Rev. Q 06/23

11

LinkSwitch-TN2

www.power.com

Absolute Maximum Ratings(1,5)

DRAIN Pin Voltage: LNK320x.........................................-0.3 to 725 V

LNK329x.........................................-0.3 to 900 V

DRAIN Pin Peak Current: LNK3202 .......................................600 mA2

LNK3204 .....................................1230 mA2

LNK3205 .....................................2460 mA2

LNK3206 .....................................3750 mA2

LNK3207 .....................................3750 mA2

LNK3208 .....................................6300 mA2

LNK3209 ................................... 10200 mA2

LNK3294 .......................................968 mA2

LNK3296 .....................................3194 mA2

FEEDBACK Pin Voltage.................................................. -0.3 V to 7 V

FEEDBACK Pin Current..........................................................100 mA

BYPASS Pin Voltage ........................................................0.3 V to 7 V

Storage Temperature .............................................-65 °C to 150 °C

Operating Junction Temperature3 ............................-40 °C to 150 °C

Lead Temperature4 ................................................................260 °C

Notes:

1. All voltages referenced to SOURCE, T

A = 25 °C.

2. See Figure 15 and Figure 23, for V

DS > 400 V.

3. Normally limited by internal circuitry.

4. 1/16 in. from case for 5 seconds.

5. 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: P or G Package:

(q

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

2

; 60 °C/W3

(q

JC)

1

.......................................................11 °C/W

D Package:

(q

JA) .....................................100 °C/W

(2

; 80 °C/W3

(q

JC)

1

.......................................................30 °C/W

Notes:

1. Measured on pin 8 (SOURCE) close to plastic interface.

2. Soldered to 0.36 sq. in. (232 mm2), 2 oz. (610 g/m2) copper clad.

3. Soldered to 1 sq. in. (645 mm2), 2 oz. (610 g/m2) copper clad.

Parameter

Symbol

Conditions

SOURCE = 0 V; T

J = -40 to 125 °C

See Figure 10

(Unless Otherwise Specified)

Min

Typ

Max

Units

Control Functions

Output

Frequency

f

OSC

T

J = 25 °C

Average

62

66

70

kHz

Peak-Peak Jitter

4

Maximum Duty Cycle

DC

MAX

S2 Open

LNK320x

66

69

73

%

LNK329x

65

68

72

FEEDBACK Pin Turnoff

Threshold Current

I

FB

V

BP = 5.0 V to 5.5 V

T

J = 25 °C

44

49

54

μ

A

FEEDBACK Pin Voltage

at Turnoff Threshold

V

FB

V

BP = 5.0 V to 5.5 V

T

J = 25 °C

1.97

2.00

2.03

V

FEEDBACK Pin Instant

Shutdown Current

I

FB(SD)

T

J = 25 °C

520

675

800

μ

A

FEEDBACK Pin Instant

Shutdown Delay

T

J = 25 °C

2

Switch

Cycles

FEEDBACK Pin Voltage

at Shutdown Current

V

FB(SD)

V

BP = 5.0 V to 5.5 V

T

J = 25 °C

3.3

V

DRAIN Pin

Supply Current

I

S1

V

FB = 2.1 V

(MOSFET Not Switching)

See Note A

LNK32xx

75

μ

A

LNK3208/9

95

I

S2

FEEDBACK Open

(MOSFET Switching)

See Notes A, B

LNK3202

98

160

μ

A

LNK3204

113

180

LNK3205

141

220

LNK3206

165

250

LNK3207

190

290

LNK3208

275

405

LNK3209

300

460

LNK3294

120

170

LNK3296

225

320