Datasheet
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RT
RAMP
GND
CLKSYNC
UVSEL
CT
DELSETA-B
OUTA
1
2
3
4
5
6
7
8
20
19
18
17
16
15
14
13
COMP
VREF
OUTC
SS
OUTD
EA–
CS
DELSETC-D
9
10VIN
VC
OUTB
PWRGND
12
11
DIL-20,SOIC-2
JORNPACKAGE,DWPACKAGE
(TOP VIEW)
N/C
N/C
DELSETA-B
CT UVSEL
CLKSYNC
N/C
RT
RAMP
GND
N/C
N/C
VREF
COMP
1
4
3
2
28
27
25
24
23
22 21
20
18
17
16
15
14
13
6
7
111098
EA–
CS
N/C
DELSETC-D
SS
N/C
N/C
OUTD
OUTC
VC
VIN
PWRGND
OUTB
OUTC
CLCC-28
(TOP VIEW)
L PACKAGE
3
18
17
16
DELSETC-D
12
20
19
15
14
4
5
6
7
8
9
13
10
11 12
SS
OUTD
CS
EA–
COMP
VREF
GND
RAMP
RT
OUTC
VC
VIN
PWRGND
OUTB
CLKSYNC
UVSEL
DELSETA-B
OUTA
CT
PLCC-20
QPACKAGE
(TOP VIEW)
UC1879
UC2879
UC3879
SLUS230B – JUNE 1998 – REVISED JUNE 2007
Product Selection Guide
TEMPERATURE RANGE AVAILABLE PACKAGES
UCC1879 –55 ° C to 125 ° C J, L
UCC2879 –40 ° C to 85 ° C N, DW, Q, J, L
UCC3879 0 ° C to 70 ° C N, DW, Q
3
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