ISL6363_14 Datasheet, PDF (9/32 Pages) Intersil Corporation – Multiphase PWM Regulator for VR12™ Desktop CPUs

ISL6363
Electrical Specifications Operating Conditions: VCC = 5V, PVCC = 12V, PVCCG = 12V, T_A = 0°C to +70°C, (Commercial) or
-40°C to +85°C (Industrial), f_SW = 300kHz, unless otherwise noted.
Boldface limits apply over the operating temperature range, 0°C to +70°C (Commercial) or -40°C to +85°C (Industrial). (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6) UNITS
Maximum Output Voltage
Minimum Output Voltage
Maximum Output Voltage with Offset
V_{CC_CORE(max)}
V_{CC_CORE(min)}
V_{CC_CORE(max)}
+ Offset
VID = [11111111]
VID = [00000001]
Register 33h = 7Fh, VID = FFh
1.52
V
0.25
V
2.155
V
CHANNEL FREQUENCY
Nominal Channel Frequency
Minimum Adjustment Range
f_SW(nom)
R_fset = 8.06kΩ, 3-channel operation,
V_COMP = 1.1V
280 300 320 kHz
200 kHz
Maximum Adjustment Range
500
AMPLIFIERS
Current-Sense Amplifier Input Offset
Error Amp DC Gain
Error Amp Gain-Bandwidth Product
ISEN
A_v0
GBW
I_FB = 0A
C_L = 20pF
-0.313
+0.313 mV
90
dB
18
MHz
Imbalance Voltage
Maximum of ISENs - Minimum of ISENs
1.1 mV
Input Bias Current
20
nA
POWER-GOOD AND PROTECTION MONITORS
PGOOD Low Voltage
PGOOD Leakage Current
PGOOD Delay
V_OL
I_OH
tpgd
I_PGOOD = 4mA
PGOOD = 3.3V
0.15 0.4
V
1
µA
3.8
ms
ALERT# Low Resistance
7
13
Ω
VR_HOT# Low Resistance
7
13
Ω
ALERT# Leakage Current
1
µA
VR_HOT# Leakage Current
1
µA
GATE DRIVE SWITCHING TIME
UGATE Rise Time
t_RUGATE; V_PVCC /V_PVCCG = 12V, 3nF load,
10% to 90%
26
ns
LGATE Rise Time
UGATE Fall Time
LGATE Fall Time
UGATE Turn-On Non-Overlap
LGATE Turn-On Non-Overlap
GATE DRIVE RESISTANCE
t_RLGATE; V_PVCC = 12V, 3nF load, 10% to 90%
t_FUGATE; V_PVCC = 12V, 3nF load, 90% to 10%
t_FLGATE; V_PVCC = 12V, 3nF load, 90% to 10%
t_PDHUGATE; V_PVCC = 12V, 3nF load, adaptive
t_PDHLGATE; V_PVCC = 12V, 3nF load, adaptive
18
ns
18
ns
12
ns
10
ns
10
ns
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
BOOTSTRAP DIODE
V_PVCC = 12V, 15mA source current
V_PVCC = 12V, 15mA sink current
V_PVCC = 12V, 15mA source current
V_PVCC = 12V, 15mA sink current
2.0
W
1.35
W
1.35
W
0.90
W
Forward Voltage
Reverse Leakage
V_F
PVCC = 12V, I_F = 2mA
I_R
V_R = 25V
0.58
V
0.2
µA
9
FN6898.1
September 5, 2013