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SC220 Datasheet(PDF) 4 Page - Semtech Corporation

Part # SC220
Description  20MHz, 650mA, X-EMI??Enabled Synchronous Step-Down Regulator
PDF  14 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC220 Datasheet(HTML) 4 Page - Semtech Corporation

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4
SC220
Parameter
Symbol
Condition
Min
Typ
Max
Units
Feedback Leakage Current
I
FB
1μA
ENABLE
EN Input High Voltage Threshold
V
ENH
1.2
V
EN Input “Low” Voltage Threshold
V
ENL
0.4
V
EN Input High Current
I
ENH
V
EN
= V
IN
-1.0
1.0
μA
EN Input Low Current
I
ENL
V
EN
= AGND
-1.0
1.0
μA
Minimum Synchronization Frequency
f
SYN_MIN
Square wave applied at EN pin
3
MHz
PROTECTION
Over Temp Thermal Shutdown(1)
T
OT
150
°C
Thermal Shutdown Hysteresis(1)
T
HYST
15
°C
Notes
(1) Guaranteed by design. Not tested in production.
Electrical Characteristics (continued)
Unless otherwise specified: AVIN = PVIN = EN = 3.6V, C
IN
= C
OUT
= 1.0μF, L = 220nH. T
A
= 25°C for typical values, -40°C < T
A
= T
J
< 85°C for minimum
and maximum values.



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