Datasheet

13
TNY263-268
G
4/05
Parameter Symbol
Conditions
SOURCE = 0 V; T
J
= -40 to 125 °C
See Figure 18
(Unless Otherwise Specified)
Min Typ Max Units
CONTROL FUNCTIONS
Output Frequency
f
OSC
T
J
= 25 °C
See Figure 4
Average 124 132 140
kHz
Peak-Peak Jitter 8
Maximum Duty
Cycle
DC
MAX
S1 Open 62 65 68 %
EN/UV Pin Turnoff
Threshold Current
I
DIS
T
J
= -40 °C to 125 °C -300 -240 -170 µA
EN/UV Pin
Voltage
V
EN
I
EN/UV
= -125 µA 0.4 1.0 1.5
V
I
EN/UV
= 25 µA 1.3 2.3 2.7
DRAIN Supply
Current
I
S1
V
EN/UV
= 0 V 430 500 µA
I
S2
EN/UV Open
(MOSFET
Switching)
See Note A, B
TNY263 200 250
µA
TNY264 225 270
TNY265 245 295
TNY266 265 320
TNY267 315 380
TNY268 380 460
BYPASS Pin
Charge Current
I
CH1
V
BP
= 0 V,
T
J
= 25 °C
See Note C, D
TNY263-264 -5.5 -3.3 -1.8
mA
TNY265-268 -7.5 -4.6 -2.5
I
CH2
V
BP
= 4 V,
T
J
= 25 °C
See Note C, D
TNY263-264 -3.8 -2.0 -1.0
TNY265-268 -4.5 -3.0 -1.5
ABSOLUTE MAXIMUM RATINGS
(1,4)
DRAIN Voltage .................................. ................ -0.3 V to 700 V
DRAIN Peak Current: TNY263......................................400 mA
TNY264......................................400 mA
TNY265......................................440 mA
TNY266......................................560 mA
TNY267......................................720 mA
TNY268......................................880 mA
EN/UV Voltage ................................................ -0.3 V to 9 V
EN/UV Current .................................................... 100 mA
BYPASS Voltage .................................................. -0.3 V to 9 V
Storage Temperature ......................................-65 °C to 150 °C
Operating Junction Temperature
(2)
.................-40 °C to 150 °C
Lead Temperature
(3)
....................................................... 260 °C
Notes:
1. All voltages referenced to SOURCE, T
A
= 25 °C.
2. Normally limited by internal circuitry.
3. 1/16 in. from case for 5 seconds.
4. 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 IMPEDANCE
Thermal Impedance: P or G Package:
(θ
JA
) ........................... 70 °C/W
(2)
; 60 °C/W
(3)
(θ
JC
)
(1)
............................................... 11 °C/W
Notes:
1. Measured on the SOURCE pin close to plastic interface.
2. Soldered to 0.36 sq. in. (232 mm
2
), 2 oz. (610 g/m
2
) copper clad.
3. Soldered to 1 sq. in. (645 mm
2
), 2 oz. (610 g/m
2
) copper clad.