 100 x 1.5 mm FR4 substrate with a single layer of 100 mm
5. As mounted on a 80 x 100 x 1.5 mm FR4 substrate with a single layer of 650 mm
MAXIMUM RATINGS
T
STRGMAX
Rating
(pin 5)
(pin 6)
(pin 8)
T
Human Body Model 2000 V per JEDEC standard JESD22, Method A114E
Machine Model Method 200 V per JEDEC standard JESD22, Method A115A
for a JEDEC 51-1 conductivity test PCB. Test conditions were under natural convection or zero air flow.
for a JEDEC 51-2 conductivity test PCB. Test conditions were under natural convection or zero air flow.
for a JEDEC 51-3 conductivity test PCB. Test conditions were under natural convection or zero air flow.
R
R
V
DRV
V
JMAX
HV
qJïC
qJïA
max
CC
Maximum voltage on DRV pin
(DcïCurrent selfïlimited if operated within the allowed range) (Note 2)
V
Power Supply voltage, V
Maximum voltage on HV pin
(DcïCurrent selfïlimited if operated within the allowed range)
Maximum voltage on low power pins (except pin 5, pin 6 and pin 8)
(DcïCurrent selfïlimited if operated within the allowed range) (Note 2)
Thermal Resistance SOIC-7
Junction-to-Air, low conductivity PCB (Note 3)
Junction-to-Air, medium conductivity PCB (Note 4)
Junction-to-Air, high conductivity PCB (Note 5)
Thermal Resistance JunctionïtoïCase
Operating Junction Temperature
Storage Temperature Range
ESD Capability, HBM model (All pins except HV)
ESD Capability, Machine Model (Note 1)
CC
Power Supply voltage, V
CC
pin, continuous voltage (Note 2)
CC
pin, continuous voltage
Symbol
http://onsemi.com
NCP1246
4
2
2
2
of 2 oz copper traces and heat spreading area. As specified
of 2 oz copper traces and heat spreading area. As specified
of 2 oz copper traces and heat spreading area. As specified
±1000 (peak)
ï40 to +150
ï60 to +150
–0.3 to 500
±30 (peak)
±10 (peak)
–0.3 to 20
–0.3 to 28
–0.3 to 10
> 2000
Value
> 200
±20
162
147
115
73
°C/W
°C/W
Unit
mA
mA
mA
mA
°C
°C
V
V
V
V
V
V