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LTC2922IF 데이터시트(PDF) 2 Page - Linear Technology

부품명 LTC2922IF
상세설명  Power Supply Tracker with Input Monitors
PDF  20 Pages
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제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LTC2922IF 데이터시트(HTML) 2 Page - Linear Technology

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LTC2921/LTC2922 Series
2
29212fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Pin
VCC
Supply Voltage
Typical Operating Range
LTC2921/LTC2922
4.50
5.00
5.50
V
LTC2921-3.3/LTC2922-3.3
2.97
3.30
3.63
V
LTC2921-2.5/LTC2922-2.5
2.37
2.50
2.63
V
ICC
Supply Current
2mA
VCC(MON)
Supply Monitor Threshold Voltage
LTC2921/LTC2922
q
4.285
4.350
4.415
V
LTC2921-3.3/LTC2922-3.3
q
2.828
2.871
2.914
V
LTC2921-2.5/LTC2922-2.5
q
2.265
2.300
2.335
V
VCC(OV)
Supply Overvoltage Threshold
LTC2921/LTC2922
q
5.82
6.13
6.43
V
LTC2921-3.3/LTC2922-3.3
q
3.84
4.04
4.24
V
LTC2921-2.5/LTC2922-2.5
q
3.08
3.24
3.40
V
VCC Supply Voltage ...................................... –0.3V to 7V
V1, V2, V3, V4 Voltages ............................... –0.3V to 7V
SENSE Voltage ............................................ –0.3V to 7V
TIMER Voltage ............................. –0.3V to (VCC + 0.3V)
Charge Pumped Output Voltages
GATE, PG ............................................ –0.3V to 12.2V
Switch Voltages
S0, D0, S4, D4 (LTC2922 Series) ............ –0.3V to 7V
S1, D1, S2, D2, S3, D3 ............................ –0.3V to 7V
ORDER PART
NUMBER
TJMAX = 125°C, θJA = 110°C/W
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
ELECTRICAL CHARACTERISTICS
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Switch Currents (DC, RMS)
S0, D0, S4, D4 (LTC2922 Series) ..................... 30mA
S1, D1, S2, D2, S3, D3 ..................................... 30mA
Operating Ambient Temperature Range
LTC2921C/LTC2922C .............................. 0
°C to 70°C
LTC2921I/LTC2922I ............................–40
°C to 85°C
Junction Temperature (Note 2) ............................. 125
°C
Storage Temperature Range ..................–65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
LTC2922CF
LTC2922CF-3.3
LTC2922CF-2.5
LTC2922IF
LTC2922IF-3.3
LTC2922IF-2.5
TJMAX = 125°C, θJA = 90°C/W
TOP VIEW
GN PACKAGE
16-LEAD NARROW PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V1
V2
V3
V4
S3
D3
S2
D2
TIMER
VCC
SENSE
GATE
PG
GND
D1
S1
1
2
3
4
5
6
7
8
9
10
TOP VIEW
20
19
18
17
16
15
14
13
12
11
SO
TIMER
V1
V2
V3
V4
S4
D4
S3
D3
D0
VCC
SENSE
GATE
PG
GND
D1
S1
D2
S2
F PACKAGE
20-LEAD PLASTIC TSSOP
LTC2921CGN
LTC2921CGN-3.3
LTC2921CGN-2.5
LTC2921IGN
LTC2921IGN-3.3
LTC2921IGN-2.5
GN PART MARKING
2921
292133
292125
2921I
921I33
921I25
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V for LTC2921/LTC2922, VCC = 3.3V for
LTC2921-3.3/LTC2922-3.3, and VCC = 2.5V for LTC2921-2.5/LTC2922-2.5, unless otherwise noted.



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