TNY274-280
ABSOLUTE MAXIMUM RATINGS(1,5)
DRAIN Voltage ................................................-0.3 V to 700 V Lead Temperature(4) ....................................................... 260 °C
DRAIN Peak Current: TNY274.......................400 (750) mA(2)
TNY275.....................560 (1050) mA(2) Notes:
TNY276.....................720 (1350) mA(2) 1. All voltages referenced to SOURCE, TA = 25 °C.
TNY277.....................880 (1650) mA(2) 2. The higher peak DRAIN current is allowed while the
TNY278...................1040 (1950) mA(2)
DRAIN voltage is simultaneously less than 400 V.
TNY279 ................. 1200 (2250) mA(2) 3. Normally limited by internal circuitry.
TNY280 ................. 1360 (2550) mA(2) 4. 1/16 in. from case for 5 seconds.
EN/UV Voltage ................................................... -0.3 V to 9 V 5. Maximum ratings specified may be applied one at a time,
EN/UV Current ........................................................... 100 mA
BP/M Voltage ......................................................-0.3 V to 9 V
Storage Temperature ......................................-65 °C to 150 °C
Operating Junction Temperature(3) .................-40 °C to 150 °C
without causing permanent damage to the product.
Exposure to Absolute Maximum Rating conditions for
extended periods of time may affect product reliability.
THERMAL IMPEDANCE
Notes:
Thermal Impedance: P or G Package:
(θJA) ........................... 70 °C/W(2); 60 °C/W(3)
(θJC)(1) ............................................... 11 °C/W
1. Measured on the SOURCE pin 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.
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
See Figure 16
Parameter
Symbol
Min
Typ
Max
Units
(Unless Otherwise Specified)
CONTROL FUNCTIONS
Average
124
132
8
140
Output Frequency
fOSC
TJ = 25 °C
See Figure 4
kHz
%
in Standard Mode
Peak-Peak Jitter
Maximum Duty
DCMAX
Cycle
S1 Open
62
65
EN/UV Pin Upper
IDIS
-150
-115
-90
µA
Turnoff Threshold
Current
IEN/UV = 25 µA
IEN/UV = -25 µA
1.8
0.8
2.2
1.2
2.6
1.6
EN/UV Pin
Voltage
VEN
V
EN/UV Current > IDIS (MOSFET Not
Switching) See Note A
IS1
290
µA
TNY274
TNY275
275
295
310
365
445
510
630
360
400
430
460
540
640
760
DRAIN Supply
Current
EN/UV Open
(MOSFET
Switching at fOSC
TNY276
TNY277
TNY278
TNY279
TNY280
IS2
µA
)
See Note B
E
2/06
13
POWERINT [ Power Integrations ]
