SC4525CSETRT Semtech, SC4525CSETRT Datasheet - Page 18
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SC4525CSETRT
Manufacturer Part Number
SC4525CSETRT
Description
IC BUCK ADJ 3A 8SOIC
Manufacturer
Semtech
Series
-r
Type
Step-Down (Buck), PWM - Current Moder
Datasheet
1.SC4525CSETRT.pdf
(21 pages)
Specifications of SC4525CSETRT
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
1 V ~ 26.88 V
Current - Output
3A
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
SC4525CSETR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SC4525CSETRT
Manufacturer:
OHMITE
Quantity:
440 000
Company:
Part Number:
SC4525CSETRT
Manufacturer:
SEMTECH
Quantity:
2 832
Part Number:
SC4525CSETRT
Manufacturer:
SEMTECH/美国升特
Quantity:
20 000
Typical Performance Characteristics
(For A 12V to 5V/3A 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)
1
Load Characteristic
(I
Load Current (A)
1.5
O
= 0.3A to 3A)
40us/DIV
2
2.5
3
3.5
4
SS
4.5
OCP
Figure 12(d). Output Short Circuit (Hiccup)
Figure 12(b). V
12V Input (5V/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
SC4525C
O
=3A)
18