LTC2951-1_15 Datasheet, PDF (5/20 Pages) Linear Technology – Pushbutton On/Off Controller

LTC2951-1/LTC2951-2
TYPICAL PERFORMANCE CHARACTERISTICS
PB Current vs PB Voltage
–250
–200
T_A = 25°C
V_IN = 3.3V
–150
–100
–50
0
–10 –5
0 5 10 15 20 25 30
PB VOLTAGE (V)
2951 G10
PB Voltage vs External
PB Resistance to Ground
300
V_IN = 3.3V
250
200
T_A = 100°C
150
T_A = 25°C
100
T_A = –45°C
50
0
0
5
10
15
20
EXTERNAL PB RESISTANCE TO GROUND (kΩ)
2951 G11
EN/EN V_OL vs Current Load
500
T_A = 25°C
V_IN = 3.3V
400
300
200
100
0
0
2
4
6
8
10
EN/ EN CURRENT LOAD (mA)
2951 G12
EN (LTC2951-1) Voltage vs V_IN
1.0
T_A = 25°C
100k PULL-UP FROM EN TO V_IN
0.8
0.6
0.4
0.2
0
0
1
2
3
4
V_IN (V)
2951 G13
EN (LTC2951-2) Voltage vs V_IN
4
TT_AA == 2255°°CC
110000kk PPUULLLL--UUPP FFRROOMM EENN TTOO VV_IINN
3
2
1
0
0
1
2
3
4
V_IN (V)
2951 G14
295112fb
5