Datasheet

MAX5060/MAX5061
0.6V to 5.5V Output, Parallelable,
Average-Current-Mode DC-DC Controllers
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 5V, V
DD
= V
CC
(MAX5060 only), T
A
= T
J
= T
MIN
to T
MAX
, unless otherwise noted. Typical specifications are at T
A
= +25°C.)
(Note 1)
PARAMETER SYMBOL CONDITIONS
MIN
TYP
MAX
UNITS
CURRENT-ERROR AMPLIFIER (Transconductance Amplifier)
Transconductance g
C
550
µS
Open-Loop Gain A
VOL(CE)
No load 50 dB
DIFFERENTIAL VOLTAGE AMPLIFIER (DIFF, MAX5060 only)
Common-Mode Voltage Range V
CMR(DIFF)
0
+1.0
V
DIFF Output Voltage V
CM
V
SENSE+
= V
SENSE-
= 0V 0.6 V
Input Offset Voltage V
OS(DIFF)
-1 +1 mV
Amplifier Gain A
V(DIFF)
0.994
1
1.006
V/V
3dB Bandwidth f
3dB
C
DIFF
= 20pF 3
MHz
Minimum Output-Current Drive I
OUT(DIFF)
4mA
SENSE+ to SENSE- Input
Resistance
R
VS
V
SENSE-
= 0V 50
100
kΩ
V_IOUT AMPLIFIER (V_IOUT, MAX5060 only)
Gain-Bandwidth Product V
V_IOUT
= 2.0V 4
MHz
3dB Bandwidth V
V_IOUT
= 2.0V 1.0
MHz
Output Sink Current 30 µA
Output Source Current 90 µA
Maximum Load Capacitance 50 pF
V_IOUT Output to I
OUT
Transfer
Function
R
SENSE
= 1mΩ,
100mV ≤ V_IOUT ≤ 5.5V
132.3 135 137.7
mV/A
Offset Voltage 1mV
VOLTAGE-ERROR AMPLIFIER (EAOUT)
Open-Loop Gain A
VOLEA
70 dB
Unity-Gain Bandwidth f
GBW
3
MHz
V
EAN
= 2.0V (MAX5060)
EAN Input Bias Current I
B(EA)
V
EAN
= 0.4V, V
EAOUT
= GND
(MAX5061)
-0.2 0.03 +0.2
µA
Error-Amplifier Output-Clamping
Voltage
V
CLAMP(EA)
With respect to V
CM
(MAX5060),
with respect to SGND (MAX5061)
883
930 976
mV
POWER-GOOD AND OVERVOLTAGE PROTECTION (MAX5060 only)
PGOOD Trip Level V
UV
PGOOD goes low when V
OUT
is below
this threshold
87.5
90
92.5
%V
OUT
PGOOD Output Low Level V
PGLO
I
SINK
= 4mA 0.4 V
PGOOD Output Leakage Current
I
PG
PGOOD = V
CC
1µA
OVI Trip Threshold OVP
TH
With respect to SGND
1.244 1.276 1.308
V
OVI Input Bias Current I
OVI
0.2 µA