MAX5003EEE-T Maxim Integrated Products, MAX5003EEE-T Datasheet - Page 3

• Manufacturer Part Number: MAX5003EEE-T
• Description: Voltage Mode PWM Controllers PWM Power-Supply Controller
• Manufacturer: Maxim Integrated Products

Specifications of MAX5003EEE-T

• Topology: Flyback, Forward
• Output Current: 1000 mA
• Switching Frequency: 300 KHz
• Duty Cycle (max): 75 %
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: QSOP-16
• Mounting Style: SMD/SMT
• Synchronous Pin: Yes

ELECTRICAL CHARACTERISTICS (continued)
(V+ = V
values are at T
CURRENT LIMIT
ERROR AMPLIFIER
FEEDBACK INPUT AND SET POINT
UNDERVOLTAGE LOCKOUT
MAIN OSCILLATOR—EXTERNAL MODE
MAIN OSCILLATOR—INTERNAL MODE
MAXIMUM DUTY CYCLE (MAXTON)
CS Threshold Voltage
CS Input Bias Current
Overcurrent Delay
CS Blanking Time
Voltage Gain
Unity-Gain Bandwidth
Phase Margin
Output Clamp Low
Output Clamp High
FB Regulation Voltage
FB Bias Current
FB V
INDIV Undervoltage Lockout
INDIV Hysteresis
INDIV Bias Current
FREQ Input Low
FREQ Input High
FREQ Output Low
External Oscillator Maximum
Low Time
FREQ Range
Frequency Range
FREQ HI/LO Pulse Width
FREQ Resistor Range
Oscillator Frequency
FREQ Output Current High
FREQ Output Current Low
Maximum Programmable
Duty Cycle
SET
ES
PARAMETERS
Tempco
= V
DD
A
= +25°C.)
= +12V, V
_______________________________________________________________________________________
INDIV
= 2V, V
SYMBOL
V
V
V
R
INDIVLO
V
COMPH
f
COMPL
TC
V
FREQ
V
t
BW
HYST
FREQ
I
I
V
I
I
I
V
EXT
A
OH
CS
t
t
SET
OL
f
OL
FB
CS
φ
D
B
IH
S
IL
V
FB
CON
= 0, R
V
0 < V
From end of blanking time 25mV overdrive
I
R
A
At COMP
At COMP
FB = COMP, V
V
V+ = V
10.8V and 18.75V
V
V
V
V
(Note 2)
f
V
V
V
COMP
S
CON
FB
INDIV
CON
CON
FREQ
FREQ
FREQ
INDIV
LOAD
VOL
= 1/4 f
= 1.5V
CS
FREQ
= 1V/V, C
= 1.25V
= 3.0V
= 3.0V
= 5µA; V
ES
= 1.28V
= 5V, V
= 0
= 1.5V
= 1.25V
= 200kΩ, C
< 0.1V
FREQ
= V
= R
DD
CON
CON
MAXTON
LOAD
COMP
CONDITIONS
=
Power-Supply Controller
LOAD
= 3.0V
= 1.5V
= 100pF
= 0.5V, 2.5V
= 200kΩ, T
V
V
= 100pF
INDIV
INDIV
falling
rising
High-Voltage PWM
A
= T
MIN to
T
MAX
1.448
1.15
1.23
MIN
200
150
2.7
80
60
50
50
80
-1
-1
-1
8
, unless otherwise noted. Typical
1.485
TYP
0.25
3.00
1.20
1.32
0.01
100
240
100
125
100
1.2
0.1
70
80
65
13
75
1.522
MAX
1200
1.25
1.45
120
300
500
120
300
0.8
+1
+1
+1
1
1
degrees
ppm/°C
UNITS
MHz
kHz
kHz
kHz
mV
mV
dB
kΩ
µA
µA
µA
µA
µA
µA
ns
ns
µs
ns
%
V
V
V
V
V
V
3