MAX1533ETJ+ Maxim Integrated Products, MAX1533ETJ+ Datasheet - Page 17

• Manufacturer Part Number: MAX1533ETJ+
• Description: IC POWER SUPPLY CONTROLER 32TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1533ETJ+

• Applications: Power Supply Controller
• Voltage - Input: 4.5 ~ 26 V
• Current - Supply: 15µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Product: Power Monitors
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Accuracy: 1 %
• Sense Voltage (max): 5.5 V
• Supply Current (max): 35 uA
• Supply Voltage (max): 26 V
• Supply Voltage (min): 6 V
• Case: QFN
• Dc: 05+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 1. MAX1533/MAX1537 Standard Application Circuit
High-Efficiency, 5x Output, Main Power-Supply
POWER GROUND
ANALOG GROUND
3.3V PWM
OUTPUT
OUTPUT
5V LDO
5.8µH
0.22µF
______________________________________________________________________________________
C
L1
REF
60.4kΩ
60.4kΩ
R5
R3
R
10mΩ
D
C
220µF
40mΩ
CS1
N
L1
OUT1
SECONDARY
H1
Controllers for Notebook Computers
ON OFF
ON OFF
ON OFF
OUTPUT
R2
100kΩ
10µF
N
C1
100kΩ
0.1µF
L1
D
C
BST
BST
R4
DH3
LX3
DL3
LDO5
BST3
CSH3
CSL3
FB3
OVP
REF
ILIM3
ILIM5
SHDN
ON3
ON5
INA
ONA
MAX1533
MAX1537
SEE TABLE 1 FOR COMPONENT SPECIFICATIONS
PGOOD
PGDLY
PGND
CSH5
LDO3
LDOA
CSL5
ADJA
BST5
FSEL
SKIP
GND
DH5
VCC
UVP
LX5
DL5
FB5
IN
REF (300kHz)
C
0.1µF
D
R6
OPEN
C2
1µF
C3
10µF
BST
BST
N
0Ω
R7
L2
20Ω
R1
N
H2
R8
100kΩ
D
C4
10µF
L2
150µF
40mΩ
C
10mΩ
OUT2
R
C
(2) 10µF
CS2
IN
MAX1537 ONLY
22µF
CONNECT
TO LDO5
12V LDO
OUTPUT
C5
POWER-GOOD
3.3V LDO
OUTPUT
D1
T1
1:2 TURNS
LP = 6.8µH
SECONDARY
OUTPUT
5V PWM
OUTPUT
INPUT (V
IN
)
17