SC410 SEMTECH [Semtech Corporation], SC410 Datasheet - Page 4

• Manufacturer Part Number: SC410
• Description: 3A EcoSpeed TM Step-Down Regulator with LDO and Ultrasonic Power Save
• Manufacturer: SEMTECH [Semtech Corporation]

Electrical Characteristics (continued)
Parameter
Soft start
Soft start Time
Current Sense
Zero-Crossing Detector Threshold
Power Good
Fault Protection
Enable Logic
PWM Output Enabled
LDO Output Enabled
EN Input Bias Current
Timing
On-Time
Minimum On-Time
Minimum Off -Time
Power Good Threshold
PGOOD Delay Time
Noise Immunity Delay Time
Leakage
Power Good On-Resistance
Output Under-Voltage Fault
Output Over-Voltage Fault
Smart PowerSave Protection Threshold
OV, UV Fault Noise Immunity Delay
Over-Temperature Shutdown
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Continuous Mode V
Delay from PWM Switching to Output Regulation
Between VOUT at 90% of its regulation value
Upper Limit, V
Lower Limit, V
and the PGOOD signal transitioning to high
8 Consecutive Switching Cycles
FB with Respect to REF,
FB with Respect to REF
FB with Respect to REF
FB
FB
Conditions
OT Latched
< internal 750mV reference
> internal 750mV reference
LX - PGND
IN
V
=15V, V
EN
= 5V
OUT
=3V, R
TON
= 200kΩ
Min
-10
-10
0.9
100
320
850
120
120
110
145
Typ
1.5
0.8
90
10
75
1
0
1
5
5
Max
+10
1.1
10
1
SC410
Units
%V
%V
%V
%V
mV
ms
μA
μA
μs
ns
ns
μs
μs
μs
°C
Ω
V
V
REF
REF
REF
REF
4