LTC2921CGN データシートの表示（PDF） - Linear Technology
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LTC2921CGN Datasheet PDF : 20 Pages
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LTC2921/LTC2922 Series
ABSOLUTE AXI U RATI GS (Note 1)
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
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
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
V1 1
V2 2
V3 3
V4 4
S3 5
D3 6
S2 7
D2 8
16 TIMER
15 VCC
14 SENSE
13 GATE
12 PG
11 GND
10 D1
9 S1
GN PACKAGE
16-LEAD NARROW PLASTIC SSOP
TJMAX = 125°C, θJA = 110°C/W
ORDER PART
NUMBER
LTC2921CGN
LTC2921CGN-3.3
LTC2921CGN-2.5
LTC2921IGN
LTC2921IGN-3.3
LTC2921IGN-2.5
GN PART MARKING
2921
292133
292125
2921I
921I33
921I25
Consult LTC Marketing for parts specified with wider operating temperature ranges.
SO 1
TIMER 2
V1 3
V2 4
V3 5
V4 6
S4 7
D4 8
S3 9
D3 10
TOP VIEW
20 D0
19 VCC
18 SENSE
17 GATE
16 PG
15 GND
14 D1
13 S1
12 D2
11 S2
F PACKAGE
20-LEAD PLASTIC TSSOP
TJMAX = 125°C, θJA = 90°C/W
ORDER PART
NUMBER
LTC2922CF
LTC2922CF-3.3
LTC2922CF-2.5
LTC2922IF
LTC2922IF-3.3
LTC2922IF-2.5
ELECTRICAL CHARACTERISTICS 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.
SYMBOL
Supply Pin
VCC
ICC
VCC(MON)
VCC(OV)
PARAMETER
Supply Voltage
Supply Current
Supply Monitor Threshold Voltage
Supply Overvoltage Threshold
CONDITIONS
Typical Operating Range
LTC2921/LTC2922
LTC2921-3.3/LTC2922-3.3
LTC2921-2.5/LTC2922-2.5
LTC2921/LTC2922
LTC2921-3.3/LTC2922-3.3
LTC2921-2.5/LTC2922-2.5
LTC2921/LTC2922
LTC2921-3.3/LTC2922-3.3
LTC2921-2.5/LTC2922-2.5
MIN TYP MAX UNITS
4.50
2.97
2.37
q 4.285
q 2.828
q 2.265
q 5.82
q 3.84
q 3.08
5.00
3.30
2.50
2
4.350
2.871
2.300
6.13
4.04
3.24
5.50
3.63
2.63
4.415
2.914
2.335
6.43
4.24
3.40
V
V
V
mA
V
V
V
V
V
V
29212fa
2
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