TC290 Datasheet, PDF (387/476 Pages) Infineon Technologies AG – 32-Bit Single-Chip Micocontroller

TC290 / TC297 / TC298 / TC299 BB-Step
Electrical SpecificationEVR
Table 3-39 EVR13 SMPS External components (cont’d)
Parameter
Symbol
Values
Unit Note / Test Condition
Min.
Typ.
Max.
P + N-channel MOSFET drain |V_{BR_DS}| SR -
-
7
V
source breakdown voltage
P + N-channel MOSFET drain R_ON SR
-
-
150
mOhm I_DDDC=1A;V_GS=2.5V ;
source ON-state resistance
T_A=25°C
-
-
200
mOhm I_DDDC=400mA;V_GS=2.5
V ; T_A=25°C
P + N-channel MOSFET Gate Q_ac SR
-
Charge
4
-
nC
I_DDDC=1A; MOS-
V_GS=5V
-
8
-
nC
I_DDDC=400mA; MOS-
V_GS=5V
External MOSFET
commutation time
t_c SR
10
30
40
ns
configurable
N-channel MOSFET reverse V_RDN SR -
0.8
-
V
diode forward voltage
1) Capacitor min-max range represent typical ±35% tolerance including DC bias effect. The trace resistance from the
capacitor to the supply or ground rail should be limited to 25 mOhm.
2) External inductor min-max range represent typical ±30% tolerance at a DC bias current of 100mA.
Table 3-40 EVR13 SMPS
Parameter
Symbol
Min.
Input V_DDP3 voltage range
Input V_EXT Voltage range
SMPS regulator output voltage
range including load/line
regulation and aging ¹⁾
V_IN CC
V_IN SR
V_DDDC CC
2.97
2.97
1.17
SMPS regulator static voltage
output accuracy after trimming
without dynamic load/line
Regulation with aging. ²⁾
V_DDDCT CC
1.275
Programmable switching
frequency
f_DCDC CC 0.4
Switching frequency
modulation spread
∆f_DCSPR CC -
Maximum ripple at I_MAX (peak- ∆V_DDDC CC -
to-peak) ³⁾
No load current consumption of I_DCNL CC -
SMPS regulator
Values
Typ.
-
-
-
Max.
3.63
5.5
1.43
1.3
1.325
-
2.0
-
2%
-
15
5
10
Unit Note / Test Condition
V
V
V
V_DD≥2.97V ; V_DD≤5.5V
; I_DDDC≥1mA ;
I_DDDC≤1A
V
V_DD≥2.97V ; V_DD≤5.5V
; I_DDDC≥1mA ;
I_DDDC≤1A
MHz
MHz
mV V_DD≥2.97V ; V_DD≤5.5V
; I_DDDC≥300mA ;
I_DDDC≤1A
mA
f_DCDC=1MHz
Data Sheet
3-381
V 1.1 2015-05
TC290/TC297/TC298/TC299 BB-Step Data Sheet downloaded by saravanakumar maniyam (larsen and Toubro limited) at 08 Sep 2015 08:06