TNY256
Conditions
Parameter
Symbol
SOURCE = 0 V; T
j
= -40 to 125
擄C
See Figure 14
(Unless Otherwise Specified)
Min
Typ
Max
Units
CONTROL FUNCTIONS (cont.)
BYPASS Pin
Voltage
BYPASS
Hysteresis
EN/UV Pin Line
Under-voltage
Threshold
V
BP
V
BPH
I
LUV
See Note 4
5.60
0.60
T
j
= 25
擄C
5.85
0.72
6.10
0.85
V
V
碌A(chǔ)
44
50
55
CIRCUIT PROTECTION
Current Limit
Initial Current
Limit
Leading Edge
Blanking Time
Current Limit
Delay
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
OUTPUT
ON-State
Resistance
OFF-State
Leakage
Breakdown
Voltage
Rise Time
Fall Time
R
DS(ON)
I
DSS
I
D
= 50 mA
T
j
= 25
擄C
T
j
= 100
擄C
15.6
25.7
18.0
30.0
50
鈩?/div>
碌A(chǔ)
I
LIMIT
di/dt = 120 mA/碌s, T
j
= 25
擄C
See Note 7
See Figure 17
T
j
= 25
擄C
T
j
= 25
擄C
See Note 8
T
j
= 25
擄C
See Note 8, 9
125
450
0.65 x
l
LIMIT(MIN)
170
215
500
550
mA
I
INIT
mA
t
LEB
t
ILD
ns
100
150
ns
擄C
擄C
135
145
70
V
BP
= 6.2 V, V
EN/UV
= 0 V,
V
DS
= 560 V, T
j
= 125
擄C
V
BP
= 6.2 V, V
EN/UV
= 0 V,
I
DS
= 100
碌A(chǔ),
T
j
= 25
擄C
700
BV
DSS
t
r
t
f
V
ns
50
Measured in a Typical Flyback
Converter Application.
50
ns
10
B
8/99
prev
next