ISL6262A_14 Datasheet, PDF (4/28 Pages) Intersil Corporation – Two-Phase Core Controller(Santa Rosa, IMVP-6+)

ISL6262A
Electrical Specifications
V_DD = 5V, T_A = -40°C to +100°C, unless otherwise specified. Parameters with MIN and/or MAX limits are 100%
tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not
production tested. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNITS
CHANNEL FREQUENCY
Nominal Channel Frequency
Adjustment Range
f_SW
R_FSET = 6.9kΩ, 2 channel operation,
V_COMP = 2V
285
300
315
kHz
100
500
kHz
AMPLIFIERS
Droop Amplifier Offset
-0.3
0.3
mV
Error Amp DC Gain
Error Amp Gain-Bandwidth Product
Error Amp Slew Rate
FB Input Current
ISEN
A_V0
GBW
SR
I_IN(FB)
C_L = 20pF
C_L = 20pF
90
dB
18
MHz
5
V/µs
10
150
nA
Imbalance Voltage
2
mV
Input Bias Current
20
nA
SOFT-START CURRENT
Soft-Start Current
Soft Geyserville Current
Soft Deeper Sleep Entry Current
Soft Deeper Sleep Exit Current
Soft Deeper Sleep Exit Current
GATE DRIVER DRIVING CAPABILITY
I_SS
I_GV
I_C4
I_C4EA
I_C4EB
|SOFT - REF|>100mV
DPRSLPVR = 3.3V
DPRSLPVR = 3.3V
DPRSLPVR = 0V
-47
-42
-37
µA
±180
±205
±230
µA
-47
-42
-37
µA
37
42
47
µA
180
205
230
µA
UGATE Source Resistance
R_SRC(UGATE) 500mA Source Current
UGATE Source Current
I_SRC(UGATE) V_{UGATE_PHASE} = 2.5V
UGATE Sink Resistance
R_SNK(UGATE) 500mA Sink Current
UGATE Sink Current
I_SNK(UGATE) V_{UGATE_PHASE} = 2.5V
LGATE Source Resistance
R_SRC(LGATE) 500mA Source Current
LGATE Source Current
I_SRC(LGATE) V_LGATE = 2.5V
LGATE Sink Resistance
R_SNK(LGATE) 500mA Sink Current
LGATE Sink Current
I_SNK(LGATE) V_LGATE = 2.5V
UGATE to PHASE Resistance
R_p(UGATE)
GATE DRIVER SWITCHING TIMING (refer to “ISL6262A Gate Driver Timing Diagram” on page 6)
1
1.5
Ω
2
A
1
1.5
Ω
2
A
1
1.5
Ω
2
A
0.5
0.9
Ω
4
A
1
kΩ
UGATE Rise Time
LGATE Rise Time
UGATE Fall Time
LGATE Fall Time
UGATE Turn-on Propagation Delay
LGATE Turn-on Propagation Delay
BOOTSTRAP DIODE
t_RU
t_RL
t_FU
t_FL
t_PDHU
t_PDHU
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, 3nF Load
PV_CC = 5V, Outputs Unloaded
PV_CC = 5V, Outputs Unloaded
8.0
ns
8.0
ns
8.0
ns
4.0
ns
30
ns
15
ns
Forward Voltage
Leakage
POWER GOOD and PROTECTION MONITOR
V_DDP = 5V, Forward Bias Current = 2mA
V_R = 16V
0.43
0.58
0.72
V
1
µA
PGOOD Low Voltage
PGOOD Leakage Current
V_OL
I_PGOOD = 4mA
I_OH
P_GOOD = 3.3V
0.26
0.4
V
-1
1
µA
4
FN6343.1
December 23, 2008