參數(shù)資料
型號： P95020ZLLG8
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, PBGA124
封裝： LLGA-124
文件頁數(shù)： 30/137頁
文件大小： 3533K
代理商： P95020ZLLG8
P95020 / Preliminary Datasheet
Revision 0.7.10
125
2010 Integrated Device Technology, Inc.
16.1 LDO - PIN DEFINITIONS
PIN #
PIN_ID
DESCRIPTION
023
VDD_AUDIO33
Filter capacitor for internal 3.3V audio LDO. Do not draw power from this pin.
029
LDO_GND
Common GROUND for all LDOs.
030
LDO_IN3
Input Voltage to AUDIO LDOs (VDD_AUDIO33 & VDD_AUDIO18)
031
LDO_LP
Always-On Low Power LDO for RTC.
032
LDO_050_3
50 mA LDO Output #3
033
LDO_IN2
Input Voltage to LDO_050_3, LDO_050_2, LDO_050_1 and LDO_050_0.
034
LDO_050_2
50 mA LDO Output #2
035
LDO_050_1
50 mA LDO Output #1
036
LDO_050_0
50 mA LDO Output #0
037
LDO_150_2
150 mA LDO Output #2
038
LDO_IN1
Input Voltage to LDO_150_2, LDO_150_1 and LDO_150_0.
039
LDO_150_1
150 mA LDO Output #1
040
LDO_150_0
150 mA LDO Output #0
045
VDD_CKGEN18
Filter Capacitor for Internal 1.8V CKGEN LDO
047
VDD_CKGEN33
Filter Capacitor for Internal 3.3V CKGEN LDO
16.2 LDO - LDO_150 & LDO_050 ELECTRICAL CHARACTERISTICS
Unless otherwise specified, typical values at TA =25C, VIN1=VIN2=VSYS= 3.8V, TA = -40°C to +85°C, COUT=CIN=1F
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
VIN1, VIN2
Input Voltage Requirements
3
5.5
V
VOUT
Output Voltage Range
0.75
3.7
V
VSTEP
Output Voltage Step Size
25
mV
VO
Output Accuracy
Iout = 0 to Rated Current
VIN = 3V to 5.5V
Over Line And Load Conditions
-4
+4
%
VDROPOUT
Dropout voltage (VIN-VOUT)
(IRATED/3 load)
(IRATED/2 load)
(IRATED load)
Note 1
74
102
210
150
200
300
mV
IRATED
Maximum Rated Output Current
LDO_050
LDO_150
50
150
mA
ILIM
Maximum Programmable Current
Limit
LDO_050
LDO_150
65
195
125
375
mA
ISTEP_SIZE
Current Limit Step Size
25
% of
Maximum
Programmable
Current Limit
ILIM_RANGE
Current Limit Programming Range
LDO150_0 @ 0x61 [1:0];
LDO150_1 @ 0x63 [1:0];
LDO150_2 @ 0x65 [1:0];
LDO50_0 @ 0x67 [1:0];
LDO50_1 @ 0x69 [1:0];
LDO50_2 @ 0x6B [1:0];
LDO50_3 @ 0x6D [1:0];
25
100
% of
Maximum
Programmable
Current Limit
IQ150
Quiescent Current Into LDO_150
(IN#1)
Standard Operation All Three
LDOs Active, Measured At
VIN_IN1
LDO150_0 @ 0x60 [7:7] = 1;
LDO150_1 @ 0x62 [7:7] = 1;
LDO150_2 @ 0x64 [7:7] = 1;
40
53
A
IQ50
Quiescent Current Into LDO_50
(IN#2)
Standard Operation All Four
LDOs Active, Measured At
VIN_IN2
LDO50_0 @ 0x66 [7:7] = 1;
LDO50_1 @ 0x68 [7:7] = 1;
LDO50_2 @ 0x6A [7:7] = 1;
LDO50_3 @ 0x6C [7:7] = 1;
53
71
A
Notes:
1.
Dropout voltage is defined as the input to output differential at which the output voltage drops 2% below its
nominal value measured at 1V differential. Not applicable to output voltages less than 3V.
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