SC420 데이터 시트보기 (PDF) - Semtech Corporation
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SC420
Semtech Corporation
SC420 Datasheet PDF : 12 Pages
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SC420
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
Min
Max
Units
VIN2 Supply Voltage
VIN2
30
V
BST to PGND
40
V
BST to DRN
VIN + 2
V
DRN to PGND
tPULSE<100ns
static
-5
34
V
-2
30
TG
-2
BST + 0.3
V
BG
- 0.3
VIN + 0.3
V
VPN to PGND
VPN
30
V
VIN to PGND
VIN
7
V
EN, CO, CDELAY
- 0.3
VIN + 0.3
V
Continuous Power Dissipation
Thermal Resistance Junction to Case
Thermal Resistance Junction to
Ambient (1)
PD
Tamb = 25 oC,TJ = 125 oC
Tcase = 25 oC, TJ = 125oC
θJC
θJA
0.66
2.56
3
48
W
oC/W
oC/W
Operating Junction Temperature
T
J
Range
- 40
125
oC
Storange Temperature Range
Peak IR Reflow (10-40 sec)
TSTG
TIRreflow
- 65
150
oC
240
oC
Note:
(1) Performance when used according to manufacturing guidelines, refer to Applications Information section for more information
(2) Specification refers to application circuit in Figure 1
Electrical Characteristics
Unless specified: TA = 25°C; VIN = 5V; 0V < VDRN < 25V
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Power Supply
Supply Voltage
Quiescent Current, Operating
(static)
Quiescent Current, Tri-state
Quiescent Current, Shutdown
(1) Guaranteed by design
© 2003 Semtech Corp.
V IN
V IN2
IQop
IQ ts
IQsd
4.75
CO = 0V, EN >
2.2V
CO floating
CO = 0V, EN = 0V
2
5
6
V
27
V
2.3
mA
2.3
mA
0.2
20
µA
United States Patent No. 6,441,597
www.semtech.com
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