TOP250 datasheet(33/54 Pages) POWERINT

33 / 54 page

Rev. R 10/20

TOP242-250

www.power.com

Parameter

Symbol

Conditions

SOURCE = 0 V; T

J = -40 to 125 °C

See Figure 53

(Unless Otherwise Specified)

Min

Typ

Max

Units

CONTROL FUNCTIONS

Switching

Frequency

(average)

OSC

C = 3 mA;

J = 25 °C

FREQUENCY Pin

Connected to SOURCE

124

132

140

kHz

FREQUENCY Pin

Connected to CONTROL

61.5

70.5

Duty Cycle at

ONSET of

Frequency

Reduction

(ONSET)

Switching

Frequency near

0% Duty Cycle

OSC(DMIN)

132 kHz Operation

kHz

66 kHz Operation

Frequency Jitter

Deviation

132 kHz Operation

±4

kHz

66 kHz Operation

±2

Frequency Jitter

Modulation Rate

250

ABSOLUTE MAXIMUM RATINGS(1,4)

DRAIN Voltage .................................. ................ -0.3 V to 700 V

DRAIN Peak Current:

TOP242......................................0.72 A

TOP243......................................1.44 A

TOP244......................................2.16 A

TOP245......................................2.88 A

TOP246 ..................................... 4.32 A

TOP247 ..................................... 5.76 A

TOP248 ..................................... 7.20 A

TOP249 ..................................... 8.64 A

TOP250 ................................... 10.08 A

CONTROL Voltage .................................................-0.3 V to 9 V

CONTROL Current........ ................................................ 100 mA

LINE SENSE 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(2) .................. -40

°C to 150 °C

Lead Temperature(3) ...................................................... ..260

°C

Notes:

1. All voltages referenced to SOURCE, T

A = 25 °C.

2. Normally limited by internal circuitry.

3. 1/16 in. from case for 5 seconds.

4. 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: Y or F Package:

(

JA)

(1)

..................................................80

°C/W

(

JC)

(2)

................................................... 2

°C/W

P or G Package:

(

JA)................................. 70 °C/W

(3)

; 60

°C/W(4)

(

JC)

(5)

..................................................11

°C/W

R Package:

(

JA)................80 °C/W

(7)

; 40

°C/W(4); 30 °C/W(6)

(

JC)

(5)

....................................................2

°C/W

Notes:

1. Free standing with no heat sink.

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.

6. Soldered to 3 sq. in. (1935 mm2), 2 oz. (610 g/m2) copper clad.

7. Soldered to foot print area, 2 oz. (610 g/m2) copper clad.

TOP250 数据表(PDF) 33 Page - Power Integrations, Inc.

TOP250 数据表(HTML) 33 Page - Power Integrations, Inc.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54

数据表下载

链接网址

TOP250 数据表(PDF) 33 Page - Power Integrations, Inc.

TOP250 数据表(HTML) 33 Page - Power Integrations, Inc.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54

数据表 下载

链接网址

数据表下载