MAX15003 Datasheet, PDF (3/32 Pages) Maxim Integrated Products – Triple-Output Buck Controller with Tracking/Sequencing

Triple-Output Buck Controller with
Tracking/Sequencing
ELECTRICAL CHARACTERISTICS (continued)
(V_IN = 5.5V to 23V or V_IN = V_REG = 4.5V to 5.5V, V_DREG_ = V_REG, V_PGND_ = V_SYNC = V_PHASE = V_SEL = 0V, C_REG = 2.2µF, R_RT =
100kΩ, C_CT = 0.1µF, R_ILIM_ = 60kΩ, T_A = T_J = -40°C to +125°C, unless otherwise noted. Typical values are at V_IN = 12V and T_A = T_J
= +25°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
DRIVERS
DL_, DH_ Break-Before-Make
Time
C_LOAD = 5nF
20
ns
DH1 On-Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
1.3
DH2 On-Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
0.3
DH3 On-Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
1.3
DL1 On-Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
1.3
DL2 On-Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
1.3
DL3 On Resistance
Low, sinking 100mA
High, sourcing 100mA
0.9
Ω
1.3
LX_ to PGND_ On-Resistance
CURRENT-LIMIT AND HICCUP MODE
Sinking 10mA
8
Ω
Cycle-By-Cycle Valley Current-
Limit Adjustment Range
Cycle-By-Cycle Valley Current-
Limit Threshold Tolerance
ILIM_ Reference Current
ILIM_ Reference Current
Temperature Coefficient
CSP_, CSN_ Input Bias Current
Number of Cumulative Current-
Limit Events to Hiccup
V_CL
V_{CL_} = V_{ILIM_} / 10
V_{ILIM_} = 0.5V
V_{ILIM_} = 3V
V_{ILIM_} = 0 to 3V, T_A = T_J = +25°C
V_{CSP_} = 0V, V_{CSN_} = -0.3V
N_CL
50
300
mV
44
54
mV
290
310
20
µA
3333
ppm/°C
-20
+20
µA
8
Number of Consecutive Non-
Current-Limit Cycles to Clear N_CL
Hiccup Timeout
N_CLR
3
4096
Clock
periods
ENABLE/PHASE/SEL
EN_ Threshold
EN_ Threshold Hysteresis
V_EN–TH EN_ rising
1.19 1.215 1.24
V
0.12
V
EN_ Input Bias Current
-1
+1
µA
PHASE Input Logic High
2
V
PHASE Input Logic Low
0.8
V
PHASE Input Bias Current
-1
+1
µA
_______________________________________________________________________________________ 3