SC4525CSETRT Semtech, SC4525CSETRT Datasheet - Page 4
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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
Electrical Characteristics (Cont.)
Unless otherwise noted, V
Note 1: Switch current limit does not vary with duty cycle.
Parameter
Minimum Switch On-time
Minimum Switch Off-time
Switch Leakage Current
Minimum Bootstrap Voltage
BST Pin Current
Oscillator
Switching Frequency
Foldback Frequency
Soft Start and Overload Protection
SS/EN Shutdown Threshold
SS/EN Switching Threshold
Soft-start Charging Current
Soft-start Discharging Current
Hiccup Arming SS/EN Voltage
Hiccup SS/EN Overload Threshold
Hiccup Retry SS/EN Voltage
Over Temperature Protection
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
IN
= 12V, V
BST
= 15V, V
SS
= 2.2V, -40°C < T
A
= T
J
< 125°C, R
R
R
OSC
OSC
R
R
V
V
V
Conditions
V
= 12.1kΩ, V
= 73.2kΩ, V
V
OSC
OSC
SS/EN
SS/EN
SS/EN
I
I
SS/EN
V
SW
SW
SS/EN
OSC
FB
= 12.1kΩ
= 73.2kΩ
= -3.9A
= -3.9A
= 12.1kΩ.
= 0 V
= 1.5 V
Falling
Falling
Rising
= 0 V
FB
FB
= 0
= 0
Min
1.04
0.95
230
100
0.2
1.6
0.6
35
Typ
2.15
150
100
100
300
165
1.8
1.3
0.3
1.2
1.9
1.5
1.9
1.0
60
2.4
10
Max
1.56
150
150
370
250
2.3
0.4
1.4
3.2
1.2
10
90
Units
MHz
kHz
kHz
mA
µA
µA
µA
ns
ns
°C
°C
V
V
V
V
V
V
4