MAX786CAI Maxim Integrated Products, MAX786CAI Datasheet - Page 3

• Manufacturer Part Number: MAX786CAI
• Description: IC PS CTRLR FOR NTBK DUAL 28SSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX786CAI

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 3.3V, 5V
• Current - Output: 3A
• Frequency - Switching: 200kHz, 300kHz
• Voltage - Input: 5.5 ~ 30 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Power - Output: 762mW
• Output Voltage: 3.3 V, 3.45 V, 3.6 V
• Input Voltage: 5.5 V to 30 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Case: SSOP28
• Dc: 99+
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 146982F

ELECTRICAL CHARACTERISTICS (continued)
(V+ = 15V, GND = PGND = 0V, I
T
Note 1: Since the reference uses VL as its supply, its V+ line regulation error is insignificant.
Note 2: The main switching outputs track the reference voltage. Loading the reference reduces the main outputs slightly according
Q1, Q2 Source Current
Q1, Q2 Sink Current
Q1, Q2 Output High Voltage
Q1, Q2 Output Low Voltage
Quiescent VH Current
OSCILLATOR AND INPUTS/OUTPUTS
Oscillator Frequency
SYNC High Pulse Width
SYNC Low Pulse Width
SYNC Rise/Fall Time
Oscillator SYNC Range
Maximum Duty Cycle
Input Low Voltage
Input High Voltage
Input Current
DL3/DL5 Sink/Source Current
DH3/DH5 Sink/Source Current
DL3/DL5 On-Resistance
DH3/DH5 On-Resistance
A
= T
MIN
to the closed-loop gain (AV
AV
PARAMETER
to T
CL
MAX
for the +5V supply is 1.54.
, unless otherwise noted.)
_________________________________________________________________________________________________
VL
VH = 15V, V
VH = 15V, V
I
I
VH = 18V, D1 = D2 = 5V, no external load
SYNC = 3.3V
SYNC = 0V, 5V
Not tested
SYNC = 3.3V
SYNC = 0V or 5V
SHDN, ON3, ON5, SYNC
SHDN, ON3, ON5
SYNC
SHDN, ON3, ON5 V
V
BST3-LX3 = BST5-LX5 = 4.5V, V
High or low
High or low, BST3-LX3 = BST5-LX5 = 4.5V
SOURCE
SINK
= I
Controller for Notebook Computers
OUT
CL
REF
) and the reference voltage load-regulation error. AV
= 20µA, VH = 3V
= 2V
= 0mA, SHDN = ON3 = ON5 = 5V, other digital input levels are 0V or +5V,
= 5µA, VH = 3V
OUT
OUT
= 2.5V
= 2.5V
IN
= 0V, 5V
CONDITIONS
Dual-Output Power-Supply
OUT
= 2V
CL
for the +3.3V supply is unity gain.
VH - 0 .5
VL - 0 .5
MIN
200
270
170
200
200
240
2.4
12
89
92
TYP
500
300
200
20
92
95
4
1
1
MAX
1000
330
230
200
350
0.4
0.8
30
10
±1
7
7
UNITS
kHz
kHz
µA
µA
µA
µA
ns
ns
ns
%
Ω
Ω
V
V
V
V
A
A
3