top412 Power Integrations, Inc., top412 Datasheet - Page 9

• Manufacturer Part Number: top412
• Description: Three-terminal Dc To Dc Pwm Switch
• Manufacturer: Power Integrations, Inc.

CONTROL Pin
Charging Current
Charging Current
Temperature Drift
Auto-restart
Threshold Voltage
UV Lockout
Threshold Voltage
Auto-restart
Hysteresis Voltage
Auto-restart
Duty Cycle
Auto-restart
Frequency
Self-protection
Current Limit
Leading Edge
Blanking Time
Current Limit
Delay
Thermal Shutdown
Temperature
Latched Shutdown
Trigger Current
Power-up Reset
Threshold Voltage
SHUTDOWN/AUTO-RESTART
CIRCUIT PROTECTION
Specification
Symbol
V
V
C(RESET)
I
t
LIMIT
t
C(AR)
I
I
LEB
ILD
SD
C
(Unless Otherwise Specified)
di/dt = 400 mA/µs, T
di/dt = 600 mA/µs, T
T
J
T
= 25 °C
SOURCE = 0 V
J
Conditions
See Figure 11
See Figure 10
= -40 to 125 °C
See Note A
I
I
I
S1 open
S1 open
S1 open
S1 open
S1 open
TOP412
TOP414
S2 open
C
C
C
= 4 mA
= 4 mA
= 4 mA
J
J
= 25 °C
= 25 °C
V
V
C
C
= 0 V
= 5 V
Min
2.00
2.95
-2.4
-2.0
125
0.6
2.0
25
Typ
-1.9
-1.5
150
100
145
0.4
5.7
4.7
1.0
1.2
3.3
45
5
TOP412/414
Max
2.90
4.25
-1.2
-0.8
4.2
75
8
Units
4/99
%/°C
mA
mA
Hz
A
ns
ns
°C
%
V
V
V
A
V
9