MAX1715 Maxim, MAX1715 Datasheet - Page 4

• Manufacturer Part Number: MAX1715
• Description: Ultra-High Efficiency / Dual Step-Down Controller for Notebook Computers
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, 4A components from Table 1, V
noted.) (Note 1)
Ultra-High Efficiency, Dual Step-Down
Controller for Notebook Computers
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, 4A components from Table 1, V
noted.) (Note 1)
4
Input Voltage Range
Output 1 Error Comparator
Threshold (DC Output Voltage
Accuracy) (Note 2)
Output 2 Error Comparator
Threshold (DC Output Voltage
Accuracy) (Note 2)
On-Time (PWM1)
On-Time (PWM2)
Minimum Off-Time
Logic Input Current
TON Threshold
Logic Input Current
Logic Input Current
PGOOD Trip Threshold
PGOOD Propagation Delay
PGOOD Output Low Voltage
PGOOD Leakage Current
_______________________________________________________________________________________
PARAMETER
PARAMETER
V
V+ = 2V to 28V,
SKIP = V
V+ = 4.5V to 28V,
SKIP = V
V+ = 24V, OUT1 = 2V
V+ = 24V, OUT2 = 2V
(Note 3)
SKIP, to deactivate OVP circuitry
V
Float level
REF level
AGND level
TON (0 or V
ON_, SKIP (0 or V
Measured at FB_, with respect to error comparator
threshold, no load
Falling edge, FB_ forced 2% below PGOOD trip threshold
I
High state, forced to 5.5V
Battery voltage, V+
SINK
CC
DD,
level
V
= 1mA
CC
CC
CC
CC
)
CC =
CC =
CC
)
V
V
CONDITIONS
CONDITIONS
DD
DD
= +5V, SKIP = AGND, V+ = 15V, T
= +5V, SKIP = AGND, V+ = 15V, T
FB1 = AGND
FB1 = OUT1
FB1 = V
FB2 = OUT2
FB2 = GND
TON = GND
TON = REF
TON = open
TON = V
TON = GND
TON = REF
TON = open
TON = V
CC
DD
DD
V
A
1.764
3.234
CC
A
3.15
1.65
0.98
0.98
2.45
MIN
MIN
112
142
210
300
154
198
292
420
= -40°C to +85°C, unless otherwise
4.5
-5
-3
-1
-8
2
= 0°C to +85°C, unless otherwise
- 0.4
TYP
1.00
1.00
TYP
-5.5
136
173
247
353
182
234
336
484
400
1.5
0.1
1.8
3.3
2.5
1.836
3.372
MAX
MAX
3.85
2.35
1.02
1.02
2.55
160
205
280
407
215
270
380
550
500
5.5
0.5
0.4
28
-1
-4
3
1
1
UNITS
UNITS
mA
µA
µA
µA
µs
ns
ns
ns
%
V
V
V
V
V