TNY253G datasheet(10/19 Pages) POWERINT

Part #	TNY253G

Description	Energy Efficient, Low Power Off-line Switchers

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Manufacturer	POWERINT [Power Integrations, Inc.]

Direct Link	http://www.powerint.com

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10 / 19 page

Rev E

02/12

TNY253/254/255

10

StorageTemperature...................................... -65to150°C

OperatingJunctionTemperature(2)................ -40to150°C

LeadTemperature(3).................................................260°C

ThermalImpedance(θ

JA)..................70°C/W

(4)

,55°C/W(5)

ThermalImpedance(θ

JC)....................................... 11°C/W

4.Solderedto0.36sq.inch(232mm2),2oz.(610gm/m2)copperclad.

5.Solderedto1sq.inch(645mm2),2oz.(610gm/m2)copperclad.

6.Thehigherpeakdraincurrentisallowedwhilethedrain

voltageissimultaneouslylessthan400V.

ABSOLUTE MAXIMUM RATINGS(1)

DRAINVoltage..........................................-0.3Vto700V

PeakDRAINCurrent(TNY253/4)............400(500)mA(6)

PeakDRAINCurrent(TNY255)...............530(660)mA(6)

ENABLEVoltage...........................................-0.3Vto9V

ENABLECurrent................................................... 100mA

BYPASSVoltage............................................-0.3Vto9V

1. AllvoltagesreferencedtoSOURCE,T

A=25°C.

2. Normallylimitedbyinternalcircuitry.

3. 1/16"fromcasefor5seconds.

40

44

48

66

68

71

-68

-50

-30

-15

-10

-5

1.10

1.45

1.80

-58

-42

-25

160

200

140

180

-2.5

5.8

0.72

CONTROL FUNCTIONS

Output

Frequency

Maximum

Duty Cycle

ENABLE Pin Turnoff

Threshold Current

ENABLE Pin

Hysteresis Current

ENABLE Pin

Voltage

ENABLE Short-

Circuit Current

DRAIN

Supply Current

BYPASS Pin

Charge Current

BYPASS Pin

Voltage

BYPASS

Hysteresis

kHz

%

µA

V

µA

mA

V

Min

Typ

Max

f

OSC

DC

MAX

I

DIS

I

HYS

V

EN

I

ENSC

I

S1

I

S2

I

CH1

I

CH2

V

BP

V

BPH

Parameter

Symbol

(Unless Otherwise Specified)

See Figure 14

Conditions

TNY253

TNY255

TNY253

TNY254

TNY255

TNY253

TNY254

TNY255

TNY253

TNY254

TNY255

130

215

-4.5

-3.3

TNY254

ENABLE Open

(MOSFET Switching)

See Note B, C

T

J = 25 °C

115

140

265

-2.0

-5.0

-3.5

-4.0

-1.0

5.6

6.1

0.60

0.85

Units

SOURCE = 0 V

; T

J = -40 to 125 °C

TNY253

TNY255

67

TNY254

T

J = -40 °C to 125 °C

T

J = 125 °C

-68

-52

-45

V

EN = 0 V, TJ = -40 °C to 125 °C

V

EN = 0 V, TJ = 125 °C

-58

-45

-38

V

BP = 0 V, TJ = 25 °C

See Note D, E

V

BP = 4 V, TJ = 25 °C

See

Note D, E

64

69

-4.8

-1.8

-6.0

-3.0

170

215

TNY253

TNY254

TNY255

S1 Open

See Note A

I

EN = -25 µA

V

EN = 0 V

(MOSFET Not Switching)

See Note B

See Note D

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