ISL6548CRZA-T Intersil, ISL6548CRZA-T Datasheet - Page 4

• Manufacturer Part Number: ISL6548CRZA-T
• Description: IC REG/CTRLR ACPI DUAL DDR 28QFN
• Manufacturer: Intersil

Specifications of ISL6548CRZA-T

• Applications: Memory, DDR/DDR2 Regulator
• Current - Supply: 7mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

Absolute Maximum Ratings
5VSBY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +7V
P12V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +14V
Absolute Boot Voltage, V
Upper Driver Supply Voltage, V
All other Pins . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 5VCC + 0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Recommended Operating Conditions
Supply Voltage on 5VSBY . . . . . . . . . . . . . . . . . . . . . . . . +5V ±10%
Supply Voltage on P12V . . . . . . . . . . . . . . . . . . . . . . . . +12V ±10%
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
Junction Temperature Range. . . . . . . . . . . . . . . . . . . . 0°C to 125°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
Electrical Specifications
5VSBY SUPPLY CURRENT
Nominal Supply Current
POWER-ON RESET
Rising 5VSBY POR Threshold
Falling 5VSBY POR Threshold
Rising P12V POR Threshold
Falling P12V POR Threshold
OSCILLATOR AND SOFT-START
PWM Frequency
Ramp Amplitude
Soft-Start Interval
REFERENCE VOLTAGE
Reference Voltage
System Accuracy
V
DC Gain
Gain-Bandwidth Product
Slew Rate
CONTROL I/O (S3# and S5#)
Low Level Input Threshold
High Level Input Threshold
1. θ
2. For θ
DDQ
Tech Brief TB379.
JA
PWM CONTROLLER ERROR AMPLIFIER
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
PARAMETER
BOOT
BOOT
. . . . . . . . . . . . . . . . . . . . . . . +15.0V
4
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System
Diagrams and Typical Application Schematics
- V
PHASE
SYMBOL
. . . . . . . . . . . +6.0V
∆V
I
I
GBWP
CC_S0
CC_S5
V
f
OSC
t
SR
REF
SS
OSC
S3# & S5# HIGH, UGATE/LGATE Open
S5# LOW, S3# Don’t Care, UGATE/LGATE Open
Guaranteed By Design
ISL6548
TEST CONDITIONS
Thermal Information
Thermal Resistance
Maximum Junction Temperature (Plastic Package) . . . . . . . 150°C
Maximum Storage Temperature Range . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300°C
QFN Package (Notes 1, 2) . . . . . . . . .
5.50
4.10
3.60
10.0
8.80
0.75
MIN
220
-2.0
6.5
15
-
-
-
-
-
-
0.800
θ
TYP
7.00
700
250
1.5
8.2
JA
80
6
-
-
-
-
-
-
-
-
(°C/W)
32
MAX
+2.0
8.00
4.45
3.95
10.5
9.75
850
280
9.5
2.2
-
-
-
-
-
-
January 3, 2006
θ
JC
UNITS
FN9188.2
MHz
V/µs
(°C/W)
kHz
mA
4
µA
ms
dB
%
V
V
V
V
V
V
V
V