MAX1536 Maxim Integrated Products, MAX1536 Datasheet - Page 10

no-image

MAX1536

Manufacturer Part Number
MAX1536
Description
3.6A 1.4MHz Low-Voltage Internal-Switch Step-Down Regulator with Dynamic Output Voltage Control
Manufacturer
Maxim Integrated Products
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX1536ETI
Quantity:
4 400
Part Number:
MAX1536ETI+
Manufacturer:
MAXIM/美信
Quantity:
20 000
3.6A, 1.4MHz, Low-Voltage, Internal-Switch Step-
Down Regulator with Dynamic Output Voltage Control
Figure 1. MAX1536 Standard Application Circuit
*In single-output voltage applications, OD,
AGND and leave OD and OD open.
**The output voltage changes between two set points depending on V GATE . See the Setting Dynamic Output Voltages with REFIN section.
10
Table 1. Recommended Component Values (I
V
IN
3.3
3.3
3.3
5
5
5
5
(V)
______________________________________________________________________________________
+3.0V TO +5.5V
V
1.8/1.5**
1.8/1.5**
OUT
3.3*
2.5*
0.7*
2.5*
0.7*
V
POWER GOOD
IN
(V)
2.2μF
10Ω
PWM MODE
FULL-LOAD SWITCHING
ON
FREQUENCY
f
PWM
840/1030
820/900
1020
1020
450
640
660
100kΩ
R
75kΩ
TOFF
(kHz)
IDLE MODE
OFF
C
2 X 10μF
+6.3V X5R
C
470pF
IN
COMP
OD , and GATE are general-purpose gates. If OD and OD are not used, connect GATE to
IN
V
COMP
PGOOD
SKIP
SHDN
FBLANK
TOFF
CC
L (µH)
1.2
1.2
1.2
1.2
1.0
1.0
1.0
MAX1536
R
TOF F
30.1
47.5
78.7
30.1
49.9
200
121
( k Ω)
OUT
PGND
AGND
REFIN
GATE
REF
OD
OD
LX
FB
R1 (kΩ)
= 3.6A)
Short
Short
Short
130
130
20
20
CDR7D28MN-1R2
1.2μH, SUMIDA
V
FB(HIGH)
R1
R2
R3
L1
R2 (kΩ)
Open
Open
Open
60.4
69.8
60.4
69.8
C
0.22μF
C
470pF
REF
REFIN
V
R3 (kΩ)
FB(LOW)
R
R
Open
Open
Open
Short
Short
A
B
121
121
V
FB(HIGH)
www.DataSheet4U.com
C
100μF, +6.3V
POSCAP
OUT
R
V
FB(LOW)
Short
Short
Short
Short
A
6.49
2.49
2.49
= V
(kΩ)
V
REF
OUT
V
+0.7V TO V
= V
OUT
(
R1 + R2 + R3
= V
REF
R2 + R3
FB
(
R
R1 + R2
(
Open
Open
Open
Open
1 +
B
R2
IN
10
10
10
(kΩ)
R
R
A
B
)
)
)

Related parts for MAX1536