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ISL28288_11 Datasheet, PDF (4/20 Pages) Intersil Corporation – Digital DC/DC PMBus 12A Module
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ISL28288, ISL28488
Electrical Specifications V+ = 5V, V- = 0V, VCM = 2.5V, RL = Open, TA = +25°C unless otherwise specified. Boldface limits apply
over the operating temperature range, -40°C to +125°C. (Continued)
PARAMETER
VOH
DESCRIPTION
Output Voltage Swing, High
V+ - VOUT
RL = 100kΩ
CONDITIONS
RL = 1kΩ
MIN
MAX
(Note 7) TYP (Note 7) UNIT
4
10
mV
30
120
200
mV
250
IS,ON
Quiescent Supply Current, Enabled
ISL28288 Per channel, all channels
enabled.
60
78
µA
87.5
ISL28488 Per channel.
60
79
µA
87.5
IS,OFF
IO+
IO-
Quiescent Supply Current, Disabled
(ISL28288 MSOP)
Short Circuit Sourcing Capability
Short Circuit Sinking Capability
All channels disabled.
RL = 10Ω
RL = 10Ω
4
7
µA
9
24
31
mA
20
-26
-24
mA
-20
VSUPPLY
VENH
Supply Operating Range
EN Pin High Level
(ISL28288 10 ld. MSOP)
V+ to V-
2.4
5.5
V
2
V
VENL
EN Pin Low Level
(ISL28288 10 ld. MSOP)
0.8
V
IENH
EN Pin Input High Current
(ISL28288 10 ld. MSOP)
VEN = V+
0.8
1
µA
1.5
IENL
EN Pin Input Low Current
(ISL28288 10 ld. MSOP)
VEN = V-
0
+0.1
µA
AC SPECIFICATIONS
GBW
Gain Bandwidth Product
en
Input Noise Voltage Peak-to-Peak
Input Noise Voltage Density
in
CMRR @ 60Hz
Input Noise Current Density
Input Common Mode Rejection Ratio
PSRR+ @
120Hz
Power Supply Rejection Ratio (V+)
PSRR- @
120Hz
Power Supply Rejection Ratio (V-)
TRANSIENT RESPONSE
AV = 100, RF = 100kΩ, RG = 1kΩ,
RL = 10kΩ to VCM
f = 0.1Hz to 10Hz
fO = 1kHz
fO = 1kHz
VCM = 1VP-P, RL = 10kΩ to VCM
V+, V- = ±1.2V and ±2.5V,
VSOURCE = 1VP-P, RL = 10kΩ to VCM
V+, V- = ±1.2V and ±2.5V
VSOURCE = 1VP-P, RL = 10kΩ to VCM
250
kHz
3
µVP-P
48
nV/√Hz
9
fA/√Hz
-70
dB
-80
dB
-60
dB
SR
Slew Rate
±0.15
V/µs
tEN
Enable to Output Turn-on Delay Time, 10% VEN = 5V to 0V, AV = -1,
EN to 10% Vout
RG = RF = RL = 1k to VCM
(ISL28288 10 ld. MSOP)
2
µs
Enable to Output Turn-off Delay Time, 10% VEN = 0V to 5V, AV = -1,
EN to 10% Vout
RG = RF = RL = 1k to VCM
(ISL28288 10 ld. MSOP)
0.1
µs
NOTE:
7. Compliance to datasheet limits is assured by one or more methods: production test, characterization and/or design.
4
FN6339.4
July 26, 2011
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