SC4607
POWER MANAGEMENT
Absolute Maximum Ratings
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.
Parameter
Symbol
Maximum
Units
Supply Voltage (VCC)
7
V
A
Output Drivers (DRVH, DRVL) Currents
+/-0.25
Continuous
Peak
+/-1.00
A
Inputs (VSENSE, COMP, FS/SYNC, ISET)
BST
-0.3 to 7
13
V
V
PHASE
-0.3 to 7.5
-2 to 7.5
-40 to +85
-65 to +150
-55 to +150
+300
V
PHASE Pulse tpulse < 50ns
Operating Ambient Temperature Range
Storage Temperature Range
Junction Temperature
V
TA
TSTG
TJ
°C
°C
°C
°C
kV
Lead Temperature (Soldering) 10 Sec.
ESD Rating (Human Body Model)
TLEAD
ESD
4
All voltages with respect to GND. Currents are positive into, negative out of the specified terminal.
Electrical Characteristics
Unless otherwise specified, VCC = 3.3V, CT = 270pF, TA = -40°C to 85°C, TA=TJ
Parameter
Test Conditions
Min
Typ
Max
Unit
Overall
Supply Voltage
5.5
15
V
µA
mA
V
Supply Current, Sleep
Supply Current, Operating
VCC Turn-on Threshold
FS/SYNC = 0V
VCC = 5.5V
10
2
3.5
2.2
2.25
TA = 25°C
2.05
TA = -40°C to 85°C
VCC Turn-off Hysteresis
100
mV
V
Error Amplifier
VSENSE Input Voltage
(Internal Reference)
TA = 25°C
0.495
0.5
0.5
0.505
VCC = 2.25V - 5.5V, TA = 25°C
TA = -40°C to 85°C
0.4925
0.4915
0.5075
0.5085
VSENSE Bias Current
Open Loop Gain (1)
Unity Gain Bandwidth (1)
200
90
8
nA
dB
VCOMP = 0.5 to 2.5V
80
MHz
Slew Rate (1)
2.4
V/µs
2005 Semtech Corp.
2
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SEMTECH [ SEMTECH CORPORATION ]
