STBB1PUR Datasheet, PDF (7/21 Pages) STMicroelectronics – 1 A, high efficiency single inductor

STBB1XX
5
Electrical characteristics
Electrical characteristics
V_IN = V_INA = V_EN = 3.6 V, C_IN = 10 µF, C_OUT = 10 µF, L = 2.2 µH, T_J = - 40 to 85°C (unless
otherwise specified; typical values are referred to T_A = 25 °C).
Table 6. Electrical characteristics
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
V_IN
V_UVLO
Input voltage range
VINA rising
Under voltage lockout threshold
VINA falling
V_FB
V_OUT
Z_FB
I_Q
I_Q
I_QSHDN
freq
Feedback voltage
Output voltage range
T_J = 25°C
FB input impedance
No switching quiescent current ^{FB = 0.7 V, V}MODE ^{= 0 V}
(VIN+VINA) (see Figure 3, 4) _{FB = 0.7 V, VMODE = VIN}
Operating quiescent current
(VIN+VINA)
I_OUT = 0 A, V_OUT = 3.3 V,
V_MODE = 0 V
I_OUT = 0 A, V_OUT = 3.3 V,
V_MODE = V_IN
Shutdown quiescent current V_EN = 0 V, V_IN = 3.6 V
Oscillator frequency
Frequency range for
synchronization
Enable input logic low
V_EN
Enable input logic high
I_EN
Enable pin current
MODE/SYNC input logic low
V_MODE/SYNC
MODE/SYNC input logic high
I_MODE/SYNC MODE/SYNC pin current
%V_OUT Line regulation
%V_OUT Load regulation
I_SWL Switch current limitation
I_LKN
NMOS leakage current
I_LKP
PMOS leakage current
R_DSon-N NMOS switch on resistance
R_DSon-P PMOS switch on resistance
V_IN = 2.2 V to 5.5 V
V_IN = 2.2 V to 5.5 V
V_EN = 5.5 V
V_IN = 2.2 V to 5.5 V
V_IN = 2.2 V to 5.5 V
V_MODE/SYNC = 5.5 V
2.2 V < V_IN < 5.5 V; I_OUT = 1 mA
10 mA < I_OUT < 1000 mA
V_IN = 3.3 V
V_IN = 5.5 V
2.0
1.50
485
490
1.2
1300
1300
1.2
1.2
1.6
1.70
1.60
500
500
10
160
600
200
3.4
0.1
1500
0.01
0.01
0.5
1
2.3
0.01
0.01
0.13
0.13
5.5 V
1.80
V
515 mV
510 mV
5.5 V
MΩ
250
µA
750
µA
5.0 mA
1
µA
1750
kHz
2000
0.4
V
1
µA
0.4
V
1
µA
%
%
2.6 A
1
µA
1
µA
0.35 Ω
0.35 Ω
Doc ID 15474 Rev 5
7/21