LTC1530CS8 Linear Technology, LTC1530CS8 Datasheet - Page 24

• Manufacturer Part Number: LTC1530CS8
• Description: IC SW REG CNTRLR SYNC ADJ 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1530CS8

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.3 ~ 3.5 V
• Current - Output: 20A
• Frequency - Switching: 300kHz
• Voltage - Input: 3.3V, 5V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC1530
TYPICAL
RELATED PARTS
24
PART NUMBER
LTC1625/LTC1775
LTC1628
LTC1709-7
LTC1709-8
LTC1735
LTC1736
LTC1772
LTC1773
LTC1778
LTC1876
LTC3701
LTC3713
LTC3778
LTC3832
Burst Mode is a registered trademark of Linear Technology Corporation. No R
1500 F
6.3V
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
C
IN
3
+
C
L1 = PANASONIC ETQP6F2R5HA PCC-N6
Q1,Q2 = SILICONIX SUD50N03-10
R
IN
SENSE
APPLICATION
, C
+
OUT
= DALE LVR-1, 1W
DESCRIPTION
No R
Dual, 2-Phase Synchronous Step-Down Controller
High Efficiency, 2-Phase Synchronous Step-Down Controller
with 5-Bit VID
High Efficiency, 2-Phase Synchronous Step-Down Controller
High Efficiency, Synchronous Step-Down Controller
High Efficiency, Synchronous Step-Down Controller with 5-Bit VID
SOT-23 Step-Down Controller
Synchronous Step-Down Controller
2-Phase, Dual Synchronous Step-Down Controller with
Step-Up Regulator
Dual, Step-Down Controller
Low V
Low V
High Power, Low V
1000pF
No R
C4
10 F
= 3
C1
(OPTIONAL)
SENSE
SANYO 6MV1500GX
SENSE
1N4742A
IN
OUT
Z1
High Current Synchronous Step-Down Controller
, Optional R
TM
, Wide Input Step-Down Controller
Current Mode Synchronous Step-Down Controller
R
5.6k
C
C
0.1 F
C
C5
0.1 F
4
IN
V
IN
U
COMP
SENSE
Step-Down Controller
PV
LTC1530 – 5V to 2.5V, 5A Inverting Polarity Converter
GND
= –5V
CC
LTC1530-ADJ
1
2
I
MAX
Synchronous Step-Down Controller
www.linear.com
4.7
R8
5
R6
2k
V
SENSE
I
*FOR HIGHER OUTPUT VOLTAGE (EX 3.3V),
FB
INCREASE R8 TO 20 AND INSTALL Z1
3
MBRS130
6
G1
G2
R7
22
8
7
R
0.02
SENSE
2.5 H
L1
Q1
Q2
MBRS130
C8
0.22 F
SENSE
GND
is a trademark of Linear Technology Corporation.
R9
10k
Z2
BZX55C6V2
1/2W, 6.2V
R10
1k
HARD CURRENT LIMIT CIRCUIT
COMMENTS
97% Efficiency; No Sense Resistor; 16-Pin SSOP
Power Good Output; Minimum Input/Output Capacitors;
3.5V V
Up to 42A Output; 0.925V V
Up to 42A Output; VRM 8.4; 1.3V V
Burst Mode
3.5V V
Mobile VID; 0.925V V
Current Mode; 550kHz; Very Small Solution Size
Up to 95% Efficiency, 550kHz, 2.65V V
0.8V V
No R
0.8V V
3.5V V
Current Mode; 300kHz to 750kHz; Small 16-Pin SSOP,
V
1.5V V
0.6V V
3V V
Q4
2N3904
IN
(OPTIONAL)
< 9.8V
SENSE
IN
IN
IN
OUT
OUT
IN
IN
OUT
R11
10k
R12
40k
Required, 4V V
8V, No R
®
, I
+
R13
36V, Synchronizable 150kHz to 300kHz
36V
36V, Power Good Output, 300kHz Operation
36V, 0.8V V
Operation; 16-Pin Narrow SSOP;
1k
OUT
V
(0.9)V
IN
C10
1 F
C
1500 F
6.3V
, Synchronizable to 750kHz
OUT
3
20A
SENSE
IN
Q5
2N3904
, 4V V
OUT
, V
LINEAR TECHNOLOGY CORPORATION 1998
OUT
IN
OUT
LT/TP 1002 1K REV A • PRINTED IN USA
2V; 3.5V V
OUT
IN
36V, True Current Mode,
(0.9)V
1.5K
0.6V, I
R1
36V, I
2V
1530 TA06
OUT
R2
1k
IN
Q3
2N3906
IN
OUT
OUT
, I
GND
IN
OUT
3.5V
Up to 20A
8.5V,
36V
Up to 20A
20A
V
2.5V
5A
OUT
C9
1 F
*
1530fa