
For Reference Only
Part Number | TOP249Y |
OEMstron Part # | TOP249Y |
Manufacturer | Power Integrations |
Category | Semiconductors › Power Management ICs › AC DC Converters, Offline Switchers |
Description | IC OFFLINE SWIT UVLO HV TO220 |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | TOP249Y PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 21 - Mar 26 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
TOP249Y Specifications
Part Number | TOP249Y | |
Brand | Power Integrations | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Power Management ICs | |
Subcategory | AC DC Converters, Offline Switchers | |
Manufacturer | Power Integrations | |
Series | TOPSwitch®-GX | |
Output Isolation | Isolated | |
Internal Switch(s) | Yes | |
Voltage - Breakdown | 700V | |
Topology | Flyback | |
Voltage - Start Up | - | |
Voltage - Supply (Vcc/Vdd) | - | |
Duty Cycle | 66.8% | |
Frequency - Switching | 66kHz ~ 132kHz | |
Power (Watts) | 250W | |
Fault Protection | Current Limiting, Over Temperature, Over Voltage | |
Control Features | Frequency Control | |
Operating Temperature | -40°C ~ 150°C (TJ) | |
Package / Case | TO-220-7 (Formed Leads), 6 Leads | |
Supplier Device Package | TO-220-7C | |
Mounting Type | Through Hole |
TOP249Y Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
TOP249YN D# TOP249YN Power Integrations |
Off Line Switcher 6-Pin(6+Tab) TO-220-C - Rail/Tube (Alt: TOP249YN) RoHS: Compliant
|
Americas - 964 |
Part Number | Description | Stock |
TOP249YN D# TOP249YN Power Integrations |
Off Line Switcher 6-Pin(6+Tab) TO-220-C (Alt: TOP249YN) RoHS: Compliant
|
Asia - 0 |
Part Number | Description | Stock |
TOP249YN D# TOP249YN Power Integrations |
Off Line Switcher 6-Pin(6+Tab) TO-220-C (Alt: TOP249YN) RoHS: Compliant
|
Europe - 4675 |
Part Number | Description | Stock |
TOP249Y Power Integrations |
9 | |
TOP249YN Power Integrations |
985 |
Part Number | Description | Stock |
TOP249YN Power Integrations |
OFF LINE SWITCHER, TO-220-6, 249 |
2308 |
TOP249Y Power Integrations |
OFF LINE SWITCHER, TO-220-6, 249 |
2308 |
Part Number | Description | Stock |
TOP249YN Power Integrations |
TO-220-7C Switching Controllers RoHS |
1001 |
Part Number | Description | Stock |
TOP249Y D# TOP249Y-ND Power Integrations |
IC OFFLINE SWIT UVLO HV TO220 |
Limited Supply - Call |
TOP249YN D# 596-1080-5-ND Power Integrations |
IC OFFLINE SWIT UVLO HV TO220 |
1488 In Stock |
Part Number | Description | Stock |
TOP249YN POWER |
In stock shipping within 2days |
50525 |
TOP249Y POWER |
In stock shipping within 2days |
3580 |
Part Number | Description | Stock |
TOP249YN D# 9921311 Power Integrations |
OFF LINE SWITCHER, TO-220-6, 249 RoHS: Compliant
Min Qty: 1
Container: Each
|
362 |
Part Number | Description | Stock |
TOP249YN Power Integrations |
TOP249 Series 700 V 132 kHz EcoSmart Integrated Off-line Switcher - TO-220-7C RoHS: Compliant
pbFree: Yes
|
5740 Tube |
Part Number | Description | Stock |
UATOP249YN |
OEM/CM QUOTES ONLY | NO BROKERS |
60 |
TOP249Y15476D |
OEM/CM QUOTES ONLY | NO BROKERS |
18 |
TOP249Y POWER |
OEM/CM QUOTES ONLY | NO BROKERS |
3570 |
TOP249YN PI |
OEM/CM QUOTES ONLY | NO BROKERS |
17555 |
TOP249YYN POWER |
OEM/CM QUOTES ONLY | NO BROKERS |
595 |
Part Number | Description | Stock |
TOP249YN Power Integrations |
In Stock |
985 |
TOP249Y Power Integration |
In stock |
9 |
Part Number | Description | Stock |
TOP249YN D# C38171 Power Integrations |
1991 |
Part Number | Description | Stock |
TOP249YN POWER |
OEM/CM Immediate delivery |
40000 |
Part Number | Description | Stock |
TOP249YN D# 869-TOP249YN Power Integrations |
AC/DC Converters 180 W 85-265 VAC 250 W 230 VAC RoHS: Compliant
|
874 |
Part Number | Description | Stock |
TOP249YN D# XSFP00000092252 Power Integrations |
TOP249 Series 700 V 132 kHz EcoSmart Integrated Off-line Switcher - TO-220-7C |
3100 |
Part Number | Description | Stock |
TOP249YN D# 93K0789 Power Integrations |
OFF LINE SWITCHER, 6A, TO-220-6, Supply Voltage:265VAC, No. of Step-Down DC - DC Converters:-, No. of LDO Regulators:-, No. of Regulated Outputs:1, Digital IC Case:TO-220, No. of Pins:6Pins, Operating Temperature Min:-40°C, MSL:- RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
2 |
Part Number | Description | Stock |
TOP249Y D# NS-TOP249Y VARIOUS |
OEM/CM ONLY |
7166 |
TOP249YN D# NS-TOP249YN PI |
OEM/CM ONLY |
9810 |
Part Number | Description | Stock |
TOP249YN POWER |
140 | |
TOP249Y POWER INTEGRATIONS |
24 |
Part Number | Description | Stock |
TOP249YN D# 1465748 Power Integrations |
Power Integrations TOP249YN, AC-DC Converter 7-Pin, DIPB, TU Min Qty: 50
Container: Tube
|
300 |
Part Number | Description | Stock |
UATOP249YN |
OEM/CM ONLY |
66 |
TOP249YYN POWER |
OEM/CM ONLY |
511 |
TOP249Y Power Integrations |
OEM/CM ONLY |
571 |
TOP249YN Power Integrations |
OEM/CM ONLY |
8018 |
Part Number | Description | Stock |
TOP249YN POWER |
IN stock Immediate delivery |
39985 |
Part Number | Description | Stock |
TOP249YN POWER |
shipping today |
21996 |
Part Number | Description | Stock |
TOP249YN mfr |
RFQ |
4032 |
TOP249Y Texas Instruments |
RFQ |
3734 |
TOP249YN/UN1 POWER |
RFQ |
1600 |
Part Number | Description | Stock |
TOP249YN Power Integrations |
IC OFFLINE SWIT UVLO HV TO220 |
10191 |
Part Number | Description | Stock |
TOP249YN D# 9921311 Power Integrations |
OFF LINE SWITCHER, TO-220-6, 249 RoHS: Compliant
Min Qty: 1
Container: Each
|
218 |
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In Stock | 451 - More on Order |
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Quote Limit | No Limit |
Lead-Time | Can Ship Immediately |
Minimum | 1 |
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1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
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