TPD12S015A_14 Datasheet, PDF (9/35 Pages) Texas Instruments – HDMI COMPANION CHIP WITH STEP-UP DC-DC, I2C LEVEL SHIFTER, AND HIGH-SPEED ESD CLAMPS

TPD12S015A
www.ti.com
SLLSE74C – JUNE 2011 – REVISED MARCH 2013
DC-DC Converter (continued)
PARAMETER
TEST CONDITIONS
MIN
I_{DD (idle)}
Load transient response
Power supply current from V_BAT
to DC/DC, enabled, unloaded
V_BAT = 3.6 V, I_O = 5 to 65 mA, pulse of 10 µs, t_r
= t_f = 0.1 µs
I_O = 0 mA
I_{DD (disabled)}
Power supply current from
V_BAT, DC/DC Disabled,
Unloaded
V_BAT = 2.3 V to 5.5 V, I_O = 0 mA, CT_CP_HPD
Low
I_{DD(system off)}
I_inrush
(startup)
Power supply current from
V_BAT, VCCA =0V
Inrush current, average over
T_startup time
V_CCA = 0 V
V_BAT = 2.3 V to 5.5 V, I_O = 65 mA
T_SD
ΔT_SD
I_SC
Thermal shutdown
Thermal shutdown hysteresis
Short circuit current limit from
output
Increasing junction temperature
Decreasing junction temperature
5Ω short to GND
TYP
50
30
100
140
20
MAX
UNIT
mVpk
50
µA
2
µA
5
µA
mA
°C
°C
500
mA
Passive Components
PARAMETER
L_IN
C_IN
C_OUT
C_VCCA
External inductor, 0805 footprint
Input capacitor, 0603 footprint
Output capacitor, 0603 footprint
Input capacitor, 0402 footprint
TYP
UNIT
1
µH
4.7
µF
4.7
µF
0.1
µF
Voltage Level Shifter: SCL, SDA Lines (x_A/x_B Ports)
T_A = –40°C to 85°C unless otherwise specified
PARAMETER
TEST CONDITIONS
V_OHA
V_OLA
V_OHB
V_OLB
ΔV_T
hysteresi
s
SDx_A (V_T+ – V_T–)
SDx_B (V_T+ – V_T–)
I_OH = –10 μA, V_I = V_IH
I_OL = 10 μA, V_I = V_IL
I_OH = –10 μA, V_I = V_IH
I_OL = 3 mA, V_I = V_IL
V_CCA
1.1 V to 3.6 V
1.1 V to 3.6 V
1.1 V to 3.6 V
1.1 V to 3.6 V
R_PU
(Internal pullup) SCL_A,
Internal pullup connected to
SDA_A,
V_CCA rail
SCL_B,
SDA_B,
Internal pullup connected to
5 V rail
I_PULLUPAC Transient boosted SCL_B,
pullup current (rise SDA_B,
time accelerator)
Internal pullup connected to
5 V rail
I_OFF
A port
B port
I_OZ
B port
A port
V_CCA = 0 V, V_I or V_O = 0 to 3.6 V
5VOUT = 0 V, V_I or V_O = 0 to 5.5 V
V_O = V_CCO or GND
V_I = V_CCI or GND
0V
0 V to 3.6 V
1.1 V to 3.6 V
1.1 V to 3.6 V
MIN
TYP
V_CCA × 0.8
5VOUT × 0.9
V_CCA × 0.17
40
400
10
1.75
15
MAX
0.4
±5
±5
±5
±5
UNIT
V
V
V
V
mV
kΩ
mA
μA
μA
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