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LT1575CN8#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
16
LT1575/LT1577
TYPICAL APPLICATIONS N
U
12V to 3.3V/9A (14A Peak) Hybrid Regulator
Transient Response to a 10A Load Step
50mV/DIV
200µs/DIV
1575/77 TA17
+
+ + + +
1575/77 TA16
TG
SW
BOOST
INTV
CC
BG
S
+
S
–
EXTV
CC
C
OSC
RUN/SS
I
TH
SFB
SGND
V
OS
9
1
2
3
4
5
6
16
14
15
12
11
8
7
13
10
C4, 4.7µF
C5
0.1µF
D2
MBRS330T3
R8
15K
R3
100
R4
100
C18
1000µF
10V
C20
1000µF
10V
C19
1000µF
10V
R6
0.0075Ω
L1
4µH
C2, 1000pF
V
IN
LTC1435
C21, 10pF
C22, 1000pF
R2
1.21k
1%
C1, 470pF
R9
2k
Q1
IRLZ44
R1
2.1k, 1%
V
CORE
3.3V
1
2
3
4
8
7
6
5
PGND
D1, CMDSH-3
Q3
Q2
C16
1µF
C14
150µF
16V
C15
1µF
C17
1µF
12V
C11
150µF
16V
C12
150µF
16V
C13
150µF
16V
C3, 0.1µF
C9
1500pF
R5
16.5k
C10, 1000pF
C8, 68pF
C7, 0.1µF
R7
35.7k
+
C23
1µF
C6
0.1µF
12V
1µF
X7R
CERAMIC
0805 CASE
×40
+
+
L1=COILTRONICS CTX02-13199
Q2, Q3 =SILICONIX SUD50N03-10
LT1575
SHDN
V
IN
GND
OUT
IPOS
INEG
GATE
COMP
17
LT1575/LT1577
TYPICAL APPLICATIONS N
U
3.3V to 2.8V ±100mV at 5.7A with Sense-Less Current Limit and Timer Latchoff
+
+
1
2
3
4
8
7
6
5
C2
330µF
6.3V
C3
680pF
C7
10µF
C4
1000pF
R1
4.7k
R2
10Ω
C8 TO C31*
1µF
Q1
IRL3303
V
CORE
2.8V
C5
22pF
1575/77 TA14
FAULT RESET
C6
0.1µF
12V
C1
330µF
6.3V
INPUT
3.3V
RTN
+
*X7R CERAMIC 0805 CASE
LT1575-2.8
SHDN
V
IN
GND
OUT
IPOS
INEG
GATE
COMP
N8 1197
0.100 ± 0.010
(2.540 ± 0.254)
0.065
(1.651)
TYP
0.045 – 0.065
(1.143 – 1.651)
0.130 ± 0.005
(3.302 ± 0.127)
0.020
(0.508)
MIN
0.018 ± 0.003
(0.457 ± 0.076)
0.125
(3.175)
MIN
12
3
4
876
5
0.255 ± 0.015*
(6.477 ± 0.381)
0.400*
(10.160)
MAX
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325
+0.035
–0.015
+0.889
–0.381
8.255
()
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
N8 Package
8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTION
U
18
LT1575/LT1577
PACKAGE DESCRIPTION
U
Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
0.016 – 0.050
0.406 – 1.270
0.010 – 0.020
(0.254 – 0.508)
× 45°
0°– 8° TYP
0.008 – 0.010
(0.203 – 0.254)
SO8 0996
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH 
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD 
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LT1575CN8#PBF

Mfr. #:
Buy LT1575CN8#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Linear Voltage Regulators Prec Linear Reg Controller
Lifecycle:
New from this manufacturer.
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