PRODUCT DATASHEET
AAT2610
7-Channel PMU for Digital Still Cameras
Electrical Characteristics1
Unless otherwise noted VPVSU = VPVM= VPVSD1 = VPVSD2 = 3.6V, TA =-40°C to +85°C.
Symbol
Description
Conditions
Min
Typ
Max Units
General
VIN
Operating Input Voltage Range ILOAD ≤ Full Load (see Tables 1 and 2)
1.6
5.5
10
V
EN_SU = EN_M = EN_SD1 = EN_SD2 = 0V,
EN_DL1 = EN_DL2 = EN_DL3 = 0V
ISHDN
Shutdown Supply Current
0.01
300
μA
Quiescient Current into PV Pin
with SU Enabled
EN_SU = 3.6V, FBSU = 1.5V (does not include
switching losses)
450
900
μA
μA
EN_SU = EN_SD1 = EN_SD2 = 3.6V, FBSU =
FBSD1 = FBSD2 = 1.5V, EN_M = EN_DL1 = EN_
DL2 = EN_DL3 = 0V (does not include switching
losses)
Quiescient Current into PV Pin
with SU/SD1/SD2 Enabled
600
IQ
EN_SU = EN_M = 3.6V, FBSU = FBSUD = 1.5V,
EN_SD1 = EN_SD2 = EN_DL1 = EN_DL2 = EN_
DL3 = 0 (does not include switching losses)
Quiescient Current into PV Pin
with SU/SUD Enabled
450
400
700
650
μA
μA
EN_SU = EN_DL1 = 3.6V, FBSU = FBL1 = 1.5V,
EN_M = EN_SD1 = EN_SD2 = EN_DL1 = EN_DL2
= EN_DL3 = 0(does not include switching losses)
Quiescient Current into PV Pin
with
Oscillator
FOSC
Oscillator Frequency Range
1.2
1.6
1.5
1.8
2.0
MHz
SU DC-DC Boost (Step-Up) Converter
VUVLO(SU)
SU Under-Voltage Threshold
SU Under-Voltage Threshold
Hysteresis
Rising edge
Falling edge
1.8
V
VUVLO(SU),HYS
400
mV
VOUT(SU)
VIN(BP-ENTER)
Step-Up Output Voltage Range
Enter Bypass Mode
3.0
5.5
V
V
mV
VIN Rising edge
VIN Falling edge
4.625 4.750 4.900
100
VIN-HYS(BP-EXIT) Exit Bypass Mode - Hysteresis
Start-Up Delay of SUSD, SD1,
112
125
OSC
Cyc
tDELAY
SD2, AUX_L1, AUX_L2, AUX_
L3 after VSU in Regulation
512
VFBSU
FBSU Reference Voltage
TA = 25°C
0.588 0.600 0.612
200
V
SU Light Load Mode Current
Threshold
IMODE(SU)
mA
DMAX(SU)
ILEAK(FBSU)
ILEAK(PVSU)
ILEAK(LXSU)
Step-Up Maximum Duty Cycle
FBSU Pin Leakage Current
PVSU Pin Leakage Current
LXSU Pin Leakage Current
N-Channel
1.6 ≤ VPVSU ≤ 5.0V, VFBSU = 0.60V
VFBSU = 0.60V
VLXSU = 0V, VPVSU = 5.5V
VLXSU = VOUT(SU) = 5.5V
85
-100
95
0.01
0.1
0.1
50
130
4.8
20
%
nA
μA
+100
5
5
μA
mΩ
mΩ
A
mA
mA
ns
RDSON
P-Channel
ILIMIT
IOFF
ISTARTUP
TOFF(STARTUP)
FOSC(STARTUP)
N-Channel Current Limit
P-Channel Turn-Off Current
Startup Current Limit
Startup Off-Time
4.1
VPVSU = 1.8V
VPVSU = 1.8V
VPVSU = 1.8V
750
700
200
Startup Frequency
kHz
1. The AAT2610 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured by design, characterization, and correla-
tion with statistical process controls.
w w w . a n a l o g i c t e c h . c o m
2610.2008.11.1.1
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