SC2677B(2004) 데이터 시트보기 (PDF) - Semtech Corporation
부품명
상세내역
일치하는 목록
SC2677B
(Rev.:2004)
(Rev.:2004)
Semtech Corporation
SC2677B Datasheet PDF : 19 Pages
| |||
SC2677B
POWER MANAGEMENT
Absolute Maximum Rating
Exceeding the specifications below may result in device malfunction or permanent damage to the device. Operation beyond the parameters specified in
the “Electrical Characteristics” section is not recommended.
Parameter
VCC to GND
PGND to GND
BST1, BST2 to GND
Symbol
VIN
Limits
-0.3 to 15
±1
-0.3 to 30
Units
V
V
V
BSTC to GND
-0.3 to 20
V
-IN1, +/-IN2 to GND
7
V
COMP1, COMP2 to GND
7
V
DH1, DH2 to GND(6)
-0.3 to 30
V
DL1, DL2 to GND
-0.3 to BSTC + 0.3
V
-3 peak (50nS) (1)
V
CS1+, CS1-, CS2+, CS2-
7
V
PWRGD to GND
PHASING
VCC + 0.3
V
7
V
SS/ENA to GND
-0.3 to 7
V
Thermal Resistance Junction to Case
TSSOP-24
TSSOP-24 EDP
θJC
17
5.5
Thermal Resistance Junction to Ambient
TSSOP-24
TSSOP-24 EDP
θJA
90
32
Operating Ambient Temperature Range
Operating Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 sec
Electrical Characteristics
TA
TJ
TSTG
TLEAD
-40 to 85
-40 to 125
-65 to +150
300
Unless Specified: VCC = 4.75 to 5.25V, GND = PGND = 0V, FB = VO, TJ = 25°C, VBSTC = VBST = 12V
Parameter
Conditions
Min
Output Voltage
Supply Voltage
Supply Current
UVLO
UVLO Hysteresis
Reference
VOUT = VFB
VOUT = VFB, -40 to 125 oC
VCC
VCC = 5.0
VCC Ramp up Threshold
VCC
0.495
0.492
4.5
Reference Load Regulation
Reference Line Regulation
Output Line Regulation
Gain (Gm) (Error Amplifier)
VREF source 10uA ~ 100uA
5V < VCC < 15V
5V < VIN < 15V
COMP pin source 100uA
4
Input Offset Voltage (Slave Error Amplifier)
-3
Max Current (Error Amplifier)
Source, Sink
400
Input Bias Current
© 2004 Semtech Corp.
-IN1, +IN2, -IN2
3
°C/W
°C/W
°C
°C
°C
°C
Ty p
0.500
0.500
10
2.84
100
0.5
5
-1
460
Max
Units
0.505
V
0.508
V
15
V
mA
V
mV
V
0.2
%
0.7
%
0.7
%
6
mA/V
0
mV
µA
2
µA
www.semtech.com
Share Link: