SC414MLTRT Semtech, SC414MLTRT Datasheet - Page 5

• Manufacturer Part Number: SC414MLTRT
• Description: IC BUCK SYNC ADJ 6A 28MLPQ
• Manufacturer: Semtech
• Series: SmartDrive™r
• Type: Step-Down (Buck)r

Specifications of SC414MLTRT

• Mfg Application Notes: SC414 Basic Design Procedure
• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.75 ~ 5.5 V
• Current - Output: 6A
• Frequency - Switching: 200kHz ~ 1MHz
• Voltage - Input: 3 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-MLPQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: SC414MLTR

Electrical Characteristics (continued)
Parameter
Input Supplies (continued)
V5V Supply Current
FB Comparator Threshold
Frequency Range
Bootstrap Switch Resistance
Timing
On-Time
Minimum On-Time
Minimum Off -Time
Soft-Start
Soft-Start Ramp Time
Analog Inputs/Outputs
VOUT Input Resistance
Current Sense
Zero-Crossing Detector Threshold
(2)
(2)
(2)
V5V = 5V, f
V5V = 3V, f
Minimum f
Static V
Static V
SC424, EN/PSV = V5V, no load, V
SC414, EN/PSV = V5V, no load (f
V
IN
IN
SW
SW
IN
and load, -40 to +85 °C, V5V = 3V or 5V
Continuous mode operation,
Continuous mode operation
ENL, EN/PSV = 0V , V5V = 5V
ENL, EN/PSV = 0V , V5V = 3V
SW
and load, 0 to +85 °C, V5V = 3V or 5V
= 15V, V
LX - PGND, V5V = 3V or 5V
= 250kHz, EN/PSV = fl oating, no load
= 250kHz, EN/PSV = fl oating, no load
, (SC414 only), EN/PSV = V5V, no load
V
Conditions
V5V < 4.5V
FB
OUT
V5V = 5V
V5V = 3V
> 750mV
= 3V, R
(3)
TON
(2)
= 300kΩ
FB
SW
> 750mV
= 25kHz),
(2)
(2)
(2)
0.7425
0.744
1350
Min
-3
SC414/SC424
0.750
1500
Typ
320
390
500
0.4
2.5
1.7
25
10
80
3
2
1
4
0
0.7575
0.756
Max
1000
1650
+3
7
Units
kHz
mA
mV
ms
μA
kΩ
ns
ns
ns
Ω
V
V
5