MAX15004_10 Datasheet, PDF (3/27 Pages) Maxim Integrated Products – 4.5V to 40V Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers

4.5V to 40V Input Automotive
Flyback/Boost/SEPIC Power-Supply Controllers
ELECTRICAL CHARACTERISTICS (continued)
(V_IN = 14V, C_IN = 0.1µF, C_VCC = 0.1µF // 1µF, C_REG5 = 1µF, V_ON/OFF = 5V, C_SS = 0.01µF, C_SLOPE = 100pF, RT = 13.7kΩ, CT =
560pF, V_SYNC = V_OVI = V_FB = V_CS = 0V, COMP = unconnected, OUT = unconnected. T_A = T_J = -40°C to +125°C, unless otherwise
noted. Typical values are at T_A = +25°C. All voltages are referenced to PGND, unless otherwise noted.) (Note 1) (Figure 5)
PARAMETER
OSCILLATOR (RTCT)
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Oscillator Frequency Range
RTCT Peak Trip Level
RTCT Valley Trip Level
RTCT Discharge Current
f_OSC
V_TH,RTCT
V_TL,RTCT
I_DIS,RTCT
Oscillator Frequency Accuracy
(Note 2)
Maximum PWM Duty Cycle
(Note 3)
D_MAX
Minimum On-Time
t_ON-MIN
SYNC Lock-In Frequency Range
(Note 4)
SYNC High-Level Voltage
SYNC Low-Level Voltage
SYNC Input Current
SYNC Minimum Input Pulse Width
V_IH-SYNC
V_IL-SYNC
I_SYNC
ERROR AMPLIFIER/SOFT-START
Soft-Start Charging Current
I_SS
SS Reference Voltage
V_SS
SS Threshold for HICCUP Enable
FB Regulation Voltage
V_REF-FB
f_OSC = 2 x f_OUT for MAX15004A/B,
f_OSC = f_OUT for MAX15005A/B
V_RTCT = 2V
RT = 13.7kΩ, CT = 4.7nF,
f_OSC (typ) = 18kHz
RT = 13.7kΩ, CT = 560pF,
f_OSC (typ) = 150kHz
RT = 21kΩ, CT = 100pF,
f_OSC (typ) = 500kHz
RT = 7kΩ, CT = 100pF,
f_OSC (typ) = 1MHz
MAX15004A/B
MAX15005A/B,
RT = 13.7kΩ, CT = 560pF,
f_OSC (typ) = 150kHz
V_IN = 14V
RT = 13.7kΩ, CT = 560pF,
f_OSC (typ) = 150kHz
V_SYNC = 0 to 5V
V_SS = 0V
V_SS rising
COMP = FB,
I_COMP = -500µA to +500µA
15
1000 kHz
0.55 x V_REG5
V
0.1 x V_REG5
V
1.30 1.33 1.36
mA
-4
+4
-4
+4
%
-5
+5
-7
+7
50
%
78.5
80
81.5
110
170
ns
102
200 %f_OSC
2
V
0.8
V
-0.5
+0.5
µA
50
ns
8
15
21
µA
1.215 1.228 1.240
V
1.1
V
1.215 1.228 1.240
V
FB Input Offset Voltage
FB Input Current
COMP Sink Current
V_OS-FB
I_COMP-SINK
COMP = 0.25V to 4.5V,
I_COMP = -500µA to +500µA,
V_SS = 0 to 1.5V
V_FB = 0 to 1.5V
V_FB = 1.5V, V_COMP = 0.25V
-5
+5
mV
-300
+300
nA
3
5.5
mA
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