SC420A
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
Conditions
Max
Units
Min
VIN2 Supply Voltage
BST to PGND
BST to DRN
VIN2
30
40
V
V
V
V
VIN + 2
34
DRN to PGND
tPULSE<100ns
- 5
- 2
static
30
TG
DRN - 0.3 BST + 0.3
V
V
BG
- 0.3
VIN + 0.3
VPN to PGND
VPN
VIN
30
7
V
VIN to PGND
V
EN, CO, CDELAY
Continuous Power Dissipation
- 0.3
VIN + 0.3
0.66
2.56
3
V
PD
Tamb = 25 oC,TJ = 125 oC
W
Tcase = 25 oC, T = 125oC
J
Thermal Resistance Junction to Case
oC/W
oC/W
θJC
θJA
Thermal Resistance Junction to
Ambient (1)
48
Operating Junction Temperature
Range
TJ
- 40
- 65
125
oC
Storange Temperature Range
Peak IR Reflow (10 - 40 sec)
TSTG
150
260
oC
oC
T
IRreflow
Note:
(1) Performance when used according to manufacturing guidelines, refer to Applications Information section for more information
Electrical Characteristics
Unless specified: -40oC < TJ < 125°C; VIN = 5V; 0V < VDRN < 25V
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Power Supply
Supply Voltage
VIN
VIN2
IQop
4.75
5
6
V
V
27
Quiescent Current, Operating
(static)
CO = 0V, EN >
2.2V
2.3
0.2
mA
Quiescent Current, Shutdown
IQsd
CO = 0V, EN = 0V
20
µA
2
2004 Semtech Corp.
United States Patent No. 6,441,597
www.semtech.com
SEMTECH [ SEMTECH CORPORATION ]
