MAX8662_08 Datasheet, PDF (15/37 Pages) Maxim Integrated Products – Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices

Power-Management ICs for
Single-Cell, Li+ Battery-Operated Devices
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V_DC = 5V, R_PSET = 1.5kΩ, R_ISET = 3kΩ, V_OUT1 = 3.3V, V_OUT2 = 1.3V, SL1 = SL2 = open, V_CEN = 0V, V_PEN1 =
V_PEN2 = 5V, C_OUT1 = 2 x 10µF, C_OUT2 = 2 x 10µF, C_OUT3 = 0.1µF, C_OUT4 = 4.7µF, C_OUT5 = 1µF, C_OUT6 = 2.2µF, C_OUT7 = 1µF, CT =
0.068µF, C_REF = C_VL = 0.1µF, R_THM = 10kΩ, L1 = 3.3µH, L2 = 4.7µH, L3 = 22µH, GND = PG1 = PG2 = PG3 = 0, T_A = +25°C, unless
otherwise noted.)
OUT5 REGULATOR LOAD-
TRANSIENT RESPONSE
MAX8662/63 toc54
OUT5 REGULATOR LINE-
TRANSIENT RESPONSE
MAX8662/63 toc55
5V
V_{IN45 3.6V}
2V/div
I_OUT5
100mA/div
V_OUT5
AC-COUPLED
50mV/div
V_BAT = 4.0V
I_OUT5 = 10mA TO 150mA TO 10mA
40μs/div
V_OUT5
AC-COUPLED
20mV/div
I_OUT5 = 10mA
100μs/div
OUT5 ENABLE AND DISABLE RESPONSE
MAX8662/63 toc56
V_EN5
0V
2V/div
V_OUT5
0V
2V/div
200μs/div
OUT5 REGULATOR DROPOUT VOLTAGE
vs. LOAD CURRENT
70
THE SLOPE OF THIS LINE SHOWS THAT
THE DROPOUT RESISTANCE OF AN
60 _{AVERAGE PART AND BOARD}
COMBINATION IS 384mΩ.
50
40
30
20
10
0
0
30
60
90 120 150
I_OUT (mA)
OUT6 REGULATOR LOAD REGULATION
3.310
3.306
3.302
3.298
3.294
V_IN = 5.5V
V_IN = 3.6V
3.290
0
50 100 150 200 250 300
LOAD CURRENT (mA)
OUT6 REGULATOR LINE REGULATION
3.4
R_LOAD = 330Ω
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1
2
3
4
5
6
V_{IN_OUT6} (V)
OUT6 VOLTAGE vs. TEMPERATURE
3.309
V_BAT = 4.0V
R_LOAD = 330Ω
3.307
3.305
3.303
3.301
-40 -15
10
35
60
85
AMBIENT TEMPERATURE (°C)
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