SC4524ASETRT Semtech, SC4524ASETRT Datasheet - Page 17

• Manufacturer Part Number: SC4524ASETRT
• Description: IC STEP-DWN SW REG 2A 28V 8-SOIC
• Manufacturer: Semtech
• Type: Step-Down (Buck)r

Specifications of SC4524ASETRT

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Current - Output: 2A
• Frequency - Switching: 300kHz ~ 1.3MHz
• Voltage - Input: 3 ~ 28 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Power - Output: -
• Other names: SC4524ASETR

Typical Application Schematics
Figure 11. 800kHz 10V-26V to 3.3V/2A Step-down Converter
V IN
V IN
Figure 10. 300kHz 24V to 1.5V/2A Step-down Converter
EVB#d: 300kHz 24V to 1.5V/2A Step-Down Converter
Fig.10
800kHz 10V-26V to 3.3V/2A Step-Down Converter
C4
C7
10nF
4.7mF
C7
10nF
C4
4.7mF
24V
10V – 26V
L1: Coiltronics DR73-8R2
L1: Coiltronics DR73-8R2
22pF
C8
SS/EN
C8
22pF
SS/EN
COMP
COMP
IN
IN
18V Zener
R7
4.32k
C5
2.2nF
13.0k
R7
C5
2.2nF
D3
SC4524A
SC4524A
ROSC
ROSC
1N4148
R5
90.9k
23.7k
R5
D1
GND
BST
GND
BST
SW
FB
C2: Murata GRM31CR60J226K
C4: Murata GRM32ER71H475K
SW
FB
C2: Murata GRM31CR60J226M
C4: Murata GRM32ER71H475K
C1
0.33mF
C1
0.1mF
D2
20BQ030
D2
SS23
8.2mH
8.2mH
1N4148
L1
L1
D1
33.2k
R4
R6
66.5k
R4
3.65k
R6
1.58k
C2
22mF
C2
22mF
1.5V/2A
OUT
3.3V/2A
OUT
7