AT73C212 Datasheet, PDF (5/11 Pages) ATMEL Corporation – Power Management for Mobiles (PM)

AT73C212
DC to DC Electrical Characteristics
T_AMB = - 20°C to 85°C, V_BAT = 3V to 4.2V unless otherwise specified. C_OUT = 22µF - Tantalum - L_OUT = 10 uH
Table 2. DC to DC Electrical Characteristics
Symbol Parameter
Conditions
Min
Typ
Max Unit
V_BAT
V_OUT
Operating Supply Voltage
Output Voltage
PWM Mode (DM = 0, DV = 0)
Overall accuracy
3
5.5
V
1.80
1.90
2.0
V
V_OUT
V_OUT
I_OUT
I_SD
Eff
∆V_DCLD
∆V_TRLD
∆V_DCLE
∆V_TRLE
Output Voltage
Output Voltage
Output Current
Shut DownCurrent
Efficiency
Static Load Regulation
Transient Load Regulation
Static Line Regulation
Transient Line Regulation
Initial Voltage after Trimming
PWM Mode (DV = 1, DM = 0)
PWM Mode (DM = 0)
I_OUT = 10 mA to 200 mA @1.9V
DC - DC Mode (10% to 90% of I_OUT max)
DM = 0
DC - DC Mode (10% to 90% of I_OUT max)
T_R =T_F = 5 us; DM = 0
DC - DC Mode (10% to 90% of I_OUT max,
3.2V to 4.2V) DM = 0
DC - DC Mode (10% to 90% of I_OUT max,
3.2V to 4.2V) DM = 0
1.9 ± 2%
V
2.45
2.50
2.55
V
150
300
mA
0.1
1
µA
85
90
%
7
mV
30
mV
20
mV
35
mV
V_OUT
V_OUT
I_OUT
V_DROP
I_QC
∆V_DCLD
∆V_TRLD
Output Voltage
Output Voltage
Output Current
Dropout Voltage
Quiescent Current
Static Load Regulation
Transient Load Regulation
LDO Mode (DV = 0, DM = 1)
LDO Mode (DV = 1, DM = 1)
LDO Mode (DM = 1)
LDO Mode (DM = 1)
LDO Mode (DM = 1)
LDO Mode (0 to 10 mA); DM = 1
LDO Mode (0 to 10 mA) , T_R = T_F = 5 µs,
DM = 1
1.75
1.80
1.85
V
2.35
2.40
2.45
V
10
mA
400
mV
11
14
µA
50
mV
10
mV
∆V_DCLE
∆V_TRLE
PSRR
∆V_LPFP
∆V_FPLP
Static Line Regulation
Transient Line Regulation
Ripple Rejection
Overshoot Voltage
Undershoot Voltage
LDO Mode (3.2V to 4.2V); DM = 1
LDO Mode (3.2V to 4.2V); DM = 1
LDO Mode up to 1KHz; DM = 1
Voltage drop from LDO (LP) to DC - DC (FP)
Voltage drop from DC - DC (FP) to LDO (LP)
40
45
0
- 15
0
8
mV
15
mV
dB
10
mV
mV
Table 3. DC to DC External Components
Symbol Parameter
Conditions
C_OUT
C_ESR
L_OUT
L_ESR
Output Capacitor Value
Output Capacitor ESR
Output Inductor Value
Output Inductor ESR
At 100 kHz
Min
Typ
Max
Unit
17
22
26
µF
100 mOhm
8
10
12
µH
1.1
Ohm
5
2743A–PMGMT–05/04