SC4524CSETRT Semtech, SC4524CSETRT Datasheet - Page 18

• Manufacturer Part Number: SC4524CSETRT
• Description: IC BUCK ADJ 2A 8SOIC
• Manufacturer: Semtech
• Series: -r
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of SC4524CSETRT

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1 V ~ 26.88 V
• Current - Output: 2A
• Frequency - Switching: 300kHz ~ 1.3MHz
• Voltage - Input: 3 V ~ 28 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: SC4524CSETR

Typical Performance Characteristics
(For A 24V to 5V/2A Step-down Converter with 1MHz Switching Frequency)
SS270 REV 6-7
Figure 12(c). Load Transient Response
Figure 12(a). Load Characteristic
5V Output Response (500mV/DIV, AC Coupling)
6
5
4
3
2
1
0
0
0.5
Inductor Current (1A/DIV)
Load Characteristic
(I
Load Current (A)
O
1
= 0.3A to 2A)
40us/DIV
1.5
2
Fig.12(b) SS
Fig.12(d) OCP
2.5
3
Figure 12(d). Output Short Circuit (Hiccup)
Figure 12(b). V
24V Input (10V/DIV)
5V Output (2V/DIV)
SS Voltage (1V/DIV)
Retry Inductor Current (2A/DIV)
5V Output Short (5V/DIV)
IN
SS Voltage (2V/DIV)
Start up Transient (I
20ms/DIV
10ms/DIV
SC4524C
O
=2A)
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