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
Supply Voltage (V
CC
)
Output Drivers (DRVH, DRVL) Currents
Continuous
P eak
Inputs (VSENSE, COMP, FS/SYNC, ISET)
BST
PHASE
PHASE Pulse tpulse < 50ns
Operating Ambient Temperature Range
Storage Temperature Range
Junction Temperature
Lead Temperature (Soldering) 10 Sec.
ESD Rating (Human Body Model)
Symbol
Maximum
7
+/-0.25
+/-1.00
-0.3 to 7
13
-0.3 to 7.5
-2 to 7.5
Units
V
A
A
V
V
V
V
°C
°C
°C
°C
kV
T
A
T
STG
T
J
T
LEAD
ESD
-40 to +85
-65 to +150
-55 to +150
+300
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, T
A
= -40°C to 85°C, T
A
=T
J
Parameter
Overall
Supply Voltage
Supply Current, Sleep
Supply Current, Operating
VCC Turn-on Threshold
Test Conditions
Min
Typ
Max
Unit
5.5
FS/SYNC = 0V
V
CC
= 5.5V
T
A
= 25°C
T
A
= -40°C to 85°C
10
2
2.05
15
3.5
2.2
2.25
100
V
µA
mA
V
VCC Turn-off Hysteresis
Error Amplifier
VSENSE Input Voltage
(Internal Reference)
T
A
= 25°C
V
CC
= 2.25V - 5.5V, T
A
= 25°C
T
A
= -40°C to 85°C
VSENSE Bias Current
Open Loop Gain
(1)
Unity Gain Bandwidth
(1)
Slew Rate
(1)
mV
0.495
0.4925
0.4915
0.5
0.5
0.505
V
0.5075
0.5085
200
V
COMP
= 0.5 to 2.5V
80
90
8
2.4
2
nA
dB
MHz
V/µs
www.semtech.com
2005 Semtech Corp.
SEMTECH [ SEMTECH CORPORATION ]
