TNY263-268
Conditions
Parameter
Symbol
SOURCE = 0 V; T J = -40 to 125 °C
See Figure 18
Min
Typ
Max
Units
(Unless Otherwise Speci?ed)
Control Functions (cont.)
BYPASS Pin
Voltage
BYPASS Pin
Voltage Hysteresis
EN/UV Pin Line Under-
Voltage Threshold
V BP
V BPH
I LUV
See Note C
T J = 25 °C
5.6
0.80
44
5.85
0.95
49
6.15
1.20
54
V
V
μ A
Circuit Protection
TNY263
T J = 25 °C
TNY264
T J = 25 °C
di/dt = 42 mA/ μ s
See Note E
di/dt = 50 mA/ μ s
See Note E
195
233
210
250
225
267
Current Limit
I LIMIT
TNY265
T J = 25 °C
TNY266
T J = 25 °C
di/dt = 55 mA/ μ s
See Note E
di/dt = 70 mA/ μ s
See Note E
255
325
275
350
295
375
mA
TNY267
T J = 25 °C
TNY268
T J = 25 °C
di/dt = 90 mA/ μ s
See Note E
di/dt = 110 mA/ μ s
See Note E
419
512
450
550
481
588
Initial Current Limit
I INIT
See Figure 21
T J = 25 °C
0.65 x
I LIMIT(MIN)
mA
Leading Edge
Blanking Time
Current Limit
Delay
Thermal Shutdown
Temperature
t LEB
t ILD
T J = 25 °C
See Note F
T J = 25 °C
See Note F, G
170
125
215
150
135
150
ns
ns
°C
Thermal Shutdown
Hysteresis
Output
70
°C
TNY263
I D = 21 mA
T J = 25 °C
T J = 100 °C
33
50
38
57
ON-State
Resistance
R DS(ON)
TNY264
I D = 25 mA
T J = 25 °C
T J = 100 °C
28
42
32
48
Ω
TNY265
I D = 28 mA
T J = 25 °C
T J = 100 °C
19
29
22
33
14
Rev. H 02/09
www.powerint.com
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