MAX5003EEE-T Maxim Integrated Products, MAX5003EEE-T Datasheet - Page 8

• 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

High-Voltage PWM
Power-Supply Controller
Figure 1. Functional Diagram
8
_______________________________________________________________________________________
COMP 8
INDIV
FREQ
CON
REF
SS
V+
ES
1
2
3
4
5
6
7
1.2V
AGND
FREQ
REFOK
SDN
INDIV
MAXTON
RAMP
SS
V
CON
UV LOCKOUT
PWM COMP
SDN
V
V
V
ERROR AMP
IN
HIGH-VOLTAGE EPIFET
CC
DD
OK
V
RAMP
AGND
FETBIAS
CLK
V
CC
AGND
V
CC
V
REF
R
R
AGND
V
CC
“1”
MAX5003
D
CLK
R
“D”FF
Q
LIMIT
C
V
V
REF
REFOK
SDN
V
IN
CC
CURRENT
SENSE
ES
STRETCHING
CS BLANK
OK
OK
DRIVER
100ns
REGULATOR
REGULATOR V
REFERENCE
LINEAR
BANDGAP
LINEAR
PGND
PGND
PGND
AGND
AGND
AGND
V
V
V
V
V
DD
CC
CC
CC
CC
V
NDRV
DD
0.1V
CC
16
15
14
13
12
11
10
9
V
V
NDRV
PGND
CS
AGND
MAXTON
FB
DD
CC