TOP249Y Power Integrations, TOP249Y Datasheet - Page 51

• Manufacturer Part Number: TOP249Y
• Description: IC OFFLINE SWIT UVLO HV TO220
• Manufacturer: Power Integrations
• Series: TOPSwitch®-GXr

Specifications of TOP249Y

• Output Isolation: Isolated
• Frequency Range: 66 ~ 132kHz
• Voltage - Output: 700V
• Power (watts): 250W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: TO-220-7 (Formed Leads), 5 Leads
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Revision Notes
M
D
G
H
K
N
O
E
F
L
J
I
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1) Added R package (D2PAK).
2) Corrected abbreviations (s = seconds).
3) Corrected x-axis units in Figure 11 (µA).
4) Added missing external current limit resistor in Figure 25 (R
5) Corrected spelling.
6) Added caption for Table 4.
7) Corrected Breakdown Voltage parameter condition (T
8) Corrected font sizes in figures.
9) Figure 40 replaced.
10) Corrected schematic component values in Figure 44.
1) Corrected Power Table value.
1) Added TOP250 device and F package (TO-262).
2) Added R package Thermal Impedance parameters and adjusted Output Power values in Table 1.
3) Adjusted Off-State Current value.
1) Added note to parameter table for Breakdown Voltage measurement.
2) Miscellaneous text corrections.
1) Updated P, Y, R and F package information.
2) Revised thermal impedances (θ
3) Expanded Maximum Duty Cycle and deleted Maximum Duty Cycle Reduction Slope parameters.
4) Corrected DIP-8B and SMD-8B Package Drawings.
1) Added TOP245P.
2) Miscellaneous text corrections.
1) Corrected typographic errors in Figures 4, 6, 20, 28 and 34; and in MULTI-FUNCTION (M) Pin
1) Added TOP246P.
1) Added lead-free ordering information.
1) Updated Maximum Duty Cycle conditions.
2) Minor error corrections.
3) Added Note 4 to Absolute Maximum Ratings specification.
1) Added TOP245G and TOP246G
Operation section.
JA
) for all package types.
J
= 25 °C).
IL
).
TOP242-250
11/05
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11/00
12/04
11/05
Date
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9/01
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9/02
4/03
8/03
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3/04
4/05
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