NCP1077(2014) Ver la hoja de datos (PDF) - ON Semiconductor
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NCP1077 Datasheet PDF : 28 Pages
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NCP1070, NCP1071, NCP1072, NCP1075, NCP1076, NCP1077
MAXIMUM RATINGS TABLE
Symbol
Rating
Value
Unit
VCC
BVdss
Power Supply Voltage on all pins, except Pin 5(Drain)
Drain voltage
−0.3 to 10
V
−0.3 to 700
V
IDS(PK)
I_VCC
RqJ−A
Drain Current Peak during Transformer Saturation
Maximum Current into Pin 1 when Activating the 8.2 V Active Clamp
P Suffix, Case 626A
Junction−to−Air, 2.0 oz Printed Circuit Copper Clad
0.36 Sq. Inch
1.0 Sq. Inch
2 x IIpeak(0)
15
77
60
A
mA
°C/W
RqJ−A
ST Suffix, Plastic Package Case 318E
Junction−to−Air, 2.0 oz Printed Circuit Copper Clad
0.36 Sq. Inch
1.0 Sq. Inch
74
°C/W
55
TJMAX
Maximum Junction Temperature
Storage Temperature Range
150
°C
−60 to +150
°C
ESD Capability, HBM model (All pins except HV)
2
kV
ESD Capability, Machine Model
200
V
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. This device series contains ESD protection and exceeds the following tests:
Human Body Model 2000 V per JEDEC JESD22−A114−F
Machine Model Method 200 V per JEDEC JESD22−A115−A
2. This device contains latch−up protection and exceeds 100 mA per JEDEC Standard JESD78
ELECTRICAL CHARACTERISTICS
(For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, VCC = 8 V unless otherwise noted)
Symbol
Rating
Pin
Min
Typ
Max
Unit
SUPPLY SECTION AND VCC MANAGEMENT
VCC(on)
VCC increasing level at which the switcher starts operation
NCP1070/71/72/75
NCP1076/77
V
1
7.8
8.2
8.6
1
7.7
8.1
8.5
VCC(min)
VCC(off)
VCC(reset)
VCC(clamp)
VCC decreasing level at which the HV current source restarts
VCC decreasing level at which the switcher stops operation (UVLO)
VCC voltage at which the internal latch is reset (guaranteed by design)
Offset voltage above VCC(on) at which the internal clamp activates
NCP1070/71
NCP1072/75
NCP1076/77
1
6.5
6.8
7.2
V
1
6.1
6.3
6.6
V
1
4
V
mV
1
110
170
300
1
130
190
300
1
130
190
300
ICC1
Internal IC consumption, Mosfet switching
NCP1070/71/72/75
NCP1076/77
mA
1
−
0.7
1.0
1
−
1.0
1.3
ICCskip Internal IC consumption, FB is 0 V (No switching on MOSFET)
1
360
mA
3. The final switch current is: IIPK(0) / (Vin/LP + Sa) x Vin/LP + Vin/LP x tprop, with Sa the built−in slope compensation, Vin the input voltage, LP
the primary inductor in a flyback, and tprop the propagation delay.
4. NCP1070/71/72/76/77 130 kHz on demand only.
5. Oscillator frequency is measured with disabled jittering.
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