MAX5071 Maxim Integrated Products, MAX5071 Datasheet - Page 3

• Manufacturer Part Number: MAX5071
• Description: (MAX5070 / MAX5071) Current-Mode PWM Controllers
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(V
unless otherwise noted.) (Note 1)
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
SYNC Leakage Current
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
I
V
CC_START
VREF
RDS_ONH
RDS_ONL
SOURCE
SYNCINH
T
SYNCINL
SYNCOH
I
SYNCOL
T
PSRR
CC_MIN
D
f
I
D
START
I
SYNC
SYNC
SHDN
SINK
I
HYST
I
MAX
V
CC
CS
MIN
t
t
r
f
Z
HYST
= OPEN, C
12V ≤ V
V
50mV overdrive
I
I
C
C
C
C
MAX5070A/MAX5071A
MAX5070B/MAX5071B/MAX5071C
V
I
1mA external pulldown
R
V
SINK
SOURCE
CC
COMP
FB
SYNC
SYNC
OUT
OUT
OUT
OUT
VREF
= 25mA
= V
= 200mA
= 10nF
= 10nF
= 1nF
= 1nF
= 5kΩ
= 0V
CC
= 0V
CS
= 0.1µF, COMP = OPEN, V
= 100mA
= 0V
≤ 25V
CONDITIONS
PWM Controllers
FB
= 2V, CS = GND, T
15.2
94.5
MIN
200
9.2
3.5
4.0
48
24
20
+150
TYP
49.8
26.5
0.01
4.5
3.5
4.7
70
60
15
22
16
10
96
32
-1
2
1
6
3
4
0
A
= -40°C to +85°C,
MAX
1000
16.8
10.8
97.5
-2.5
0.8
0.1
0.1
10
50
65
7
0
5
UNITS
kHz
mA
dB
µA
µA
°C
°C
µA
ns
ns
ns
ns
%
%
Ω
Ω
A
A
V
V
V
V
V
V
V
V
3