MAX5071AAUA+ Maxim Integrated Products, MAX5071AAUA+ Datasheet - Page 5

• Manufacturer Part Number: MAX5071AAUA+
• Description: IC CNTRLR PWM CRNT MD 8-UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX5071AAUA+

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 97.5%
• Voltage - Supply: 10.8 V ~ 25 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: Yes
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Frequency-max: 1MHz
• Duty Cycle (max): 97.5 %
• Output Current: 2000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 1000 KHz
• Maximum Operating Temperature: + 125 C
• Fall Time: 22 ns
• Minimum Operating Temperature: - 40 C
• Rise Time: 15 ns
• Synchronous Pin: Yes
• Topology: Flyback, Forward, Push-Pull
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
unless otherwise noted.) (Note 1)
CURRENT-SENSE AMPLIFIER
Gain
Maximum Current-Sense Signal
Power-Supply Rejection Ratio
Input Bias Current
Delay From CS to OUT
MOSFET DRIVER
OUT Low-Side On-Resistance
OUT High-Side On-Resistance
I
I
Rise Time
Fall Time
UNDERVOLTAGE LOCKOUT/STARTUP
Startup Voltage Threshold
Minimum Operating Voltage After
Turn-On
Undervoltage-Lockout Hysteresis
PWM
Maximum Duty Cycle
Minimum Duty Cycle
SUPPLY CURRENT
Startup Supply Current
Operating Supply Current
Zener Bias Voltage at V
THERMAL SHUTDOWN
Thermal Shutdown
Thermal-Shutdown Hysteresis
SYNCHRONIZATION (MAX5071A/MAX5071B only, Note 5)
SYNC Frequency Range
SYNC Clock Input High
Threshold
SYNC Clock Input Low Threshold
SYNC Clock Input Minimum
Pulse Width
SYNC Clock Output High Level
SYNC Clock Output Low Level
SOURCE
SINK
High-Performance, Single-Ended, Current-Mode
CC
= +15V, R
(Peak)
(Peak)
PARAMETER
T
= 10kΩ, C
_______________________________________________________________________________________
CC
T
= 3.3nF, V
t
V
UVLO
V
t
V
PW_SYNCIN
V
SYMBOL
V
V
V
CS_DELAY
V
V
I
CC_START
RDS_ONH
RDS_ONL
SOURCE
SYNCINH
VREF
SYNCINL
I
T
SYNCOH
CS_MAX
SYNCOL
CC_MIN
T
PSRR
D
f
START
I
D
SYNC
A
SHDN
SINK
I
HYST
I
MAX
V
CC
CS
MIN
t
CS
t
r
f
Z
HYST
= OPEN, C
(Notes 3, 4)
MAX5070A/B (Note 3)
V
12V ≤ V
50mV overdrive
I
I
C
C
C
C
MAX5070A/MAX5071A
MAX5070B/MAX5071B/MAX5071C
V
I
1mA external pulldown
R
SINK
SOURCE
CC
COMP
FB
SYNC
OUT
OUT
OUT
OUT
= 25mA
VREF
= V
= 200mA
= 10nF
= 10nF
= 1nF
= 1nF
= 5kΩ
= 5V, MAX5071_
CC
CS
= 100mA
= 0.1µF, COMP = OPEN, V
= 0V
≤ 25V
CONDITIONS
PWM Controllers
FB
= 2V, CS = GND, T
2.85
0.95
0.95
15.2
94.5
MIN
200
9.2
3.5
4.0
48
24
20
+150
TYP
49.8
26.5
4.5
3.5
4.7
70
60
15
22
16
10
96
32
-1
3
1
1
2
1
6
3
4
0
A
= -40°C to +125°C,
MAX
1000
3.26
1.05
1.05
16.8
10.8
97.5
-2.5
0.8
0.1
12
50
65
9
0
5
UNITS
kHz
V/V
mA
dB
µA
µA
°C
°C
ns
ns
ns
ns
%
%
Ω
Ω
V
A
A
V
V
V
V
V
V
V
V
5