SC2440 SEMTECH [Semtech Corporation], SC2440 Datasheet - Page 2

• Manufacturer Part Number: SC2440
• Description: 2.5 MHz Dual Switching Regulator with Integrated 2A Switches
• Manufacturer: SEMTECH [Semtech Corporation]

Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified
in the Electrical Characteristics section is not implied.
Unless specified: -40°C < T
POWER MANAGEMENT
Absolute Maximum Ratings
Electrical Characteristics
Input Voltage
Boost Pin
Boost Pin Above SW
PGOOD Pin Voltage
FB Pins
Maximum Junction Temperature
Lead Temperature (Soldering)10 sec
Parameter
V
V
Quiescent Current
Shutdown Current
Feedback Voltage
Feedback Voltage Line
Regulation
FB Pin Input Bias Current
Error Amplifier Transconductance
Error Amplifier Open-loop Gain
COMP Source Current
COMP Sink Current
COMP Pin to Switch Current Gain
Parameter
SS Pins
SYNC Pin Current
SW Voltage
SW Transient Spikes (<10ns Duration)
Operating Ambient Temperature Range
Storage Temperature Range
Thermal Resistance Junction to Ambient
2005 Semtech Corp.
IN
IN
Start Voltage
Start Hysteresis
A
< 85°C, -40°C < T
J
< 105°C, R
V
Not switching, PGOOD Open
SS1
OSC
V
V
V
= V
FB
FB
= 12.1K , V
FB
= 0.8V, V
= 1.2V, V
V
SS2
= 1V, V
IN
Conditions
= 0V, PGOOD Open
= 3V to 20V
SYNC
COMP
COMP
COMP
V
2
Symbol
V
BST
= 0, V
T
V
T
I
PGOOD
V
V
V
V
V
SYNC
T
LEAD
T
= 1.5V
STG
BST
SW
SW
-V
SS
FB
JA
= 1.5V
= 1.5V
IN
A
J
SW
IN
= 5V, V
BOOST
= 8V
0.980
2.45
Min
-65 to +150
-0.3 to V
-0.6 to V
-0.3 to 20
-40 to 85
V
IN
Max
-2.5
150
300
V
40
45
20
+1.5
3
5
IN
0.005
1.000
2.62
Typ
280
-15
3.3
5.7
IN
IN
75
38
53
20
20
1.020
Max
2.78
-30
4.3
60
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SC2440
Units
°C/W
mA
°C
°C
°C
°C
V
V
V
V
V
V
V
V
Units
%/V
µ
A/V
mV
mA
µA
dB
µA
µA
nA
V
V
-1