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MAX5094DAUA+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
MAX5094A/B/C/D/MAX5095A/B/C
High-Performance, Single-Ended, Current-Mode
PWM Controllers
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +15V, R
T
= 10kΩ, C
T
= 3.3nF, REF = open, C
REF
= 0.1µF, COMP = open, V
FB
= 2V, CS = GND, T
A
= T
J
= -40°C to +85°C,
unless otherwise noted.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN
TYP
MAX
UNITS
ADV_CLK (MAX5095C Only)
ADV_CLK High Voltage
V
ADV_CLKH
I
ADV_CLK
= 10mA source 2.4 3 V
ADV_CLK Low Voltage
V
ADV_CLKL
I
ADV_CLK
= 10mA sink 0.4 V
ADV_CLK Output Pulse Width t
PULSE
85 ns
ADV_CLK Rising Edge to OUT
Rising Edge
t
ADV_CLK
110
ns
ADV_CLK Source and Sink
Current
I
ADV_CLK
10 mA
ELECTRICAL CHARACTERISTICS
(V
CC
= +15V, R
T
= 10kΩ, C
T
= 3.3nF, REF = open, C
REF
= 0.1µF, COMP = open, V
FB
= 2V, CS = GND, T
A
= T
J
= -40°C to +125°C,
unless otherwise noted.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN TYP MAX
UNITS
REFERENCE
Output Voltage V
REF
T
A
= +25°C, I
REF
= 1mA
4.950 5.000 5.050
V
Line Regulation ∆V
LINE
12V ≤ V
CC
≤ 25V, I
REF
= 1mA 0.4 4 mV
Load Regulation ∆V
LOAD
1mA ≤ I
REF
≤ 20mA 6 25 mV
Total Output Variation V
REFT
1mA ≤ I
REF
≤ 20mA, 12V ≤ V
CC
≤ 25V 4.9 5.1 V
Reference Output-Noise Voltage
V
NOISE
10Hz ≤ f ≤ 10kHz, T
A
= +25°C 50 µV
Reference Output Short Circuit I
S_SC
V
REF
= 0V -30
-100 -180
mA
OSCILLATOR
Initial Accuracy T
A
= +25°C 51 54 57 kHz
Voltage Stability 12V ≤ V
CC
≤ 25V 0.2 0.5 %
Temp Stability -40°C ≤ T
A
≤ +125°C 1 %
R
T
/C
T
Voltage Ramp (
P-P
)V
RAMP
1.7 V
R
T
/C
T
Voltage Ramp Valley
V
RAMP_VALLEY
1.1 V
V
RT/CT
= 2V, T
A
= +25°C 7.9 8.3 8.7
Discharge Current I
DIS
V
RT/CT
= 2V, -40°C ≤ T
A
≤ +125°C 7.5 8.3 9.0
mA
Frequency Range f
OSC
20
1000
kHz
ERROR AMPLIFIER (MAX5094)
FB Input Voltage V
FB
FB shorted to COMP
2.465
2.5
2.535
V
FB Input Bias Current I
B(FB)
-0.01 -0.1
µA
Open-Loop Voltage Gain A
VOL
2V ≤ V
COMP
≤ 4V
100
dB
Unity-Gain Bandwidth f
GBW
1
MHz
Power-Supply Rejection Ratio PSRR 12V ≤ V
CC
≤ 25V (Note 2) 60 80 dB
COMP Sink Current I
SINK
V
FB
= 2.7V, V
COMP
= 1.1V 2 6 mA
COMP Source Current I
SOURCE
V
FB
= 2.3V, V
COMP
= 5V
-0.5 -1.2 -1.8
mA
COMP Output High Voltage V
COMPH
V
FB
= 2.3V, R
COMP
=15kΩ to GND 5 5.8 V
COMP Output Low Voltage V
COMPL
V
FB
= 2.7V, R
COMP
= 15kΩ to REF 0.1 1.1 V
MAX5094A/B/C/D/MAX5095A/B/C
High-Performance, Single-Ended, Current-Mode
PWM Controllers
_______________________________________________________________________________________ 5
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +15V, R
T
= 10kΩ, C
T
= 3.3nF, REF = open, C
REF
= 0.1µF, COMP = open, V
FB
= 2V, CS = GND, T
A
= T
J
= -40°C to +125°C,
unless otherwise noted.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN TYP MAX
UNITS
CURRENT-SENSE AMPLIFIER
MAX5094A/MAX5094B
2.85
3
3.26
Gain (Notes 3, 4) A
CS
MAX5094C/D, MAX5095_
2.85
3
3.40
V/V
MAX5094A/B (Note 3)
0.95
1
1.05
MAX5094C/MAX5094D (Note 3)
0.275 0.300 0.325
Maximum Current-Sense Signal V
CS_MAX
V
COMP
= 5V, MAX5095_
0.275 0.300 0.325
V
Power-Supply Rejection Ratio PSRR 12V ≤ V
CC
≤ 25V 70 dB
Input Bias Current I
CS
V
COMP
= 0V -1
-2.5
µA
Delay From CS to OUT
t
CS_DELAY
50mV overdrive 60 ns
MOSFET DRIVER
OUT Low-Side On-Resistance
V
RDS_ONL
I
SINK
= 200mA 4.5 12 Ω
OUT High-Side On-Resistance
V
RDS_ONH
I
SOURCE
= 100mA 3.5 9 Ω
I
SOURCE
(Peak) I
SOURCE
C
OUT
= 10nF 2 A
I
SINK
(Peak) I
SINK
C
OUT
= 10nF 1 A
Rise Time t
R
C
OUT
= 1nF 15 ns
Fall Time t
F
C
OUT
= 1nF 22 ns
UNDERVOLTAGE LOCKOUT/STARTUP
Startup Voltage Threshold
V
CC_START
7.98
8.4
8.82
V
Minimum Operating Voltage After
Turn-On
V
CC_MIN
7.1 7.6 8.0 V
Undervoltage-Lockout Hysteresis
UVLO
HYST
0.8 V
PWM
MAX5094A/MAX5094C/MAX5095A
94.5
96
97.5
Maximum Duty Cycle D
MAX
MAX5094B/MAX5094D/MAX5095B/
MAX5095C
48
49.8
50
%
Minimum Duty Cycle D
MIN
0%
SUPPLY CURRENT
Startup Supply Current I
START
V
CC
= 7.5V 32 65 µA
Operating Supply Current I
CC
V
FB
= V
CS
= 0V 3 5 mA
Zener Bias Voltage at V
CC
V
Z
I
CC
= 25mA 24
26.5
V
THERMAL SHUTDOWN
Thermal Shutdown T
SHDN
Junction temperature rising
150
°C
Thermal Shutdown Hysteresis T
HYST
4°C
SYNCHRONIZATION (MAX5095A/MAX5095B Only) (Note 5)
SYNC Frequency Range f
SYNC
20
1000
kHz
SYNC Clock Input High
Threshold
V
SYNCINH
3.5 V
SYNC Clock Input-Low Threshold
V
SYNCINL
0.8 V
SYNC Clock Input Minimum
Pulse Width
t
PW_SYNCIN
200
ns
MAX5094A/B/C/D/MAX5095A/B/C
High-Performance, Single-Ended, Current-Mode
PWM Controllers
6 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +15V, R
T
= 10kΩ, C
T
= 3.3nF, REF = open, C
REF
= 0.1µF, COMP = open, V
FB
= 2V, CS = GND, T
A
= T
J
= -40°C to +125°C,
unless otherwise noted.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN TYP MAX
UNITS
SYNC Clock Output High Level V
SYNCOH
1mA external pulldown 4.0 4.7 V
SYNC Clock Output Low Level V
SYNCOL
R
SYNC
= 5kΩ 0 0.1 V
SYNC Leakage Current I
SYNC
V
SYNC
= 0V
0.01
0.1 µA
ADV_CLK (MAX5095C Only)
ADV_CLK High Voltage
V
ADV_CLKH
I
ADV_CLK
= 10mA source 2.4 3 V
ADV_CLK Low Voltage
V
ADV_CLKL
I
ADV_CLK
= 10mA sink 0.4 V
ADV_CLK Output Pulse Width t
PULSE
85 ns
ADV_CLK Rising Edge to OUT
Rising Edge
t
ADV_CLK
110
ns
ADV_CLK Source and Sink
Current
I
ADV_CLK
10 mA
Note 1: All devices are 100% tested at +25°C. All limits over temperature are guaranteed by design, not production tested.
Note 2: Guaranteed by design, not production tested.
Note 3: Parameter measured at trip point of latch with V
FB
= 0 (MAX5094 only).
Note 4: Gain is defined as A = ∆V
COMP
/ ∆V
CS
, 0 ≤ V
CS
≤ 0.8V for MAX5094A/MAX5094B, 0 ≤ V
CS
≤ 0.2V for
MAX5094C/MAX5094D/ MAX5095_.
Note 5: Output frequency equals oscillator frequency for MAX5094A/MAX5094C/MAX5095A. Output frequency is one-half oscillator
frequency for MAX5094B/MAX5094D/MAX5095B/MAX5095C.
Typical Operating Characteristics
(V
CC
= 15V, T
A
= +25°C, unless otherwise noted.)
BOOTSTRAP UVLO vs. TEMPERATURE
MAX5094/95 toc01
TEMPERATURE (°C)
V
CC
(V)
1109565 80-10 5 20 35 50-25
0
1
2
3
4
5
6
7
8
9
10
-40 125
V
CC
RISING
V
CC
FALLING
HYSTERESIS
25
27
39
31
29
33
35
37
41
-40 -10 5 20-25 35 50 9580 11065 125
STARTUP CURRENT
vs. TEMPERATURE
MAX5094/95 toc02
TEMPERATURE (°C)
I
CC
(µA)
V
CC
= 7.5V
3.5
3.7
4.9
4.1
3.9
4.3
4.5
4.7
5.1
OPERATING SUPPLY CURRENT
vs. TEMPERATURE AFTER STARTUP
(f
OSC
= f
SW
= 300kHz)
MAX5094/95 toc03
I
CC
(mA)
-40 -10 5 20-25 35 50 9580 11065 125
TEMPERATURE (°C)
C
T
= 560pF
MAX5094A/MAX5094C/MAX5095A
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

MAX5094DAUA+T

Mfr. #:
Buy MAX5094DAUA+T
Manufacturer:
Maxim Integrated
Description:
Switching Controllers Single-Ended
Lifecycle:
New from this manufacturer.
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