MAX1865TEEP+T Maxim Integrated Products, MAX1865TEEP+T Datasheet - Page 3

• Manufacturer Part Number: MAX1865TEEP+T
• Description: IC PWR SUPPLY CONTROLLER 20QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1865TEEP+T

• Applications: Power Supply Controller
• Voltage - Input: 4.5 ~ 28 V
• Current - Supply: 1.4mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
Switching Frequency
Maximum Duty Cycle
Soft-Start Period
Soft-Start Steps
DH Output Low Voltage
DH Output High Voltage
DL Output Low Voltage
DL Output High Voltage
DH, DL On-Resistance
Output Drive Current
LX, BST Leakage Current
POSITIVE ANALOG GAIN BLOCKS
FB2, FB3, FB4 Regulation
Voltage
FB2, FB3, FB4 to B_
Transconductance
Feedback Input Leakage
Current
Driver Sink Current
NEGATIVE ANALOG GAIN BLOCK
FB5 Regulation Voltage
FB5 to B5 Transconductance
Feedback Input Leakage
Current
Driver Source Current
POWER GOOD (POK)
OUT Trip Level (Preset Mode)
FB Trip Level (Adjustable Mode)
FB2, FB3, FB4 Trip Level
FB5 Trip Level
POK Output Low Level
POK Output High Leakage
THERMAL PROTECTION (Note 3)
Thermal Shutdown
Thermal Shutdown Hysteresis
IN
= 12V, ILIM = FB = GND, V
PARAMETER
xDSL/Cable Modem Triple/Quintuple Output
_______________________________________________________________________________________
BST
- V
SYMBOL
ΔV
ΔV
LX
D
t
f
SOFT
I
I
OSC
I
I
FB
FB5
MAX
B
B5
FB
FB5
= 5V, T
_
_
_
A
MAX186_T
MAX186_U
I
I
I
I
Sourcing or sinking, V
V
V
I
V
0.5mA to 5mA (sink)
V
V
V
V
(source)
V
V
V
3.5V
FB = GND, falling edge, 1% hysteresis (typ)
Falling edge, 1% hysteresis (typ)
Falling edge, 1% hysteresis (typ)
Rising edge, 35mV hysteresis (typ)
I
V
Rising temperature
SINK
SOURCE
SINK
SOURCE
B2
SINK
= 0°C to +85°C. Typical values are at T
BST
B2
B2
FB2
FB2
FB4
B5
B5
FB5
FB5
POK
= I
= V
= V
= V
= 0, I
= V
= V
= V
= 1.188V
= -100mV
= 200mV, V
= 10mA, measured from DH to LX
= 10mA, measured from DL to GND
= 1mA
= 5V
B3
B3
B3
OUT
FB3
FB3
LX
= 10mA, measured from BST to DH
= 10mA, measured from DL to GND
= I
B5
= V
= V
= V
B4
- 2V, V
= 0.5mA to 5mA (source)
= V
=
B4
B4
= 1mA (sink)
CONDITIONS
IN
FB4
B5
= 5V,
= 5V, I
= 28V, V
OUT
= V
= 1.5V
V
V
DH
B2
B2
= 3.5V, I
OUT
B2
or V
= V
= V
FB
= I
- 2.0V, V
DL
= 1.5V
B3
B3
B3
B5
= VL/2
= V
= V
= I
= 1mA
B4
B4
B4
OUT
=
= 2.5V
= 4.0V
A
Power Supplies
=
= +25°C, unless otherwise noted.)
V
1.226
1.070
1.070
L
2.88
MIN
160
368
-20
0.1
80
77
10
10
- 0.1
V
1.240
1.114
1.114
REF
1024
TYP
0.03
0.01
0.01
200
100
500
160
-13
0.5
82
23
26
25
15
-1
-5
3
3
/64
1.257
1.159
1.159
MAX
-1.75
3.12
240
120
100
+10
100
632
0.1
0.1
-20
0.4
90
10
20
1
UNITS
1/f
kHz
mA
mV
mV
mA
mV
µA
nA
nA
µA
°C
°C
%
%
OSC
Ω
V
V
V
V
V
A
V
V
V
V
V
3