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TOP264-271 Datasheet, PDF (23/36 Pages) Power Integrations, Inc. – Integrated Off-Line Switcher with EcoSmart Technology for Highly Efficient Power Supplies
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TOP264-271
Absolute Maximum Ratings(2)
DRAIN Pin Peak Voltage.......................................................... -0.3 V to 725 V
DRAIN Pin Peak Current: TOP264........................................................ 2.08 A
DRAIN Pin Peak Current: TOP265.........................................................2.72 A
DRAIN Pin Peak Current: TOP266........................................................ 4.08 A
DRAIN Pin Peak Current: TOP267........................................................ 5.44 A
DRAIN Pin Peak Current: TOP268........................................................ 6.88 A
DRAIN Pin Peak Current: TOP269......................................................... 7.73 A
DRAIN Pin Peak Current: TOP270........................................................ 9.00 A
DRAIN Pin Peak Current: TOP271........................................................ 11.10 A
CONTROL Pin Voltage....................................................................-0.3 V to 9 V
CONTROL Pin Current.............................................................................. 100 mA
VOLTAGE MONITOR Pin Voltage............................................-0.3 V to 9 V
CURRENT LIMIT Pin Voltage.................................................-0.3 V to 4.5 V
FREQUENCY Pin Voltage ............................................................-0.3 V to 9 V
Storage Temperature ...........................................................-65 °C to 150 °C
Operating Junction Temperature................................... -40 °C to 150 °C
Lead Temperature(1)......................................................................................260 °C
Notes:
1. 1/16 in. from case for 5 seconds.
2. Maximum ratings specified may be applied one at a time
without causing permanent damage to the product. Exposure
to Absolute Maximum Rating conditions for extended periods
of time may affect product reliability.
Thermal Resistance
Thermal Resistance: E Package
(qJA) ................................................................105 °C/W(1)
(qJC) .....................................................................2 °C/W(2)
V Package
(qJA) ........................................ 68 °C/W(3), 58 °C/W(4)
(qJC) .....................................................................2 °C/W(2)
Notes:
1. Free standing with no heatsink.
2. Measured at the back surface of tab.
3. Soldered to 0.36 sq. in. (232 mm2), 2 oz. (610 g/m2) copper clad.
4. Soldered to 1 sq. in. (645 mm2), 2 oz. (610 g/m2) copper clad.
Parameter
Symbol
Control Functions
Switching Frequency
in Full Frequency
fOSC
Mode (average)
Frequency Jitter
Deviation
Df
Frequency Jitter
Modulation Rate
fM
Maximum Duty Cycle
DCMAX
Soft-Start Time
tSOFT
PWM Gain
DCreg
PWM Gain
Temperature Drift
External Bias Current
IB
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
See Figure 32
(Unless Otherwise Specified)
TJ = 25 °C
FREQUENCY Pin
Connected to SOURCE
FREQUENCY Pin
Connected to CONTROL
132 kHz Operation
66 kHz Operation
IC = ICD1
IV ≤ IV(DC)
VV = 0 V
IV = 95 mA
TJ = 25 °C
TJ = 25 °C
IB < IC < IC01
See Note C
TOP264-265
TOP266-268
TOP269-271
TJ = 25 °C
IC ≥ IC01
See Note A
TOP264-265
TOP266-268
TOP269-271
See Note B
66 kHz Operation
TOP264-265
TOP266-268
TOP269-271
Min
119
59.4
75
30
-62
-54
-50
-61
-60
-57
0.8
0.9
1.0
Typ
132
66
±5
±2.5
250
78
17
-50
-44
-40
-51
-50
-48
-0.01
1.4
1.5
1.6
Max Units
145
kHz
72.6
kHz
Hz
83
%
ms
-40
-34
-30
%/mA
-41
-40
-38
%/mA/°C
2.0
2.1
mA
2.2
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23
Rev. B 03/10
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