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TOP254PN Datasheet(PDF) 32 Page - Power Integrations, Inc.

Part No. TOP254PN
Description  Enhanced EcoSmart®, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range
Download  48 Pages
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Maker  POWERINT [Power Integrations, Inc.]
Homepage  http://www.powerint.com
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TOP254PN Datasheet(HTML) 32 Page - Power Integrations, Inc.

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Rev. F 01/09
32
TOP252-262
www.powerint.com
Absolute Maximum Ratings(2)
DRAIN Peak Voltage .................................................................. -0.3 V to 700 V
DRAIN Peak Current: TOP252................................................................ 0.68 A
DRAIN Peak Current: TOP253................................................................. 1.37 A
DRAIN Peak Current: TOP254................................................................ 2.08 A
DRAIN Peak Current: TOP255.................................................................2.72 A
DRAIN Peak Current: TOP256................................................................ 4.08 A
DRAIN Peak Current: TOP257 ................................................................ 5.44 A
DRAIN Peak Current: TOP258................................................................ 6.88 A
DRAIN Peak Current: TOP259................................................................. 7.73 A
DRAIN Peak Current: TOP260................................................................ 9.00 A
DRAIN Peak Current: TOP261 ............................................................... 11.10 A
DRAIN Peak Current: TOP262............................................................... 11.10 A
CONTROL Voltage............................................................................-0.3 V to 9 V
CONTROL Current...................................................................................... 100 mA
VOLTAGE MONITOR Pin Voltage ............................................-0.3 V to 9 V
CURRENT LIMIT Pin Voltage ................................................-0.3 V to 4.5 V
MULTI-FUNCTION Pin Voltage .................................................-0.3 V to 9 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 Impedance
Thermal Impedance: Y Package:
(
θ
JA
) .................................................................. 80 °C/W(1)
(
θ
JC
) ............................................... .....................2 °C/W(2)
P, G and M Packages:
(
θ
JA
) .........................................70 °C/W(3); 60 °C/W(4)
(
θ
JC
) ............................................... .................. 11 °C/W(5)
E/L Package:
(
θ
JA
) ................................................................105 °C/W(1)
(
θ
JC
) ............................................... .....................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.
5. Measured on the SOURCE pin close to plastic interface.
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
See Figure 54
(Unless Otherwise Specified)
Min
Typ
Max
Units
Control Functions
Switching Frequency
in Full Frequency
Mode (average)
f
OSC
T
J = 25 °C
FREQUENCY Pin
Connected to SOURCE
119
132
145
kHz
TOP252-258Y
TOP255-262L
TOP252-262E
FREQUENCY Pin
Connected to CONTROL
59.4
66
72.6
TOP252-258Y
TOP255-262L
TOP252-262E
TOP252-258P/G/M
TOP259-261Y
59.4
66
72.6
Frequency Jitter
Δf
132 kHz Operation
±5
kHz
66 kHz Operation
±2.5
Frequency Jitter
Modulation Rate
f
M
250
Hz
Maximum Duty Cycle
DC
MAX
I
C = ICD1
I
V ≤ IV(DC) or IM ≤ IM(DC) or
V
V, VM = 0 V
75
78
83
%
I
V or IM = 95 μA
30
Soft-Start Time
t
SOFT
T
J = 25 °C
17
ms
PWM Gain
DC
reg
T
J = 25 °C
TOP252-255
-31
-25
-20
%/mA
TOP256-258
-27
-22
-17
TOP259-262
-25
-20
-15
PWM Gain
Temperature Drift
See Note A
-0.01
%/mA/°C
External Bias Current
I
B
66 kHz Operation
TOP252-255
0.9
1.5
2.1
mA
TOP256-258
1.0
1.6
2.2
TOP259-262
1.1
1.7
2.4


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