OperatingꢀJunctionꢀTemperature(2)ꢀ
..................70ꢀ°C/W(4),ꢀ55ꢀ°C/W(5)
....................................... 11ꢀ°C/W
StorageꢀTemperature
...................................... -65ꢀtoꢀ150ꢀ°C
................ -40ꢀtoꢀ150ꢀ°C
TNY253/254/255
ABSOLUTE MAXIMUM RATINGS(1)
DRAINꢀVoltageꢀ..........................................-0.3ꢀVꢀtoꢀ700ꢀV
PeakꢀDRAINꢀCurrentꢀ(TNY253/4)ꢀ............400ꢀ(500)ꢀmA(6)
PeakꢀDRAINꢀCurrentꢀ(TNY255)ꢀ...............530ꢀ(660)ꢀmA(6)
ENABLEꢀVoltageꢀ...........................................-0.3ꢀVꢀtoꢀ9ꢀV
ENABLEꢀCurrentꢀ................................................... 100ꢀmA
BYPASSꢀVoltageꢀ............................................-0.3ꢀVꢀtoꢀ9ꢀV
LeadꢀTemperature(3)ꢀꢀ.................................................260ꢀ°C
ThermalꢀImpedanceꢀ(θJA)
ThermalꢀImpedanceꢀ(θJC)
4.ꢀꢀSolderedꢀtoꢀ0.36ꢀsq.ꢀinchꢀ(232ꢀmm2),ꢀ2ꢀoz.ꢀ(610ꢀgm/m2)ꢀcopperꢀclad.ꢀ
5.ꢀꢀSolderedꢀtoꢀ1ꢀsq.ꢀinchꢀ(645ꢀmm2),ꢀ2ꢀoz.ꢀ(610ꢀgm/m2)ꢀcopperꢀclad.
6.ꢀꢀTheꢀhigherꢀpeakꢀdrainꢀcurrentꢀisꢀallowedꢀwhileꢀtheꢀdrainꢀꢀ
voltageꢀisꢀsimultaneouslyꢀlessꢀthanꢀ400ꢀV.
1.ꢀ AllꢀvoltagesꢀreferencedꢀtoꢀSOURCE,ꢀTAꢀ=ꢀ25ꢀ°C.
2.ꢀ Normallyꢀlimitedꢀbyꢀinternalꢀcircuitry.ꢀ
3.ꢀ 1/16"ꢀfromꢀcaseꢀforꢀ5ꢀseconds.
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
Parameter
Symbol
Min
Typ Max
Units
See Figure 14
(Unless Otherwise Specified)
CONTROL FUNCTIONS
TNY253
40
44
48
Output
fOSC
DCMAX
IDIS
TJ = 25 °C
TNY254
TNY255
kHz
Frequency
115
130
140
TNY253
TNY254
TNY255
66
64
68
67
71
69
Maximum
Duty Cycle
S1 Open
%
TJ = -40 °C to 125 °C
TJ = 125 °C
-68
-68
-50
-52
-30
-45
ENABLE Pin Turnoff
Threshold Current
µA
ENABLE Pin
IHYS
VEN
IENSC
IS1
See Note A
-15
-10
-5
µA
V
Hysteresis Current
ENABLE Pin
Voltage
1.10
1.45
1.80
IEN = -25 µA
VEN = 0 V, TJ = -40 °C to 125 °C
VEN = 0 V, TJ = 125 °C
-58
-58
-42
-45
-25
-38
ENABLE Short-
Circuit Current
µA
µA
µA
mA
mA
TNY253
V = 0 V
(MOSFETENN ot Switching)
See Note B
160
170
200
215
TNY254
TNY255
DRAIN
Supply Current
TNY253
TNY254
TNY255
TNY253
TNY254
ENABLE Open
(MOSFET Switching)
See Note B, C
140
215
180
265
IS2
-2.0
-5.0
-6.0
-4.0
-4.8
-3.5
-4.5
VBP = 0 V, TJ = 25 °C
ICH1
See Note D, E
TNY255
-3.0
-1.0
-1.8
BYPASS Pin
Charge Current
TNY253
See
TNY254
-2.5
-3.3
ICH2
VBP = 4 V, TJ = 25 °C
Note D, E
TNY255
BYPASS Pin
Voltage
BYPASS
Hysteresis
VBP
See Note D
5.6
6.1
V
V
5.8
VBPH
0.60
0.85
0.72
Rev E
02/12
10
POWERINT [ Power Integrations ]
