TNY255(2001) データシートの表示（PDF） - Power Integrations, Inc
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TNY255 Datasheet PDF : 20 Pages
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TNY253/254/255
ABSOLUTE MAXIMUM RATINGS(1)
DRAIN Voltage ....................................... - 0.3 V to 700 V
Peak DRAIN Current (TNY253/4) ........................400 mA
Peak DRAIN Current (TNY255) ........................... 530 mA
ENABLE Voltage ........................................ - 0.3 V to 9 V
ENABLE Current ................................................... 100 mA
BYPASS Voltage .......................................... -0.3 V to 9 V
Storage Temperature ..................................... -65 to 150 °C
Operating Junction Temperature(2) ................ -40 to 150 °C
Lead Temperature(3) ................................................ 260 °C
Thermal Impedance (θJA) ................ 45 °C/W(4), 35 °C/W(5)
Thermal Impedance (θJC) ..................................... 11 °C/W
1. All voltages referenced to SOURCE, TA = 25 °C.
2. Normally limited by internal circuitry.
3. 1/16" from case for 5 seconds.
4. Soldered to 0.36 sq. inch (232 mm2), 2 oz. (610 gm/m2) copper clad.
5. Soldered to 1 sq. inch (645 mm2), 2 oz. (610 gm/m2) copper clad.
Parameter
Symbol
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
See Figure 14
(Unless Otherwise Specified)
Min
CONTROL FUNCTIONS
Output
f
Frequency
OSC
Maximum
Duty Cycle
DC
MAX
ENABLE Pin Turnoff
Threshold Current
IDIS
ENABLE Pin
Hysteresis Current
IHYS
T
J
=
25
°C
S1 Open
TNY253
TNY254
40
TNY255 115
TNY253
TNY254
66
TNY255 64
TJ = -40 °C to 125 °C
-68
TJ = 125 °C
-68
See Note A
-15
ENABLE Pin
Voltage
ENABLE Short-
Circuit Current
DRAIN
Supply Current
BYPASS Pin
Charge Current
BYPASS Pin
Voltage
BYPASS
Hysteresis
VEN
IENSC
IS1
I
S2
I
CH1
ICH2
VBP
I
EN
=
-25
µA
1.10
VEN = 0 V, TJ = -40 °C to 125 °C
-58
VEN = 0 V, TJ = 125 °C
-58
VEN = 0 V
(MOSFET Not Switching)
See Note B
TNY253
TNY254
TNY255
ENABLE Open
(MOSFET Switching)
See Note B, C
TNY253
TNY254
TNY255
V
BP
=
0
V,
TJ
=
25
°C
See Note D, E
TNY253
TNY254
-5.0
TNY255 -6.0
VBP = 4 V, TJ = 25 °C
See Note D, E
TNY253
TNY254
-4.0
TNY255 -4.8
See Note D
5.6
VBPH
0.60
Typ Max
44
48
130 140
68
71
67
69
-50 -30
-52
-45
-10
-5
1.45 1.80
-42
-25
-45 -38
160 200
170 215
140 180
215 265
-3.5 -2.0
-4.5 -3.0
-2.5 -1.0
-3.3 -1.8
5.8
6.1
0.72 0.85
10 C
7/01
Units
kHz
%
µA
µA
V
µA
µA
µA
mA
mA
V
V
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